韩国高丽KISWEL高拉力钢焊条类别品名AWS型号焊道金属化学成分焊道金属化学成分主要用途CSiMnCrNiMo降伏强度抗拉强度延伸率冲击值焊条KK-50LFE70160.080.571.0248056032-29℃适合于焊接高温用钢铁，主要在发展用管道和锅炉制造业上使用KK-55E8016-G0.080.501.2054060028-29℃适合于焊接造船、桥梁建筑物用540N/mm2级高拉力钢KK-60E9016-G0.070.581.040.640.2655065029-29℃适合于焊接压力容器、桥梁、车辆和机械用590N/mm2级高拉力钢KK-80E11016-G0.070.601.100.151.840.4373083022-29℃适合于焊接压力容器、桥梁、压力钢管用790N/mm2级高拉力钢K-7018E70180.070.570.9748057030-29℃适合于焊接桥梁、建筑物、压力容器用490N/mm2级高拉力钢K-7028LFE70280.070.520.9847055031-18℃平焊和横向角缝焊接的熔敷系数很高，如同490N/mm2级高拉力钢的深槽式结合K-8018E8018-G0.060.541.080.310.2049059028-29℃适合于焊接桥梁、造船、压力容器540N/mm2级高拉力钢K-9018ME9018M0.070.511.100.101.580.2057067030-51℃适合于焊接一种拉力为590N/mm2低合金高拉力钢K-11018ME11018-M0.080.411.490.321.860.3272082023-51℃适合于焊接一种如HY80那样拉力为大约780N/mm2低合金高拉力钢)