GB/T 4356-2025 Stainless steel wire rods English, Anglais, Englisch, Inglés, えいご
1 Scope
This document specifies the ordering information, manufacturing processes, technical requirements, test methods, inspection rules, and packaging, marking, and quality certification for stainless steel wire rods.
This document is applicable to stainless steel round wire rods with nominal diameters ranging from 4.5mm to 45.0mm.
This document is not applicable to stainless steel wire rods for welding.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 222 Permissible tolerances for chemical composition of steel products
GB/T 223 (all parts) Methods for chemical analysis of iron, steel and alloy
GB/T 226 Test method for macrostructure and defect of steel by etching
GB/T 228.1 Metallic materials - Tensile testing - Part 1: Method of test at room temperature
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 2101 General requirement of acceptance, packaging, marking and certification for section steel
GB/T 6394 Determination of estimating the average grain size of metal
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 10561 Determination of content of nonmetallic inclusions in steel - Micrographic method using standard diagrams
GB/T 11170 Stainless steel - Determination of multi-element contents - Spark discharge atomic emission spectrometric method (routine method)
GB/T 13305 Method for determining content of the α-phase in stainless steels
GB/T 14981-2009 Dimension, shape, mass and tolerance for hot-rolled round wire rod
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 (routine method)
GB/T 20878 Stainless steels - Designation and chemical composition
GB/T 36164 High alloy steel - Determination of multi-element contents - X-ray fluorescence spectrometry (routine method)
3 Terms and definitions
No terms and definitions are listed in this document.
4 Ordering information
Contracts or orders placed in accordance with this document shall cover the following information:
a) Number of this document;
b) Product name;
c) Designation or uniform numerical code;
d) Delivery weight (or quantity);
e) Dimensions and shape;
f) Delivery condition;
g) Mechanical properties (the requirements of Group 2 shall apply if not specified);
h) Special requirements.
5 Manufacturing processes
The delivery condition of wire rods shall meet those specified in Table 1. Upon agreement between the supplier and the purchaser and as specified in the contract, wire rods may be delivered in other conditions.
Contents
Foreword I
1 Scope
2 Normative references
3 Terms and definitions
4 Ordering information
5 Manufacturing processes
6 Technical requirements
7 Test methods
8 Inspection rules
9 Packaging, marking, and quality certification
Annex A (Informative) Main characteristics and applications of stainless steels
Annex B (Informative) Recommended heat treatment systems for austenitic-ferritic stainless steel designations
GB/T 4356-2025 Stainless steel wire rods English, Anglais, Englisch, Inglés, えいご
1 Scope
This document specifies the ordering information, manufacturing processes, technical requirements, test methods, inspection rules, and packaging, marking, and quality certification for stainless steel wire rods.
This document is applicable to stainless steel round wire rods with nominal diameters ranging from 4.5mm to 45.0mm.
This document is not applicable to stainless steel wire rods for welding.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 222 Permissible tolerances for chemical composition of steel products
GB/T 223 (all parts) Methods for chemical analysis of iron, steel and alloy
GB/T 226 Test method for macrostructure and defect of steel by etching
GB/T 228.1 Metallic materials - Tensile testing - Part 1: Method of test at room temperature
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 2101 General requirement of acceptance, packaging, marking and certification for section steel
GB/T 6394 Determination of estimating the average grain size of metal
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 10561 Determination of content of nonmetallic inclusions in steel - Micrographic method using standard diagrams
GB/T 11170 Stainless steel - Determination of multi-element contents - Spark discharge atomic emission spectrometric method (routine method)
GB/T 13305 Method for determining content of the α-phase in stainless steels
GB/T 14981-2009 Dimension, shape, mass and tolerance for hot-rolled round wire rod
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 (routine method)
GB/T 20878 Stainless steels - Designation and chemical composition
GB/T 36164 High alloy steel - Determination of multi-element contents - X-ray fluorescence spectrometry (routine method)
3 Terms and definitions
No terms and definitions are listed in this document.
4 Ordering information
Contracts or orders placed in accordance with this document shall cover the following information:
a) Number of this document;
b) Product name;
c) Designation or uniform numerical code;
d) Delivery weight (or quantity);
e) Dimensions and shape;
f) Delivery condition;
g) Mechanical properties (the requirements of Group 2 shall apply if not specified);
h) Special requirements.
5 Manufacturing processes
The delivery condition of wire rods shall meet those specified in Table 1. Upon agreement between the supplier and the purchaser and as specified in the contract, wire rods may be delivered in other conditions.
Contents of GB/T 4356-2025
Contents
Foreword I
1 Scope
2 Normative references
3 Terms and definitions
4 Ordering information
5 Manufacturing processes
6 Technical requirements
7 Test methods
8 Inspection rules
9 Packaging, marking, and quality certification
Annex A (Informative) Main characteristics and applications of stainless steels
Annex B (Informative) Recommended heat treatment systems for austenitic-ferritic stainless steel designations
