锻制螺栓、螺母用的含0.5%镍-铬-钼钢棒规范

锻制螺栓、螺母用的含0.5%镍-铬-钼钢棒规范的英文翻译

基本释义

• Specification for 0.5%25 nickel-chromium-molybdenum steel bars for the manufacture of forged bolts and forged nuts