标准号:DIN 50938-2000
中文标准名称:铁和钢的黑色氧化涂层.要求和试验方法
英文标准名称:Black oxide coatings on iron or steel - Requirements and test methods
标准类型:A29
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:A29
国际标准分类号:25.220.20
适用范围:The document establishes principles of methods and testing procedures of alkaline blackening (black finishing) of iron materials.