GB/T 24510-2017_English: PDF (GB/T24510-2017)
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Nickel alloy steel plates for low temperature pressure vessels
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GB/T 24510-2017
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| GB 24510-2009 | English | 319 |
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[GB/T 24510-2009] 9%Nickel steel plates for pressure vessels with specified low temperature properties
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GB 24510-2009
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| Standard ID | GB/T 24510-2017 (GB/T24510-2017) | | Description (Translated English) | Nickel alloy steel plates for low temperature pressure vessels | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H46 | | Classification of International Standard | 77.140.50 | | Word Count Estimation | 10,173 | | Date of Issue | 2017-12-29 | | Date of Implementation | 2018-09-01 | | Drafting Organization | Anshan Iron and Steel Co., Ltd., Jiangyin Xingcheng Special Steel Co., Ltd., Metallurgical Industry Information Standards Institute, Shougang Group Co., Ltd. | | Administrative Organization | National Steel Standardization Technical Committee (SAC/TC 183) | | Proposing organization | China Iron and Steel Association | | Issuing agency(ies) | People's Republic of China General Administration of Quality Supervision, Inspection and Quarantine, China National Standardization Administration | | Standard ID | GB 24510-2009 (GB24510-2009) | | Description (Translated English) | [GB/T 24510-2009] 9%Nickel steel plates for pressure vessels with specified low temperature properties | | Sector / Industry | National Standard | | Classification of Chinese Standard | H46 | | Classification of International Standard | 77.140.50 | | Word Count Estimation | 8,821 | | Date of Issue | 2009-10-30 | | Date of Implementation | 2010-06-01 | | Quoted Standard | GB/T 222; GB/T 223.5; GB/T 223.9; GB/T 223.12; GB/T 223.14; GB/T 223.16; GB/T 223.19; GB/T 223.23; GB/T 223.26; GB/T 223.37; GB/T 223.40; GB/T 223.62; GB/T 223.63; GB/T 223.67; GB/T 223.69; GB/T 228; GB/T 229; GB/T 247; GB/T 709-2006; GB/T 2975; GB/T 4336; GB/T 17505; GB/T 20066; GB/T 20123; GB/T 20124; JB/T 4730.3; YB/T 081 | | Drafting Organization | Angang Steel Company Limited | | Administrative Organization | National Steel Standardization Technical Committee | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 12 of 2009 (No. 152 overall) | | Proposing organization | China Coal Industry Association | | Issuing agency(ies) | Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China | | Summary | This Chinese standard specifies the temperature pressure vessels 9% Ni steel plate order contents, size, shape, weight and tolerances, technical requirements, test methods, inspection rules, packaging, marking and quality certification, etc. This standard applies to the manufacture of LNG storage tanks, LNG cryogenic pressure vessels and other vessels with a thickness of not more than 50mm of 9% Ni steel |
GB/T 24510-2017
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 77.140.50
H 46
Replacing GB/T 24510-2009
Nickel Alloy Steel Plates for
Low Temperature Pressure Vessels
ISSUED ON. DECEMBER 29, 2017
IMPLEMENTED ON. SEPTEMBER 01, 2018
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine;
Standardization Administration of PRC.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative References ... 4
3 Ordering Contents... 6
4 Size, Shape, Weight and Permissible Deviation ... 7
5 Technical Requirements ... 7
6 Test Methods ... 10
7 Inspection Rules ... 11
8 Package, Mark, Quality Certificate and Transportation ... 12
Appendix A (Informative) Grade Comparison List among Relevant Standards
... 13
Nickel Alloy Steel Plates for
Low Temperature Pressure Vessels
1 Scope
This Standard specifies the ordering contents, size, shape, weight and permissible
deviation, technical requirements, test methods, inspection rules, package, mark,
quality certificate and transportation of nickel alloy steel plates for low temperature
pressure vessels.
This Standard is applicable to the nickel alloy steel plates (hereinafter referred to as
steel plate) with thickness no greater than 150mm for the liquefied gas storage and
transportation device.
2 Normative References
The following documents are essential to the application of this document. For the
dated documents, only the versions with the dates indicated are applicable to this
document; for the undated documents, only the latest version (including all the
amendments) are applicable to this document.
