GB/T 33167-2016_English: PDF (GB/T33167-2016)
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Seamless stainless steel tubes and pipes for industrial furnace of petroleum and chemical hydrogenation unit
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GB/T 33167-2016
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Standard ID | GB/T 33167-2016 (GB/T33167-2016) | Description (Translated English) | Seamless stainless steel tubes and pipes for industrial furnace of petroleum and chemical hydrogenation unit | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | H48 | Classification of International Standard | 77.140.75 | Word Count Estimation | 14,182 | Date of Issue | 2016-10-13 | Date of Implementation | 2017-09-01 | Drafting Organization | ZTE Energy Equipment Co., Ltd., Zhejiang Jiuli Special Technology Co., Ltd., Jiangsu Wujin Stainless Steel Co., Ltd., Yongxing Special Stainless Steel Co., Ltd., Metallurgical Industry Information Standards Institute | Administrative Organization | National Steel Standardization Technical Committee (SAC/TC 183) | Regulation (derived from) | National Standard Notice No.1716 of 2016 | Proposing organization | China Iron and Steel Industry Association | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China, China National Standardization Administration Committee |
GB/T 33167-2016
GB
NATIONAL STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 77.140.75
H 48
Seamless stainless steel tubes and pipes for industrial
furnace of petroleum and chemical hydrogenation unit
ISSUED ON. OCTOBER 13, 2016
IMPLEMENTED ON. SEPTEMBER 01, 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 Classification and code ... 6
4 Order content ... 7
5 Size, shape and weight ... 7
6 Technical requirements ... 10
7 Test method ... 15
8 Inspection rules ... 16
9 Numerical rounding off ... 17
10 Packaging, marking and quality certification documents ... 18
Foreword
This standard was drafted in accordance with the rules given in GB/T
1.1-2009.
This standard was proposed by China Iron and Steel Industry Association.
This standard shall be under the jurisdiction of the National Steel
Standardization Technical Committee (SAC/TC 183).
The drafting organizations of this standard. ZTE Energy Equipment Co., Ltd.,
Zhejiang Jiulite Material Technology Co., Ltd., Jiangsu Wujin Stainless Steel
Co., Ltd., Yongxing Special Stainless Steel Co., Ltd., Metallurgical Industry
Information Standards Institute.
The main drafters of this standard. Qiu Yunlong, Zhu Weifei, Zhang Jie, Song
Jianxin, Wang Jianyong, Dong Li, Ma Xiaojun, Zhu Yin, Wang Kun.
Seamless stainless steel tubes and pipes for industrial
furnace of petroleum and chemical hydrogenation unit
1 Scope
This standard specifies the classification and code, order content, dimension,
appearance and weight, technical requirements, test methods, inspection rules,
packaging, marking and quality certification documents of seamless stainless
steel tubes and pipes for industrial furnace of petroleum and chemical
hydrogenation unit.
This standard applies to the seamless stainless steel tubes and pipes of outer
diameter 68 mm ~ 273 mm for industrial furnace of petroleum and chemical
hydrogenation unit (hereinafter referred to as steel tubes).
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 Standard.
GB/T 223.11 Methods for chemical analysis of iron, steel and alloy -
Ammonium sulfate oxidation volumetric method for the determination of
chromium content
GB/T 223.16 Methods for chemical analysis of iron, steel and alloy - The
chromotropic acid photometric method for the determination of titanium
content
GB/T 223.18 Methods for chemical analysis of iron, steel and alloy - The
sodium thiosulfate separation iodometric method for the determination of
copper content
GB/T 223.25 Methods for chemical analysis of iron, steel and alloy - The
dimethylglyoxime gravimetric method for the determination of nickel content
GB/T 223.28 Methods for chemical analysis of iron, steel and alloy - The
α-benzooxime gravimetric method for the determination of molybdenum
content
GB/T 223.37 Methods for chemical analysis of iron, steel and alloy - The
indophenol blue photometric method for the determination of nitrogen
content after distillation sepration
GB/T 223.40 Iron, steel and alloy - Determination of niobium content by the
Chlorosulfonol S spectrophotometric method
GB/T 223.58 Methods for chemical analysis of iron, steel and alloy - The
sodium arsenite-sodium nitrite titration method for the determination of
manganese content
GB/T 223.59 Iron, steel and alloy - Determination of phosphorus content -
Bismuth phosphomolybdenum blue spectrophotometric method and
antimony phosphomolybdenum blue spectrophotometric method
GB/T 223.60 Methods for chemical analysis of iron, steel and alloy - The
perchloric acid dehydration gravimetric method for the determination of
silicon content
GB/T 223.68 Methods for chemical analysis of iron, steel and alloy - The
combustion potassium iodate volumetric method for the determination of
sulfur content
GB/T 223.69 Iron, steel and alloy - Determination of carbon contents -
Gas-volumetric method after combustion in the pipe furnace
GB/T 228.1 Metallic materials - Tensile testing - Part 1. Method of test at
room temperature
GB/T 228.2 Metallic materials - Tensile testing - Part 2. Method of test at
elevated temperature
GB/T 241 Metal materials - Tube - Hydrostatic pressure test
GB/T 242 Metal materials - Tube - Drift-expanding test
GB/T 246 Metal materials - Tube - Flattening test
GB/T 2102 Acceptance packing marking and quality certification of steel
tube
GB/T 2975 Steel and steel products - Location and preparation of test
pieces for mechanical testing
GB/T 4334-2008 Corrosion of metals and alloys - Test methods for
intergranular corrosion of stainless steels
GB/T 5777-2008 Seamless steel tube and tubing - Methods for ultrasonic
testing
GB/T 6394 Metal - Methods for estimating the average grain size
GB/T 7735 Seamless and welding (except for submerged arc welding)
tubes - The inspection method on eddy current test
GB/T 8170 Rules for rounding off for numerical values & expression and
judgment of limiting values
GB/T 10561-2005 Steel - Determination of content of nonmetallic inclusions
- Micrographic method using standards diagrams
GB/T 11170 Stainless steel - Determination of multi-element contents -
Spark discharge atomic emission spectrometric method (Routine method)
GB/T 17395 Dimensions, shapes, masses and tolerances of seamless steel
tubes
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 (Routine
method)
NB/T 47013.5-2015 Nondestructive testing of pressure equipment - Part 5.
Penetrant testing
SH/T 3037-2002 Calculation of heater-tube thickness in petroleum refineries
YB/T 5137 Round blank of hot-rolled and forged seamless steel tube for
high pressure
3 Classification and code
3.1 Steel tubes are classified as follows in accordance with the processing
methods.
a) Hot rolled (extruded, upset and forged) steel tubes, W-H;
b) Cold rolled (drawn) steel tubes, W-C.
3.2 Steel tubes are classified as follows in accordance with the dimensional
accuracy.
a) Normal level accuracy, PA;
b) High level accuracy, PC.
3.3 The following codes apply to this document.
D. Outer diameter (unless otherwise specified, it refers to the nominal outer
diameter).
S. Wall thickness (unless otherwise specified, it includes nominal wall
thickness and/or calculated wall thickness).
5.3.1.1 The curvature per meter of steel tube shall comply with the following
requirements.
a) If S ≤ 15 mm, it is not more than 1.5 mm/m;
b) If S > 15 mm, it is not more than 2.0 mm/m.
5.3.1.2 The full length curvature of the steel tube shall not be greater than
0.10% of the total length of the tube.
5.3.2 Out-of-roundness and uneven wall thickness
The out-of-roundness and uneven wall thickness of the steel tube shall not
exceed 80% of the tolerance of the outer diameter and wall thickness,
respectively.
5.3.3 End profile
The surfaces of both ends of the steel tube shall be perpendicular to the axis of
the steel tube, AND it shall remove the incision burrs.
5.4 Weight
5.4.1 Delivery weight
The steel tube is delivered by the actual weight. If negotiated by the supplier
and the purchaser AND indicated in the contract, it may also be supplied by
theoretical weight. When it is delivered by theoretical weight, the theoretical
weight shall be determined in accordance with 5.4.2.
5.4.2 Calculation of theoretical weight
5.4.2.1 The theoretical weight of the steel tube shall be calculated in
accordance with equation (1).
Where.
W - Theoretical weight per meter of steel tube, in the unit of kilograms per
meter (kg/m);
π - 3.1416;
ρ - Steel density (SEE Table 3), in the unit of kilograms per cubic meter
(kg/dm3);
D - Nominal outer diameter of steel tube, in the unit of millimeters (mm);
S - Average wall thickness of steel tube, in the unit of millimeters (mm).
6.2.1.2 In accordance with the requirements of the purchaser, through
negotiation between the supplier and the purchaser, AND indicated in the
contract, it may use other smelting methods of higher requirements.
6.2.2 Manufacturing method of tube blank
The tube blank shall be in accordance with the provisions of YB/T 5137 AND
the total elongat...
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