中等强度。冷变形时塑性高,低温性能好,焊接性和可加工性好。与相应含碳量的碳钢相比,其淬透性更高,在油中的临界淬透直径为4-15mm。然而,它在热处理过程中有过热、脱碳敏感性和回火脆性的倾向。这种钢具有较高的抗拉强度,因为它具有适当的淬透性,并且经过适当的金属热处理后,其微观结构为均匀的索氏体、贝氏体或极细的珠光体。
合金管
合金管
合金管



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