GB/T 222 Method for Determination of Permissible Tolerance of the Chemical
Composition of Steel Finished Product
GB/T 223.5 Steel and Iron - Determination of Acid-Soluble Silicon and Total Silicon
Content - Reduced Molybdosilicate Spectrophotometric Method
GB/T 223.12 Methods for Chemical Analysis of Iron, Steel and Alloy - The Sodium
Carbonate Separation-Diphenyl Carbazide Photometric Method for the
Determination of Chromium Content
GB/T 223.14 Methods for Chemical Analysis of Iron, Steel and Alloy - The N-
Benzoy-N-Phenylhydroxylamine Extraction Photometric Method for the
Determination of Vanadium Content
GB/T 223.19 Methods for Chemical Analysis of Iron, Steel and Alloy - The
Neocuproine-Chloroform Extraction Photometric Method for the Determination of
Copper Content
GB/T 232 Metallic Materials - Bend Test
GB/T 247 General rule of package mark and certification for steel plates (sheets)
and strips
GB/T 709-2006 Dimension, Shape, Weight and Tolerances for Hot Rolled Sheets
and Strip
GB/T 2975 Steel and Steel Products - Location and Preparation of Samples and
Test Pieces for Mechanical Testing
GB/T 4336 Carbon and Low-Alloy Steel - Determination of Multi-Element Contents
-Spark Discharge Atomic Emission Spectrometric Method (Routine Method)
GB/T 5313 Steel Plates with through-Thickness Characteristics
GB/T 6803 Test Method for Drop-Weight Test to Determine Nil-Ductility Transition
Temperature of Ferritic Steels
GB/T 8170 Rules of Rounding off for Numerical Values & Expression and
Judgement of Limiting Values
GB/T 13239 Metallic Materials - Tensile Testing At Low Temperatures
GB/T 17505 Steel and Steel Products General Technical Delivery Requirements
GB/T 20066 Steel and Iron-Sampling and Preparation of Samples for the
Determination of Chemical Composition
GB/T 20123 Steel and Iron - Determination of Total Carbon and Sulfur Content
Infrared Absorption Method after Combustion in an Induction Furnace (Routine
Method)
GB/T 20124 Steel and Iron - Determination of Nitrogen Content - Thermal
Conductimetric Method after Fusion in a Current of Inert Gas
GB/T 20125 Low-Alloy Steel - Determination of Multi-Element Contents -
Inductively Coupled Plasma Atomic Emission Spectrometric Method
NB/T 47013.3-2015 Nondestructive Testing of Pressure Equipment Part 3.
Ultrasonic Testing
3 Ordering Contents
The contract or ordering list purchasing products as per this Standard include the
following contents.
no greater than half thickness tolerance of the steel plate; ensure the minimum
thickness of the steel plate.
5.5.3 When the surface of the steel plate has defects, it is allowed to be removed by
the grinding method; the grinding position shall be smooth; ensure the minimum
thickness of the steel plate.
5.6 Ultrasonic test
The steel plate shall be ultrasonically tested one by one; the test method and
qualification level shall be determined through the negotiation between the supplier
and the purchaser. If they are not clear, they shall conform to the provisions of Level-I
in NB/T 47013.3-2015.
5.7 Particular requirements
5.7.1 According to the negotiation between supplier and purchaser, the steel plate can
be tested for dropping hammer, low temperature drawing, residual magnetism,
thickness direction performance. When taking the dropping hammer and low
temperature drawing tests, take two samples per group (totally two groups) from the
steel plate with the maximum thickness in each ordering batch.
5.7.2 According to the negotiation between supplier and purchaser, the steel plate can
also be inspected for other items.
6 Test Methods
6.1 The test methods for chemical compositions of steel shall conform to the provisions
of GB/T 223.5, GB/T 223.12, GB/T 223.14, GB/T 223.19, GB/T 223.23, GB/T 223.25,
GB/T 223.26, GB/T 223.62, GB/T 223.63, GB/T 223.64, GB/T 223.72, GB/T 223.78,
GB/T 223.79, GB/T 223.81, GB/T 223.84, GB/T 223.85, GB/T 223.86, GB/T 4336,
GB/T 20123, GB/T 20124, GB/T 2015.
6.2 The inspection items, sampling quantity, sampling method and test methods for
each batch of steel plates shall conform to the provisions of Table 3.
Table 3
SN Inspection items Sampling quantity/piece Sampling method Test method
1 Chemical composition (smelting analysis) 1/furnace GB/T 20066 See 6.1
2 Tensile test 1/batch GB/T 2975 GB/T 228.1
3 Bending test 1/batch GB/T 2975 GB/T 232
4 Impact test 3/batch GB/T 2975 GB/T 229
......
GB 24510-2009
9% Nickel steel plates for pressure vessels with specified low temperature properties
ICS 77.140.50
H46
National Standards of People's Republic of China
Posted 2009-10-30
2010-06-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
4.2,5.6.2,5.7 this standard are recommended, the rest are mandatory technical content.
The reference standards EN10028-4.2003 "Part IV pressure flat steel products. special low temperature performance of Ni alloy" Standard
Associate, China Classification Society CCS rules, ASMEA553-2007 "Pressure Vessels quenching and tempering 8-9% Ni alloy specifications" and
JISG3127-2005 "cryogenic pressure vessel steel Nickel" in the relevant provisions of the standard.
Appendix A of this standard is an informative annex.
The standard proposed by China Iron and Steel Association.
This standard by the National Steel Standardization Technical Committee (SAC/TC183) centralized.
This standard is mainly drafted by. Angang Steel Company Limited, Metallurgical Industry Information Standards Institute, Taiyuan Iron and Steel (Group) Co., Ltd.
The main drafters of this standard. Liu Xu Yuan, Pu Zhimin, Wang Xiaohu, Pan Tao, Haorui Qin, Liu Dongfeng, Hou Jia-ping, Zheng Yingjie.
1 Scope
This standard specifies the temperature pressure vessels 9% Ni steel ordering content, size, shape, weight and tolerance, technical requirements, test
Test methods, inspection rules, packaging, marking and quality certificate.
This standard applies to the manufacture of low pressure liquefied natural gas (LNG) storage tanks, liquefied natural gas (LNG) ships and other vessels with a thickness of not more than
9% Ni steel plate of 50mm (hereinafter referred to as plate).
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 222 chemical composition of finished steel tolerance
GB/T 223.5 steel Determination of total soluble silicon and silicon content reduced silicon molybdate salt spectrophotometric method (GB/T 223.5-
2008, ISO 4829-1. 1986, ISO 4829-2. 1988, MOD)
GB/T 223.9 steel and aluminum alloys - Determination of chromium content Azure S Spectrophotometry
GB/T 223.12 Methods for chemical analysis of iron, steel and alloys of sodium carbonate separation - diphenyl hydrazine spectrophotometric determination of chromium content
GB/T 223.14 Methods for chemical analysis of iron, steel and alloys, tantalum reagent extraction and spectrophotometric determination of vanadium content
Spectrophotometric determination of titanium content GB/T 223.16 Methods for chemical analysis of iron, steel and alloy The chromotropic acid
GB/T 223.19 Methods for chemical analysis of iron, steel and alloy neocuproine - chloroform extraction spectrophotometric determination of copper content
GB/T 223.23 steel and alloy - Determination of nickel content dimethylglyoxime spectrophotometry
GB/T 223.26 steel and alloy - Determination of molybdenum content - Thiocyanate spectrophotometric
GB/T 223.37 Methods for chemical analysis of iron, steel and alloy distillation - indophenol blue photometric method for the determination of nitrogen
GB/T 223.40 Determination of steel and alloy niobium content sulphochlorophenol S spectrophotometry
GB/T 223.62 Methods for chemical analysis of iron, steel and alloy butyl acetate extraction spectrophotometric determination of phosphorus content
GB/T 223.63 Methods for chemical analysis of iron, steel and alloy The sodium (potassium) for Determination of amount
GB/T 223.67 steel and alloy sulfur content - Methylene blue spectrophotometric method (GB/T 223.67-2008,
ISO 10701.1994, IDT)
GB/T 223.69 after carbon and alloy steel - Determination of the pipe furnace combustion gas volumetric method
GB/T 228 metal materials at room temperature tensile test method (GB/T 228-2002, eqv ISO 6892.1998)
GB/T 229 metal Charpy pendulum impact test method (GB/T 229-2007, ISO 148-1.2006, MOD)
General provisions GB/T 247 steel sheet and strip packaging, marking and quality certificate
Size GB/T 709-2006 hot rolled steel sheet and strip, shape, weight and tolerances (ISO 7452.2002, ISO 16160.
