Steels, nickel alloys and cobalt alloys investment castings — Visual testing of surface quality
钢、镍合金和钴合金熔模铸件表面质量的目视检验
发布日期:
2020-03-15
本文件规定了通过目视测试对钢、镍合金和钴合金熔模铸件进行表面检查的验收标准。
This document specifies the acceptance criteria for the surface examination of steel, nickel alloy and cobalt alloy investment castings by visual testing.