GB/T 1814-1979
Active
GB/T 18449.4-2022
Active
National standards
GB/T 18449.4-2022 Metallic materials—Knoop hardness test—Part 4:Tables of hardness values
GB/T 18449.4-2022 Metallic materials—Knoop hardness test—Part 4:Tables of hardness values
Basic Information
Standard Code:
GB/T 18449.4-2022
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\n Test methods for the mechanical properties of metals
ICS Name:
Mechanical testing of metal materials
Publish Date:
2022-03-09
Implement Date:
2022-10-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国钢标准化技术委员会(SAC/TC 183)
Pages:
26 pages
Scope
本文件给出的硬度值表适用于按照ISO 4545-1进行的努氏硬度试验。
Development Information
Drafting Units:
钢铁研究总院、上海海洋高端装备功能型平台有限公司、浙江省特种设备科学研究院、冶金工业信息标准研究院、钢研纳克检测技术股份有限公司
Drafting Persons:
高怡斐、董莉、周路海、金英、汪宏斌、钟丰平、时红磊、侯慧宁
Replace the following standards
Referenced Standards
ISO 4545-1
Adopt standards
ISO 4545-4:2017
Related Standards
GB/T 2107-1980
Replaced
GB/T 2107-1980 Metal material—Twisting fatigue test
GB/T 3075-1982
Replaced
GB/T 3075-1982 Method of axial force controlled fatigue testing of metals
GB/T 3373-1982
Replaced
GB/T 3373-1982 Rims for tractors, agricultural and forestry machines
GB/T 3771-1983
Active
GB/T 3771-1983 Conversion of hardness and strength for copper alloys
GB/T 4105-1983
abolished_transferred