2000, NEQ)
GB/T 2975 Steel and steel products for mechanical testing location and sample preparation (GB/T 2975-1998, eqv ISO 377.
1997)
GB/T 4336 carbon steel and low alloy steel spark source atomic emission spectrometry method (conventional method)
GB/T 17505 Steel and steel products General technical delivery requirements (GB/T 17505-1998, eqv ISO 404.1992)
GB/T 20066 Steel and iron - Sampling and determination of the chemical composition of the sample with a sample preparation method (GB/T 20066-2006, ISO 14284.
1996, IDT)
GB/T 20123 Steel - Determination of total carbon and sulfur content of the high-frequency induction furnace combustion infrared absorption method (conventional method)
(GB/T 20123-2006, ISO 15350.2000, IDT)
GB/T 20124 Steel - Determination of nitrogen content of inert gas fusion thermal conductivity method (conventional method) (GB/T 20124-2006,
ISO 15351.1999, IDT)
JB/T 4730.3 Non-destructive testing of pressure equipments - Part 3. Ultrasonic testing
YB/T 081 value metallurgical technical standards and testing for rounding value determination principles
3 order contents
When ordering, users should provide the following information, and indicate in the contract.
a) number of this standard;
b) grades;
c) size;
d) Delivery status;
e) weight;
f) Special requirements.
4 size, shape, weight and tolerance
4.1 Plate size, shape, weight and tolerances shall comply with the provisions of GB/T 709-2006 in. Plate thickness tolerance in line with
GB/T 709-2006 specified class B bias.
4.2 negotiated by both sides, and in the contract, may be required to plate thickness tolerances separately.
5 Technical requirements
5.1 Grades and chemical composition
5.1.1 Steel grades and chemical composition (melting analysis) shall comply with the requirements in Table 1.
Table 1
Trademark
The chemical composition of a, b (mass fraction) /
C Si Mn
P S
no greater than
Ni Cr Cu V Mo
9Ni490
9Ni590A
9Ni590B
≤0.10 ≤0.35
0.30 ~
0.80
0.015 0.010
0.015 0.010
0.010 0.005
8.50 ~
10.0
≤0.25 ≤0.35
≤0.05
≤0.05
≤0.01
≤0.10
A time when the steel contains Al (Als≥0.015%) or other nitrogen-fixing elements, N≤0.012%, otherwise N≤0.009%.
b (Cr + Mo + Cu) ≤0.50%.
5.1.2 To improve the properties of steel, can be added in Table 1 other than micro-alloying elements.
5.1.3 finished steel chemical composition tolerances shall comply with the provisions of GB/T 222's.
5.2 Melting Method
Steel from the oxygen converter or electric furnace smelting, and refining should be carried out.
5.3 Delivery Status
Delivery status steel shall conform to Table 2.
Table 2
Grade delivery status
9Ni490 twice normalizing + tempering (NNT)
9Ni590Aa
9Ni590Ba
Quenching and tempering, or quenching and tempering twice
(QT, QLT)
a thickness of not more than 15mm of steel can be used twice normalizing + tempering (NNT) state delivery.
5.4 Mechanical Properties
5.4.1 The mechanical properties of the steel plate should comply with the requirements of Table 3.
5.4.2 a thickness of 6mm ~ < 12mm steel plate when taken impact test specimens may be taken separately and 5mm × 10mm × 55mm
7.5mm × 10mm × 55mm sample, then the impact energy absorbing energy should be not less than 50% and 75% of the value, respectively. A small thickness
In 6mm steel do impact test.
Impact test results 5.4.3 steel sheet according to the arithmetic average of a set of three samples was calculated, which allows a value below a prescribed test
Value, but not less than 70% of the specified values.
