Hot - rolled plain carbon and low alloy structural steel sheets and strips 碳素結(jié)構(gòu)鋼和低合金結(jié)構(gòu)鋼熱軋薄鋼板及鋼帶
Cold - rolled plain carbon and low alloy structural steel sheets and strips 碳素結(jié)構(gòu)鋼和低合金結(jié)構(gòu)鋼冷軋薄鋼板及鋼帶
The analyzing and countermeasure of decarbonization about 45 steel cold - rolled quality carbon structural steel sheets 45號(hào)鋼冷軋薄鋼板脫碳層超標(biāo)的原因分析及對(duì)策