牌號 | A325 Type 3 E |
---|---|
對應(yīng)標(biāo)準 | ASTM A320/A320M-2018
低溫用合金鋼螺栓材料標(biāo)準規(guī)范 Alloy-steel and stainless steel bolting for low-temperature service |
歸類 | 碳鋼 |
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