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Hubei Metal Supply Chain Co., Ltd
Cr12 Cold Work Die Steel Flat Bar for Industrial Die Manufacturing
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Home Special steel Plastic Mold Steel P20
1.2316
1.2316
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4Cr13
4Cr13

P20

Similar steel grades:

3Cr2Mo、T51620、1.2311、35CrMo2、618

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Categories: Plastic Mold Steel, Special steel Tag: Plastic Mold Stee
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Description

类似钢材等级:

化学成分:

基本介绍:

P20钢是美国AISI标准的预硬塑料模具钢,具有良好的切削加工性,优良的抛光性能,有一定的韧性,可以渗碳,渗碳淬火表面硬度可达65HRC,具有较高的热硬性和耐磨性。

特征:

1)适用于薄壁塑料壳体,当生产批量<10万件时,建议预硬化至250~300HBW。2
)适用于要求使用寿命的普通塑料模具,渗碳淬火后,建议硬度为54~58HRC。3
)最常用的预硬化塑料模具钢之一。

热处理:

加热温度:1180~1200℃
开锻温度:1130~1150℃
终锻温度:≥850℃
冷却方式:坑冷

可选尺寸:

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