GB 4234.1-2026: Implants for surgery - Metallic materials - Part 1: Wrought stainless steel

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Scope

This document specifies the performance requirements for wrought stainless steel used
in surgical implants and describes the corresponding test methods.
This document applies to the testing and evaluation of wrought stainless steel materials
used in surgical implants.
NOTE. The alloys described in this document correspond to alloys with UNS number S31673 in ASTM
F138/ASTM F139.

Basic Data

Standard ID	GB 4234.1-2026 (GB4234.1-2026)
Description (Translated English)	Implants for surgery - Metallic materials - Part 1: Wrought stainless steel
Sector / Industry	National Standard
Classification of Chinese Standard	C35
Classification of International Standard	11.040.40
Word Count Estimation	10,155
Date of Issue	2026-04-30
Date of Implementation	2029-05-01
Older Standard (superseded by this standard)	GB 4234.1-2017
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration