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YBT4146-2016

Chinese Standard: 'YBT4146-2016'
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YB/T 4146-2016
FERROUS METALLURGICAL INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 77.140.75
H 48
Replacing YB/T 4146-2006
High-carbon chromium bearing steel
seamless steel tubes
高碳铬轴承钢无缝钢管
ISSUED ON: OCTOBER 22, 2016
IMPLEMENTED ON: APRIL 01, 2017
Issued by: Ministry of Industry and Information Technology of PRC
Table of Contents
Foreword ... 3 
1 Scope ... 4 
2 Normative references ... 4 
3 Order content ... 6 
4 Size, shape, weight ... 7 
5 Technical requirements ... 9 
6 Test methods ... 12 
7 Inspection rules ... 14 
8 Packaging, marking and quality certificate ... 15 
High-carbon chromium bearing steel
seamless steel tubes
1 Scope
This standard specifies the order content, size, shape, weight, technical
requirements, test methods, inspection rules, packaging, marking and quality
certificate of high carbon-chromium bearing steel seamless steel tube.
This standard applies to the hot-rolled and cold-drawn (rolling) high-carbon
chromium bearing steel seamless steel tube (hereinafter referred to as steel
tube) which is used to manufacture the rolling bearing parts and other
mechanical parts.
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 223.5 Steel and iron - Determination of acid-soluble silicon and total
silicon content - Reduced molybdosilicate spectrophotometric method
GB/T 223.9 Iron steel and alloy - Determination of aluminum content -
Chrome-azurol S photometric method
GB/T 223.11 Iron, steel and alloy - Determination of chromium content -
Visual titration or potentiometric titration method
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 223.23 Iron, steel and alloy - Determination of nickel content - The
dimethylglyoxime spectrophotometric method
GB/T 223.26 Iron, steel and alloy - Determination of molybdenum content -
The thiocyanate spectrophotometric method
GB/T 223.29 Iron, steel and alloy - Determination of lead content - Carrier
precipitation-xylenol orange spectrophotometric method
GB/T 223.31 Iron, steel and alloy - Determination of arsenic content -
Distillation-molybdenum blue spectrophotometric method
GB/T 223.47 Methods for chemical analysis of iron, steel and alloy - The
carrier precipitation-molybdenum blue photometric method for the
determination of antimony content
GB/T 223.50 Methods for chemical analysis of iron, steel and alloy - The
phenylfluorone-CTMAB direct photometric method for the determination of
tin content
GB/T 223.58 Methods for chemical analysis of iron, steel and alloy - The
sodium arsenite-sodium nitrite titrimetric method for the determination of
manganese content
GB/T 223.59 Iron, steel and alloy - Determination of phosphorus content -
Bismuth phosphomolybdate blue spectrophotometric method and antimony
phosphomolybdate blue spectrophotometric method
GB/T 223.71 Methods for chemical analysis of iron, steel and alloy - The
gravimetric method after combustion in the pipe furnace for the
determination of carbon content
GB/T 223.72 Iron, steel and alloy - Determination of sulfur content.
Gravimetric method
GB/T 224 Iron, steel and alloy - Determination of sulfur content. Gravimetric
method
GB/T 226 Test method for macrostructure and defect of steel by etching
GB/T 231.1 Metallic materials - Brinell hardness test - Part 1: Test method
GB/T 1979 Standard diagrams for macrostructure and defect of structural
steels
GB/T 2102 Acceptance packing marking and quality certification of steel pipe
GB/T 2975 Steel and steel products - Location and preparation of samples
and test pieces for mechanical testing
GB/T 4336-2002 Standard test method for spark discharge atomic emission
spectrometric analysis of carbon and low-alloy steel (routine method)
GB/T 5777-2008 Seamless steel pipe and tubing methods for ultrasonic
testing
steel tubes of the fixed-length. The fixed-length is generally within the range of
the normal length. The allowable deviation of length is .
4.4 Curvature
The curvature of the steel tube shall not exceed the following provisions:
a) When the wall thickness is......
Related standard:   YB/T 4673-2018  YB/T 4674-2018
   
 
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