牌號(hào) | 20MnB5 |
歐標(biāo)鋼號(hào) | 1.5530 |
對(duì)應(yīng)標(biāo)準(zhǔn) | EN 10132-2021
熱處理冷軋窄帶鋼-交貨技術(shù)條件 Cold rolled narrow steel strip for heat treatment - Technical delivery conditions |
歸類(lèi) | 合金鋼 |
標(biāo)簽 | 淬火回火鋼 |