Standard No.:	GB/T 40737-2021
English Name:	Remanufacturing—Test method for performance of laser cladding layer
Chinese Name:	再制造 激光熔覆层性能试验方法
Chinese Classification:	J04    Basic standards and general methods
Professional Classification:	GB    National Standard
ICS Classification:	25.220.01 25.220.01    Surface treatment and coating in general 25.220.01
Issued by:	SAMR, SAC
Issued on:	2021-10-11
Implemented on:	2022-5-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	7500 words
Price(USD):	225.0
Delivery:	via email in 1~3 business day

本文件规定了再制造激光熔覆层的厚度、金相组织分析、拉伸试验、弯曲试验、冲击试验、断口分析、硬度、熔覆层表面缺陷、耐磨性和耐腐蚀性等性能试验项目的试样制备、试验设备、试验条件、试验步骤、试验结果和试验报告的基本要求。本文件适用于再制造机械产品激光熔覆层性能试验；采用相同工艺制造的新品也可参照执行。