GB/T 11263-2024 (GB/T11263-2024, GBT 11263-2024, GBT11263-2024) & related versions
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GB/T 11263-2024
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 77.140.70
CCS H 44
Replacing GB/T 11263-2017
Hot rolled H and cut T section steel
ISSUED ON: OCTOBER 26, 2024
IMPLEMENTED ON: MAY 01, 2025
Issued by: State Administration for Market Regulation;
Standardization Administration of the People’s Republic of China.
Table of Contents
Foreword ... 3
1 Scope ... 5
2 Normative references ... 5
3 Terms and definitions ... 6
4 Order content ... 6
5 Classification and code ... 6
6 Size, shape, weight and allowable deviation... 7
6.1 Size and representation ... 7
6.2 Size, shape and allowable deviation ... 9
6.3 Weight and allowable deviation ... 11
6.4 Specifications ... 11
6.5 Method of customizing H section steel specifications ... 12
7 Technical requirements ... 14
7.1 Delivery state ... 14
7.2 Steel designation and chemical composition ... 14
7.3 Mechanical properties and process properties ... 15
7.4 Surface quality ... 15
8 Test methods ... 15
9 Inspection rules ... 16
9.1 Inspection and acceptance ... 16
9.2 Batch rules ... 16
9.3 Sampling rules ... 16
9.4 Re-inspection and determination ... 16
10 Packaging, marking and quality certificate ... 16
Appendix A (Normative) Nominal cross-sectional dimensions, cross-sectional area,
theoretical weight and cross-sectional properties of H section steel ... 18
Appendix B (Normative) Nominal cross-sectional dimensions, cross-sectional area,
theoretical weight and cross-sectional properties of HK section steel ... 34
Appendix C (Normative) Nominal cross-sectional dimensions, cross-sectional area,
theoretical weight and cross-sectional properties of cut T section steel ... 47
Appendix D (Informative) Formulas for calculating cross-sectional area, theoretical
weight and cross-sectional properties of H section steel ... 50
Hot rolled H and cut T section steel
1 Scope
This document specifies the order content, classification, code, size, shape, weight and
allowable deviation, technical requirements, test methods, inspection rules, packaging,
marking and quality certificate of hot rolled H section steel and T section steel cut from
hot rolled H section steel.
This document applies to hot rolled H section steel (hereinafter referred to as H section
steel) and T section steel cut from hot rolled H section steel (hereinafter referred to as
T section steel).
2 Normative references
The following documents are referred to in the text in such a way that some or all of
their content constitutes requirements of this document. For dated references, only the
version corresponding to that date is applicable to this document; for undated references,
the latest version (including all amendments) is applicable to this document.
GB/T 222, Permissible tolerances for chemical composition of steel products
GB/T 228.1, Metallic materials - Tensile testing - Part 1: Method of test at room
temperature
GB/T 229, Metallic materials - Charpy pendulum impact test method
GB/T 232, Metallic materials - Bend test
GB/T 700, Carbon structural steels
GB/T 712, Structural steel for ship and ocean engineering
GB/T 714, Structural steel for bridge
GB/T 1591, High strength low alloy structural steels
GB/T 2101, General requirement of acceptance, packaging, marking and
certification for section steel
GB/T 2975, Steel and steel products - Location and preparation of test pieces for
mechanical testing
GB/T 4171, Atmospheric corrosion resisting structural steel
GB/T 4336, Carbon and low-alloy steel - Determination of multi-element contents
- Spark discharge atomic emission spectrometric method (routine method)
GB/T 19879, Steel plate for building structure
GB/T 20066, Steel and iron - Sampling and preparation of samples for the
determination of chemical composition
GB/T 33968, Hot rolled steel sections with improved weldability
GB/T 34103, Hot rolled H section steel for ocean engineering structure
GB/T 41749, General requirements for surface condition of hot-rolled sections
YB/T 4261, Hot rolled fire-resistant H section steel
YB/T 4620, Hot rolled anti-seismic H steel section
YB/T 4831, Through-thickness characteristics of hot-rolled H-section steel
3 Terms and definitions
No terms and definitions need to be defined in this document.
