本产品系屈服强度 460、 500、 550、 620、 690、 800MPa 的低焊接裂纹敏感性钢,具有省略焊前预热、焊后无需热处理的优 良的焊接性能,可用于各种煤矿机械、工程机械、港口机械、建筑机械及其它要求良好焊接性的结构部件等。
This product is the ? low welding crack susceptibility steel plate with the yield strengths of 460, 500, 550, 620, 690 and
800MPa, showing excellent welding performance due to no need of preheating before welding or heat treatment after welding, suitable for manufacture of various mining machinery, engineering machinery, port machinery, construction machinery and other structural components of good welding requirements.
?Q460CFC/D/E Q500CFC/D/E Q550CFC/D/E Q620CFC/D/E |
? ??标准: YB/T4137-2005《 《低焊接裂纹敏感性高强度钢板》
Standard: YB/T4137-2005: Low Welding Crack Susceptibility High Strength Steel Plate
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?Q690CFC/D/E |
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?Q800CFC/D/E |
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?JG670CF ?G785CF |
??协议:
JGX698-2011《 JG670CF、 JG785CF 低焊接裂纹敏感性高强度钢板技术协议》
Agreement: JGX698-2011: JG670CF and JG785CF Technical Agreement for
Low Welding Crack Susceptibility High Strength Steel Plate
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4~80×2200~3800×6000~12000mm