牌號(hào) | 150M19 |
對應(yīng)標(biāo)準(zhǔn) | BS 970-3-1991
機(jī)械及相關(guān)工程用鍛鋼 第3部分:一般工程用光亮鋼棒 Specification for wrought steel for machanical and allied engineering purposes part 3:bright bars for general engineering purposes |
歸類 | 碳鋼 |