4 Order content
The contract or order for goods ordered under this document shall contain at least the
following:
a) product name and type;
b) designation;
c) reference to this document;
d) specifications;
e) delivery length;
f) weight and quantity;
g) other special requirements proposed by the buyer, such as special specification
requirements, special surface quality requirements, etc.
5 Classification and code
5.1 H section steel is divided into two categories, and their codes are as follows:
For example: H596×199×10×15.
HK steel: HK and the value of height H × the value of width B × the value of web
thickness t1 × the value of flange thickness t2.
For example: HK1008×310×26×40.
6.4.2 T section steel: T and the value of height h × the value of width B × the value of
web thickness t1 × the value of flange thickness t2.
For example: T207×405×18×28.
6.5 Method of customizing H section steel specifications
6.5.1 For H section steel of the same model, the web clear height h0, flange extension
width b0 and fillet radius r are the same. While keeping h0, b0 and r unchanged, the
flange thickness t2 and web thickness t1 can be adjusted for customized design. The
specific specifications shall be determined by negotiation between the supplier and the
buyer.
6.5.2 The steps and examples for customizing the specifications of H section steel are
as follows:
a) Select the initial specification H × B × t1 × t2; calculate the web clear height h0
and flange extension width b0 according to Formula (2) and Formula (3)
respectively;
b) The design of flange thickness t2’ and web thickness t1’ shall ensure
1.0< t2'/t1'< 2.0;
c) Calculate the designed height H’ and width B’ according to Formula (4) and
Formula (5) respectively;
d) Form new specifications H’ × B’ × t1’ × t2’.
Where:
h0 – web clear height, in millimeters (mm);
H – height, in millimeters (mm);
t2 – flange thickness, in millimeters (mm).
supplier and the buyer and with indication in the contract, the product can also be
supplied in accordance with other designations and chemical compositions.
7.2.2 The allowable deviation of the chemical composition of the finished products of
H section steel and T section steel shall comply with the provisions of GB/T 222.
7.3 Mechanical properties and process properties
The mechanical properties and process properties of H section steel and T section steel
shall conform to the relevant provisions of GB/T 700, GB/T 712, GB/T 714, GB/T 1591,
GB/T 4171, GB/T 19879, GB/T 33968, GB/T 34103, YB/T 4261, YB/T 4620, YB/T
4831 or other standards. After negotiation between the supplier and the buyer and
indication in the contract, the goods can also be supplied according to other mechanical
properties and process performance indicators.
7.4 Surface quality
7.4.1 There shall be no burrs larger than 5 mm on the cut surface of H section steel and
T section steel.
7.4.2 The surface quality of H section steel and T section steel shall comply with the
relevant provisions of GB/T 41749. After negotiation between the supplier and the
buyer and with indication in the contract, goods can also be supplied according to other
surface quality requirements.
7.4.3 The defect repair welding of H section steel and T section steel shall comply with
the relevant provisions of GB/T 41749.
8 Test methods
The inspection items, sampling quantity and test methods for each batch of H section
steel and T section steel shall comply with the requirements of Table 3.
9 Inspection rules
9.1 Inspection and acceptance
9.1.1 The inspection and acceptance of H section steel and T section steel shall be
carried out by the supplier’s quality inspection department.
9.1.2 The supplier shall ensure that the steel delivered complies with the provisions of
this document or the contract. The buyer has the right to inspect and accept any
inspection item specified in this document or the contract.
9.2 Batch rules
The batching of H section steel and T section steel shall be carried out in accordance
with the relevant standards or contract provisions.
9.3 Sampling rules
The sampling locations and methods for tensile, bending and impact tests of H section
steel shall comply with the provisions of GB/T 2975, and the sampling of T section
steel shall comply with the provisions for H section steel.
9.4 Re-inspection and determination
The re-inspection and determination rules for H section steel shall comply with the
provisions of GB/T 2101.
10 Packaging, marking and quality certificate
10.1 H section steel and T section steel shall be marked with the manufacturer’s name
or registered trademark by rolling, spraying or sticking, and the marking shall be clear
and unambiguous.
10.2 H section steel and T section steel may be delivered in bundles or individually,
where H section steel and T section steel delivered in bundles shall comply with the
requirements of Table 4. H section steel with a length greater than 24 000 mm or a
single weight greater than 10 t may be delivered without bundles.
10.3 Except as specified in Table 4, the packaging, marking and quality certificate of H
section steel and T section steel shall comply with the provisions of GB/T 2101.
......
GB/T 11263-2017
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 77.040.70
H 44
Replacing GB/T 11263-2010
Hot rolled H and cut T section steel
ISSUED ON. MAY 31, 2017
IMPLEMENTED ON. DECEMBER 1, 2017
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine of the People's Republic of China;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Ordering content ... 5
4 Classification and codes ... 5
5 Dimensions, shapes, weights and tolerances ... 6
6 Technical requirements ... 17
8 Inspection rules ... 19
9 Packaging, marking and quality certification ... 20
Annex A (Informative) Sectional dimensions, sectional areas, theoretical
weights and sectional characteristics of hot rolled H section steel ... 21
Annex B (Informative) Sectional dimensions, sectional areas, theoretical
weights and sectional characteristics of hot rolled H section steel ... 26
Annex C (Informative) Sectional dimensions, sectional areas, theoretical
weights and sectional characteristics of hot rolled H section steel ... 29
Annex D (Informative) Sectional dimensions, sectional areas, theoretical
weights and sectional characteristics of hot rolled H section steel ... 32
Annex E (Informative) Supplementary detailed rules for defect welding
repair of hot rolled H and cut T section steel ... 35
Annex F (Informative) Comparison of types and sectional characteristic
parameters of international hot rolled I section steel and international hot rolled
H section steel ... 37
Annex G (Informative) Sectional dimensions, sectional areas, theoretical
weights and sectional characteristics of super-thick super-heavy H section steel
... 40
Bibliography ... 43
Foreword
This Standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This Standard replaces GB/T 11263-2010, Hot rolled H and cut T section steel.
Compared with GB/T 11263-2010, the major changes are as follows.
-- it changes the requirements for dimensions and tolerances of H section steel in
Table 3;
-- it changes the test items, sample quantities and test methods in Table 6;
-- it adjusts Annex A to Annex E and changes the content;
-- it adjusts Annex B to Annex G and modifies specifications;
-- it adds Annex A, Annex B, Annex C and Annex D.
This Standard was proposed by China Iron and Steel Association.
This Standard shall be under the jurisdiction of National Technical Committee 183 on
Steels of Standardization Administration of China (SAC/TC 183).
The drafting organizations of this Standard. Magang (Group) Holdings Co., Ltd.,
Shandong Iron and Steel Group Co., Ltd. Laiwu Controlled Company, China
Metallurgical Information and Standardization Institute, Hebei Jinxi Iron and Steel
Group Co., Ltd., Rizhao Steel Holding Group Co., Ltd., Central Research Institute of
Building and Construction Co., Ltd., Anshan Baode Iron and Steel Co., Ltd., Tianjin
Zhongzhong Technology and Engineering Co., Ltd.
The main drafters of this Standard. Wu Baoqiao, Wang Zhongxue, Wang Limin, Xi Tie,
Feng Chao, Zhao Yichen, Wei Zhenzhou, Wu Mingchao, Wang Hongxin, Chen
Yanliang, Liu Baoshi, Zhang Weibin, Zhao Xinhua, Zhang Baoju, Tian Xuebo, Cheng
Ding, Wang Yujie, Liu Chunying, Jiang Hongliang, Yang Yingdong.
