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CR1180T/ 825Y-MP简介

牌号 CR1180T/ 825Y-MP
对应标准 GMW 3399-2013
多相超高强度钢板
Multi-phase and Ultra-high Strength Sheet Steel
归类 合金钢
标签 冷轧盘卷和薄板 多相钢MP
说明 多相钢MP(铁素体+马氏体+贝氏体+沉淀硬化)
CR1180T/ 825Y-MP 化学元素成分含量(%)
成分 C Si *** Mn P S Cu B Al 更多
最小值 - - - - - - - 0.015 (Ni+Cr+Mo)<1.5*
最大值 0.23 0.5 3 0.04 0.015 0.2 0.005 -
注:表中为成品(盘卷或薄板)分析 *需要是可添加
**Limited use grades only. Consult Materials Engineering prior to specifying these grades.
***May contain up to 2% Si maximum. This materials is not to be spot welded without weld verification and approval by the GM Welding Technology Group. 碳当量计算
CR1180T/ 825Y-MP 机械性能
热处理或状态
抗拉强度
σb
Mpa
屈服点
σs
Mpa
断后伸长率或延伸率
δ
%
冷轧 ≥1180 825~1150 *
≥5
*表中是ISO Ⅰ试样,标距L0=50mm时的值;JIS试样,标距L0=50mm时的延伸率≥6%;ISO Ⅱ试样,标距L0=80mm时延伸率≥4%
**CR1180/825Y-MP is intended for roll forming and simple bending/flange applications and for limited use only. Consult Materials Engineering prior to specifying this grade.
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