歐標(biāo)(EN10028)鋼號的種類及鋼號沖擊實(shí)驗(yàn)溫度
歐標(biāo)(EN10028)鋼號的種類及鋼號沖擊實(shí)驗(yàn)溫度
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①P235GH?P265GH?P295GH?P355GH沖擊溫度依客戶而定。
非合金質(zhì)量級鋼:P275NH?P275NL1?P355N?P355NH?P355NL1 非合金特殊鋼:P275NL2?P355NL2 合金特殊鋼:P460NH?P460NL1?P460NL2 鋼號沖擊實(shí)驗(yàn)溫度:N:室溫質(zhì)量級?NH:高溫質(zhì)量級?NL1:低溫質(zhì)量級?NL2:特殊低溫質(zhì)量級 ?
②P275NH?P275NL1
P355M?P355ML1?P355ML2 P420M?P420ML1?P420ML2 P460M?P460ML1?P460ML2 鋼號沖擊實(shí)驗(yàn)溫度:ML:-40℃??ML2:-50℃ ?
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