The previous editions of the standard replaced by this Standard are as follows.
-- GB/T 11263-1998, GB/T 11263-2005, GB/T 11263-2010.
Hot rolled H and cut T section steel
1 Scope
This Standard specifies the ordering content, classification, codes, dimensions,
shapes, weights-tolerances, technical requirements, test methods, inspection rules,
packaging, marking and quality certificate of hot rolled H and cut T section steel cut
from hot rolled H section steel.
This Standard applies to hot rolled H section steel (hereinafter referred to as H section
steel) and T section steel cut from hot rolled H section steel.
2 Normative references
The following referenced documents are indispensable for the application of this
document. For dated references, only the edition dated applies to this document. For
undated references, the latest edition of the referenced documents (including all
amendments) applies to this Standard.
GB/T 222, Permissible tolerances for chemical composition of steel products
GB/T 228.1, Metallic materials - Tensile testing - Part 1 . Method of test at room
temperature
GB/T 229, Metallic materials - Charpy pendulum impact test method
GB/T 232, Metallic materials – Bend test
GB/T 700, Carbon structural steels
GB/T 712, Ship and ocean engineering structural steel
GB/T 714, Structural steel for bridge
GB/T 1591, High strength low alloy structural steels
GB/T 2101, General requirement of acceptance, packaging, marking and
certification for section steel
GB/T 2975, Steel and steel products – Location and preparation of test pieces for
mechanical testing
GB/T 4171, Atmospheric corrosion resisting structural steel
GB/T 4336, Carbon and low-alloy steel – Determination of multi-element contents
– Spark discharge atomic emission spectrometric method (routine method)
GB/T 19879, Steel plates for building structure
GB/T 20066, Steel and iron – sampling and preparation of samples for the
determination of chemical composition
3 Ordering content
The purchase contract based on this Standard shall include the following technical
content.
a) product name and category;
b) designation;
c) standard number;
d) specifications;
e) delivery length;
f) weight and quantity;
g) other special requirements of the purchaser, such as special specification
requirements and special surface quality requirements.
4 Classification and codes
4.1 H section steel includes four categories, whose codes are as follows.
Wide flange H section steel HW (W is the initial of Wide);
Middle flange H section steel HM (M is the initial of Middle);
Narrow flange H section steel HN (N is the initial of Narrow);
Thin-wall H section steel HT (T is the initial of Thin).
4.2 Cut T section steel includes three categories, whose codes are as follows.
Wide flange cut T section steel TW (W is the initial of Wide);
Middle flange cut T section steel TM (M is the initial of Middle);
Narrow flange cut T section steel TN (N is the initial of Narrow).
6.4 Surface quality
6.4.1 The surface of H and cut T section steel shall be free from defects detrimental
to use, such as cracks, folds, scars, layers and inclusions. Local slight defects are
allowed, such as cracks, pits, bulges, hard spots and scratches, but they shall not
exceed the thickness tolerances. The defects of H and cut T section steel are allowed
to be removed using the mechanical methods such as chipping and grinding; the
defects are allowed to be repaired by welding; some clauses of welding repair and
welding repair quality inspection can be executed as specified in Annex A. The removal
and welding repair shall be executed as specified in 6.4.2 and 6.4.3.
6.4.2 Removal shall meet the following requirements.
a) after the removal of H section steel and cut T section steel, the sectional
dimensions shall be within the tolerance range. With the user’s consent, the
restriction may also be extended for different purposes;
b) the surface of junction between the removed spot and the former rolled surface
shall be smooth without corners or edges. The width of removing shall not be
less than 5 times of the removing depth.
c) if the removing depth is not greater than the specified tolerance range after
removing, it can be delivered directly without welding repair.
