77.040.10    Mechanical testing of metals

Standard No.:	GB/T 21838.2-2008
English Name:	Metallic materials - Instrumented indentation test for hardness and materials parameters - Part 2: Verification and calibration of testing machines
Chinese Name:	金属材料 硬度和材料参数的仪器化压痕试验 第2部分: 试验机的检验和校准
Chinese Classification:	N71    Metal material testing machine
Professional Classification:	GB    National Standard
Source Content Issued by:	AQSIQ; SAC
Issued on:	2008-6-20
Implemented on:	2009-1-1
Status:	superseded
Superseded by:	GB/T 21838.2-2022 Metallic materials—Instrumented indentation test for hardness and materials parameters—Part 2: Verification and calibration of testing machines GB/T 21838.2-2022/XG1-2024 Metallic materials―Instrumented indentation test for hardness and materials parameters―Part 2:Verification and calibration of testing machines
Superseded on:	2024-10-26
Target Language:	English
File Format:	PDF
Word Count:	11000 words
Translation Price(USD):	330.0
Delivery:	via email in 1~3 business day

本部分为首次发布。
GB/T 21838的本部分规定了按照GB/T 21838.1进行仪器化压痕试验用的试验机的检验和校准方法。
本部分描述了检查试验机主要功能的直接检验法和适合于测定试验机重复性的间接检验法。除直接检验法外，间接检验法也用于使用中的试验机例行的周期检验。
对于每种试验方法应单独对试验机进行间接检验。本部分也适用于便携式试验机。