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Hot Rolled 42CrMo Alloy Steel Plate JIS SCM440 ASTM GB DIN2025-08-18 08:44:05 |
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Material ASTM A322 GR. 4140 Barras de aço de liga baixa OD 190mm2025-04-08 06:44:12 |
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as barras redondas Od200-600mm de aço de liga de 42crmo Scm440 forjaram2021-12-22 18:24:35 |