6.4.3 Welding repair shall meet the following requirements.
If the dimensions of the removed spots exceed the allowable negative deviation after
the defects are removed, metal welding repair can be done for the spots of defect
removal, but shall meet the following criteria.
a) The surface defects of H and cut T section steel shall be removed completely
before welding repair, using the mechanical methods such as chipping and sand
wheel grinding, and then surfacing repair is carried out. The spots of defect
removal shall be ground after welding repair and maintained consistent with the
former rolled surface.
b) The depth of the defect parts removed before welding repair shall be less than
30% of the thickness of the surface removed.
c) The total area of welding repair shall be less than 2% of the total surface area of
H section steel or cut T section steel and the maximum area of each welding
repair spot shall be less than 150 cm2.
d) Welding repair shall be done using an appropriate welding repair process in
accordance with the designation of steel.
e) The welded outer edge of H and cut T section steel shall be free from undercut
and overlap. The height of weld ripples of reinforced weld seams shall be at least
1.5 mm above the former rolled surface; after reinforced weld seams and weld
Annex E
(Informative)
Supplementary detailed rules for defect welding repair of hot rolled H
and cut T section steel
E.1 Welding repair
E.1.1 Welding rods shall be dried before welding; the preheating temperature is
usually 350°C; the duration is 1 h. Use short-arc operation during welding repair;
narrow weld pass is preferred; the welding repair current is controlled at middle limit;
the base metal shall be kept dry during welding repair. The use of low-hydrogen
welding rods is recommended.
E.1.2 The welding repair operating environment shall be as specified in GB 50661.
E.1.3 Use appropriate methods, such as sand wheel grinding, to repair the spots of
welding repair, remove prominent metal and make the welding repair spots smooth
and flush with the rolled surface. Do not polish continuously at a fixed point to make
the surface appear blue.
E.2 Welding repair quality inspection
E.2.1 Observe the appearance of the welding repair spots. the welding repair spots
and heat affected zones shall be smooth and pleasing to the eye, without surface
cracks, undercuts, visible pores, inclusions or other defects. In case of any surface
defect, it shall be removed carefully and completely before welding repair is done once
again.
E.2.2 Use measuring tools such as straight steel ruler to examine the smoothness
degree of welding repair surface; the welding repair spots shall be flush with the rolled
surface. The height of weld seams and weld ripples shall be the same as that of the
former rolled surface.
E.2.3 The inspection of the welding repair spots and heat affected zones shall be
carried out as specified in GB 50661.
E.2.4 The same location of the welding repair spots shall not be reworked for more
than twice.
E.2.5 Each welding repair spot shall be recorded in detail. The content usually
includes. designations, specifications and batch numbers of products to be repaired
by welding; types and locations of surface defects; whether preheating and slow
cooling measures are taken; designations and specifications of welding rods; quality
......
GB/T 11263-2010
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 77.140.70
H 44
Replacing GB/T 11263-2005
Hot-rolled H and Cut T Section Steel
ISSUED ON. DECEMBER 23, 2010
IMPLEMENTED ON. SEPTEMBER 01, 2011
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine (AQSIQ);
Standardization Administration (SAC) of the People's
Republic of China.
Table of Contents
1 Scope ... 5
2 Normative References ... 5
3 Ordering Content ... 6
4 Classification and Code ... 6
5 Dimension, Shape, Weight and Permissible Deviation ... 7
6 Technical Requirements ... 19
7 Test Methods ... 21
8 Inspection Rules ... 21
9 Packaging, Marking and Quality Certificate ... 22
Appendix A (Informative) Detailed Regulations for Rewelding of H Section Steel
and Cut T Section Steel ... 23
Appendix B (Informative) Comparison of Types and Section Characteristic
Parameters of Joist Steel and H Section Steel ... 25
Appendix C (Informative) Section Dimension, Section Area, Theoretical Weight
and Section Characteristic of Over-thick and Overweight H Section Steel ... 28
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is not equivalent to Japanese JIS G3192-2008 "Dimensions, Mass and
Permissible Variations of Hot Rolled Steel Sections".
