牌號 | 20CrMo 4 |
對應(yīng)標(biāo)準(zhǔn) | ISO 683-17-2014
熱處理鋼啦桌、合金鋼和易切削鋼.第17部分球軸承和滾動軸承鋼 Heat-treated steels, alloy steels and free-cutting steels - Part 17: Ball and roller bearing steels |
歸類 | 軸承鋼 |
標(biāo)簽 | 表面硬化軸承鋼 |