440a淬火硬化性能优良、硬度高,较440b钢和40c钢有高的韧性。440b用于刃具、量具和轴承.较440a钢硬度高,较440c钢韧性高。用于刃具、阀门,440c具有所有不锈钢、耐热钢中zui高的硬度。用于喷嘴、轴承.440f:是提高440c钢的易切性能的钢种。用于自动车床.敝司经销有:日本,美国,德国,韩国,南非等国不锈钢:sus301,301l,301j1,sus302,302b,sus303,303se,sus304,304l,304j1,
304j2,304n1,304n2,304ln,sus305,sus309,309s,sus310,310s,sus315,315j1,
315j2,sus316,316l,316n,316ln,316ti,316j1,316j1l,sus317,317l,317ln,317j1,
317j2,317j3l,sus836l,sus890l,sus321,321ti,sus347,sus xm7,sus xm15j1,sus329j1等奥氏体不锈钢板.棒.卷.角.管.条.角材,sus405,sus410l,sus429,sus430,,430l,430f,430lx,430j1l,430fmo,sus434,sus436,4
36l,436j1l,sus443,sus444,sus445j1,445j2,sus447j1,sus xm27等铁素体不锈钢板.棒.卷.管.材,sus403,sus410,410s,sus420,420c,420j1,420j2,sus429j1,sus440,440a,440b,
440c,440f等马氏体不锈钢板.棒.卷.角.管.条.角材,敞司一贯坚持如下理念:质量上严苛要求,在价格上放底利润,在服务上力求更好,在交货上更加及时.