This standard replaces GB/T 11263-2005 "Hot-rolled H and Cut T Section Steel".
Compared with GB/T 11263-2005, the main changes of this standard are as follows.
— The types of H450×150, H475×150, H500×150 and H625×200 series and the
specification of H298×201×9×14 for H300×200 series were added.
— HP series and thickness dimension requirements were added.
— Values such as section area, theoretical weight and section characteristic
parameter were adjusted.
— For permissible deviation of dimension and shape of H section steel, the flange
bending and outer edge passivation requirements of flange leg end were added.
— The original Appendix A "Common Steel Designation and Mechanical Property
of Hot-rolled H Section Steel" was deleted, and Appendix A was changed into
"Rewelding Supplement Regulations for H Section Steel and Cut T Section
Steel".
— In Appendix B, the comparison for type and section characteristic parameter of
newly added joist steel and H section steel was updated.
— Appendix C "Section Dimension, Section Area, Theoretical Weight and Section
Characteristic of Over-thick and Overweight H Section Steel" was added.
Compared with JIS G3192-2008, the main changes of this standard are as follows.
— H section steel is divided into four categories according to wide flange, middle
flange, narrow flange and thin wall.
— 19 types for thin wall category were added.
— Types of H450×150, H475×150, H500×150, H550×200, H550×300, H625×200,
H650×300, H750×300, H850×300 and H1000×300 and other 19 specifications
were added.
— Partial cut T section steel type series were added.
— In Table 3, the thickness t1 was added with a column "less than 5mm"; the
Hot-rolled H and Cut T Section Steel
1 Scope
This standard specifies the ordering content, classification, code, dimensions, shape,
weight and permissible deviation, technical requirements, test methods, inspection
rules, packaging, marking and quality certificate of hot-rolled H section steel and T
section steel cut by hot-rolled H section steel.
This standard is applicable to hot-rolled H section steel (hereinafter referred to as "H
section steel") and T section steel cut by hot-rolled H section steel.
2 Normative References
The following documents are indispensable for the application of this document. For
dated references, only the dated edition applies. For undated references, the latest
edition (including all amendments) applies.
GB/T 222 Permissible Tolerances for Chemical Composition of Steel Products
GB/T 228.1 Metallic Materials - Tensile Testing - Part 1. Method of Test at Room
Temperature (GB/T 228.1-2010, ISO 6892-1.2009, MOD)
GB/T 229 Metallic Materials - Charpy Pendulum Impact Test Method (GB/T
229-2007, ISO 148-1.2006, MOD)
GB/T 232 Metallic Materials - Bend Test (GB/T 232-1999, eqv ISO 7438.1985(E))
GB/T 700 Carbon Structural Steels
GB 712 Hull Structural Steel
GB/T 714 Structural Steel for Bridge
GB/T 1591 High Strength Low Alloy Structural Steels
GB/T 2101 General Requirement of Acceptance Packaging, Marking and
Certification for Section Steel
GB/T 2975 Steel and Steel Products - Location and Preparation of Test Pieces for
Mechanical Testing (GB/T 2975-2008, eqv ISO 377.1997)
GB/T 4171 Atmospheric Corrosion Resisting Structural Steel
GB/T 4336 Standard Test Method for Spark Discharge Atomic Emission
Spectrometric Analysis of Carbon and Low-alloy Steel (Routine Method)
GB/T 20066 Steel and Iron - Sampling and Preparation of Samples for the
Determination of Chemical Composition (GB/T 20066-2006, ISO 14284.1998, IDT)
3 Ordering Content
According to this standard, the order contract shall contain the following technical
content.
a) Product name and category;
b) Designation;
c) Number of this standard;
d) Specification;
e) Delivery length;
f) Weight and quantity;
g) Other specific requirements proposed by the demander, for instance. special
specification requirement, special surface quality requirements, etc.