Table 3
Trademark
mm
Tensile test a V-type impact test
Yield strength ReH /
MPa
Tensile strength Rm /
MPa
Elongation ratio A /
Impact absorption energy K 2 Vp /
Test temperature /
Transverse specimens
9Ni490
640 ~ 830 ≥18 -196 ≥40
9Ni590A
680 ~ 820 ≥18 -196 ≥50
9Ni590B
680 ~ 820 ≥18 -196 ≥80
When a yield is not apparent, the yield strength of the measurable RP0.2 instead.
5.5 surface quality
5.5.1 steel surface does not allow cracks, bubbles, scarring, and other folded and inclusion of the use of harmful defects. There should be layered steel. Such as
The above surface defects allow cleanup, clean up from the depth of the actual size of the steel sheet date should not exceed half of the plate thickness tolerances, and should ensure
Cleanup at the minimum thickness of the steel sheet, clean up the place should be smooth and defect-free edges.
5.5.2 other defects allowed to exist, but its depth from the actual size of the steel sheet date, should not exceed half of the plate thickness tolerances, and should ensure
Steel plate thickness defects of not less than the minimum allowable thickness.
5.6 Ultrasonic Testing
5.6.1 by one plate should be subjected to ultrasonic testing.
5.6.2 ultrasonic detection method and level agreed by both parties. When not specified, should be consistent with JB/T 4730.3 in Ⅰ grade requirements.
5.7 Special Requirements
Negotiated by both sides, and specified in the contract, the steel sheet may raise other special requirements.
6 Test methods
Each batch of steel test items, the number of samples, sampling methods and test methods shall be in accordance with Table 4.
Table 4
Test item number
Number of samples
Sampling methods and test methods for site
A chemical composition 1/each furnace GB/T 20066
GB/T 223, GB/T 4336,
GB/T 20123, GB/T 20124
Tensile test 1/batch GB/T 2975,7.3,7.4 GB/T 228
3 impact test 3/batch GB/T 2975,7.3,7.4 GB/T 229
4 Ultrasonic Testing Indiv - JB/T 4730.3
5 size, shape one by one - GB/T 709-2006 and a suitable measuring tool
6 surface quality Indiv - visual and measurement
NOTE. When the steel is not greater than the length of 15000mm, at one end of the sample plate; when the steel sheet is longer than 15000mm, at both ends of the steel sample.
7 Inspection rules
7.1 quality steel sheet by the supplier of quality and technical supervision departments for inspection and acceptance.
7.2 Plate should be granted inspection and acceptance, each steel batch.
7.3 longitudinal tensile rolled steel sheet, plate impact test specimens shall be taken from the width of 1/4. Transverse tensile rolled steel sheet, the impact of the sample in the steel plate width
Cut anywhere.
7.4 25mm thickness greater than the tensile steel, the impact axis of the specimen should be as close to 1/4 of the plate thickness, tensile specimens using
GB/T 228 R4 number in the sample; the thickness of the steel sheet is not more than 25mm, full-thickness tensile specimens taken samples Sample No. P10; impact test specimens should be close
1mm ~ 2mm rolled surface preparation.
7.5 Charpy (V-notch) low temperature impact test results do not meet the provisions of 5.4.3, it should be with a steel plate (or the same as the blank) and then take on
3 retest samples before and after the impact of the average of two sets of six specimens shall be not less than the predetermined value, allowing two samples is less than a predetermined value, but
Wherein the predetermined value is less than 70% of the sample allows only one.
Reinspection 7.6 Other inspection items and judgment execution according to GB/T 17505 of the relevant provisions.
7.7 reinspection substandard steel, allowing the re-heat-treated, as a new batch of submitted test.
7.8 Unless otherwise specified in the contract or order, when you need to assess whether the test results meet the specified value, the mechanical properties and chemical composition are given
The test results shall be rounded points, the rounding method specified shall YB/T 081 will be.
8 packaging, marking and quality certification
Steel packaging, marking and quality certificate shall comply with GB/T 247's.
Appendix A
(Informative)
Grade table
The standard control and domestic and foreign brands are shown in Table A. 1.
Table A. 1
Standard The Standard
EN10028-4.
JISG3127-
CCS rules
ASMEA553.
ASMEA353.
Trademark
9Ni490
X8Ni9
+ NT640
SL9N520 9Ni A353
9Ni590A
X8Ni9
+ QT680
9Ni590B X7Ni9
SL9N590 A553Ⅰ class
......
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