船用钢铁零件渗氮层深度测定方法
Method of measuring nitrided case depth for iron and steel
2013-07-22
GB/T 11354-2005
钢铁零件 渗氮层深度测定和金相组织检验
Determination of nitrided case depth and metallographic microstructure examination for steel iron parts
2005-07-21
JB/T 5069-2007
钢铁零件渗金属层金相检验方法
Metallographic examination method of diffusion metallized layer of steel parts
2007-03-06
WJ 2231-1994
装甲车辆零件渗碳 碳氮共渗有效硬化层深度的评定
DIN 30902
Heat treatment of ferrous materials - Light-microscopical determination of the depth and porosity of the compound layer of nitrided and nitro-carburized ferrous parts
黑色金属材料的热处理.氮化和氮碳共渗黑色金属零件复合层深度和孔隙率的光学显微镜测定
2016-12-01
ASTM B934-21
Standard Test Method for Effective Case Depth of Ferrous Powder Metallurgy (PM) Parts Using Microindentation Hardness Measurements
用显微压痕硬度测量法测定黑色粉末冶金（PM）零件有效层深度的标准试验方法