4 Classification and Code
4.1 H section steel is divided into four categories with code as follows.
Wide flange H section steel HW (W is the initial of Wide)
Middle flange H section steel HM (M is the initial of Middle)
Narrow flange H section steel HN (N is the initial of Narrow)
Thin wall H section steel HT (T is the initial of Thin)
4.2 Cut T section steel is divided three categories with code as follows.
Wide flange cut T section steel TW (W is the initial of Wide)
Middle flange cut T section steel TM (M is the initial of Middle)
Narrow flange cut T section steel TN (N is the initial of Narrow)
Table 1 Section Dimension, Section Area, Theoretical Weight and Section Characteristic of H Section Steel
Category Type
(height×width)/(mm×mm)
Section dimension/mm Section
area/cm2
Theoretical
weight/(kg/m)
Inertia moment/cm4 Inertia radius/cm Section
H B t1 t2 r Ix Iy ix iy Wx Wy
HW
100×100 100 100 6 8 8 21.58 16.9 378 134 4.18 2.48 75.6 26.7
125×125 125 125 6.5 9 8 30.00 23.6 839 293 5.28 3.12 134 46.9
150×150 150 150 7 10 8 39.64 31.1 1620 563 6.39 3.76 216 75.1
175×175 175 175 7.5 11 13 51.42 40.4 2900 984 7.50 4.37 331 112
200×200 200 200 8 12 13 63.53 49.9 4720 1600 8.61 5.02 472 160
*200 204 12 12 13 71.53 56.2 4980 1700 8.34 4.87 498 167
250×250
*244 252 11 11 13 81.31 63.8 8700 2940 10.3 6.01 713 233
250 250 9 14 13 91.43 71.8 10700 3650 10.8 6.31 860 292
*250 255 14 14 13 103.9 81.6 11400 3880 10.5 6.10 912 304
300×300
*294 302 12 12 13 106.3 83.5 16600 5510 12.5 7.20 1130 365
300 300 10 15 13 118.5 93.0 20200 6750 13.1 7.55 1350 450
*300 305 15 15 13 133.5 105 21300 7100 12.6 7.29 1420 466
350×350
*338 351 13 13 13 133.3 105 27700 9380 14.4 8.38 1640 534
*344 348 10 16 13 144.0 113 3280 11200 15.1 8.83 1910 646
*344 354 16 16 13 164.7 129 34900 11800 14.6 8.48 2030 669
350 350 12 19 13 171.9 135 39800 13600 15.2 8.88 2280 776
*350 357 19 19 13 196.4 154 42300 14400 14.7 8.57 2420 808
400×400
*388 402 15 15 22 178.5 140 49000 16300 16.6 9.54 2520 809
*394 398 11 18 22 186.8 147 56100 18900 17.3 10.1 2850 951
*394 405 18 18 22 214.4 168 59700 20000 16.7 9.64 3030 985
400 400 13 21 22 218.7 172 66600 22400 17.5 10.1 3330 1120
*400 408 21 21 22 250.7 197 70900 23800 16.8 9.74 3540 1170
*414 405 18 28 22 295.4 232 92800 31000 17.7 10.2 4480 1530
*428 407 20 35 22 360.7 283 119000 39400 18.2 10.4 5570 1930
*458 417 30 50 22 528.6 415 187000 60500 18.8 10.7 8170 2900
*498 432 45 70 22 770.1 604 298000 94400 19.7 11.1 12000 4370
500×500 *492 465 15 20 22 258.0 202 117000 33500 21.3 11.4 4770 1440
*502 465 15 25 22 304.5 239 146000 41900 21.9 11.7 5810 1800
800 300 14 26 18 263.5 207 286000 11700 33.0 6.66 7160 781
850×300
*834 298 14 19 18 227.5 179 251000 8400 33.2 6.07 6020 564
*842 299 15 23 18 259.7 204 298000 10300 33.9 6.28 7080 687
*850 300 16 27 18 292.1 229 346000 12200 34.4 6.45 8140 812
*858 301 17 31 18 324.7 255 395000 14100 34.9 6.59 9210 939
900×300
*890 299 15 23 18 266.9 210 339000 10300 35.6 6.20 7610 687
900 300 16 28 18 305.8 240 404000 12600 36.4 6.42 8990 842
*912 302 18 34 18 360.1 283 491000 15700 36.9 6.59 10800 1010
1000×300
*970 297 16 21 18 276.0 217 393000 9210 37.8 5.77 8110 620
*980 298 17 26 18 315.5 248 472000 11500 38.7 6.04 9630 772
*990 298 17 31 18 345.3 271 544000 13700 39.7 6.30 11000 921
*1000 300 19 36 18 395.1 310 634000 16300 40.1 6.41 12700 1080
*1008 302 21 40 18 439.3 345 712000 18400 40.3 6.47 14100 1220
HT
100×50 95 48 3.2 4.5 8 7.620 5.98 115 8.39 3.88 1.04 24.2 3.49
97 49 4 5.5 8 9.370 7.36 143 10.9 3.91 1.07 29.6 4...
