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CR980T/ 700Y-MP-LCE簡介

牌號 CR980T/ 700Y-MP-LCE
對應(yīng)標(biāo)準(zhǔn) GMW 3399-2013
多相超高強度鋼板
Multi-phase and Ultra-high Strength Sheet Steel
歸類 合金鋼
標(biāo)簽 冷軋盤卷和薄板 多相鋼MP
說明 多相鋼MP(鐵素體+馬氏體+貝氏體+沉淀硬化)
CR980T/ 700Y-MP-LCE 化學(xué)元素成分含量(%)
成分 C Si Mn P S Cu B Al 更多
最小值 - - - - - - - 0.01 (Ni+Cr+Mo)<1.5*
最大值 0.15 0.8 3 0.02 0.005 0.1 0.005 -
注：表中為成品（盤卷或薄板）分析 *需要是可添加
**CR980T/700Y-MP LCE is a low carbon equivalent grade for use in applications with critical weld stack-ups, requiring the based on their operating melt ranges for this grade.
***For car manufacturing at GME, the CR980T/700Y-MP-LCE grade has to meet LCE1, LCE2, or LCE3 chemical composition concepts as determined by GME Manufacturing. 碳當(dāng)量計算
CR980T/ 700Y-MP-LCE 機械性能
熱處理或狀態(tài)
抗拉強度
σb
Mpa 		屈服點
σs
Mpa 		斷后伸長率或延伸率
δ
%
冷軋 980~1200 700~900 *
≥8
*表中是ISO Ⅰ試樣，標(biāo)距L0=50mm時的值；JIS試樣，標(biāo)距L0=50mm時的延伸率≥8%；ISO Ⅱ試樣，標(biāo)距L0=80mm時延伸率≥8%
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