牌號 | 5140H |
美國UNS | H51400 |
對應(yīng)標(biāo)準(zhǔn) | ASTM A 304-2004
須符合端部淬火硬度要求的碳鋼與合金鋼棒材規(guī)格 Standard Specification for Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements ***BEST AVAILABLE COPY*** |
歸類 | 合金鋼 |