......
| Standard ID | GB/T 11263-2024 (GB/T11263-2024) | | Description (Translated English) | (Hot rolled H-beam and split T-beam) | | Sector / Industry | National Standard (Recommended) | | Date of Implementation | 2025-05-01 | | Older Standard (superseded by this standard) | GB/T 11263-2017 | | Standard ID | GB/T 11263-2017 (GB/T11263-2017) | | Description (Translated English) | Hot rolled H and cut T section steel | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H44 | | Classification of International Standard | 77.140.70 | | Word Count Estimation | 37,317 | | Date of Issue | 2017-05-31 | | Date of Implementation | 2017-12-01 | | Older Standard (superseded by this standard) | GB/T 11263-2010 | | Quoted Standard | GB/T 222; GB/T 228.1; GB/T 229; GB/T 232; GB/T 700; GB/T 712; GB/T 714; GB/T 1591; GB/T 2101; GB/T 2975; GB/T 4171; GB/T 4336; GB/T 19879; GB/T 20066 | | Proposing organization | China Iron and Steel Industry Association | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, China National Standardization Administration Committee | | Summary | This standard specifies the order, classification, code, size, shape, weight and allowable deviation, technical requirements, test methods, inspection rules, packaging, marking, quality of the hot-rolled H-beam and T-section steel by hot-rolled H-beam certificate. This standard applies to hot-rolled H-beam (hereinafter referred to as H-shaped steel) and by the hot-rolled H-section of the T-section steel. | | Standard ID | GB/T 11263-2010 (GB/T11263-2010) | | Description (Translated English) | Hot-rolled H and cut T section steel | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H44 | | Classification of International Standard | 77.140.70 | | Word Count Estimation | 23,269 | | Date of Issue | 2010-12-23 | | Date of Implementation | 2011-09-01 | | Older Standard (superseded by this standard) | GB/T 11263-2005 | | Quoted Standard | GB/T 222; GB/T 228.1; GB/T 229; GB/T 232; GB/T 700; GB 712; GB/T 714; GB/T 1591; GB/T 2101; GB/T 2975; GB/T 4171; GB/T 4336; GB/T 20066 | | Adopted Standard | JIS G3192-2008, NEQ | | Drafting Organization | Maanshan Iron & Steel Co., Ltd. | | Administrative Organization | National Steel Standardization Technical Committee | | Regulation (derived from) | National Standard Approval Announcement 2010 No.10 (Total No.165) | | Proposing organization | China Iron and Steel Association | | Issuing agency(ies) | Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China | | Summary | This standard specifies the hot-rolled and hot-rolled H-beam steel mesh T 's T -beam order contents, classification, Code, dimensions, shape, test methods, , weight and tolerance, technical requirements for inspection rules, packaging, signs, quality certificates. This standard applies to hot-rolled H-beam (hereinafter referred to as H-beam) and H-beam split by the heat of the T -beam. |
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