OK75.75是一款已烘干***低水分含量的LMA焊条，适合用于室温条件下或经过适度预热的高强度、低合金钢焊接。TypicalTensilePropertiesAsweldedElongationTensileStrengthYieldStrength保护气体20%830MPa780MPaISO---AWS夏比V型缺口冲击性能AsweldedImpactValueTestingTemperature保护气体60J-40°CISO焊缝金属分析MnMnMoCSiNiCr1.61%-----MoMnMoCSiNiCr-0.4%----CMnMoCSiNiCr--0.05%---SiMnMoCSiNiCr---0.36%--NiMnMoCSiNiCr----2.4%-CrMnMoCSiNiCr-----0.4%熔敷数据Fusiontimeperelectrodeat90%Imaxkgweldmetal/kgelectrodesNumberofelectrodes/kgweldmetal安培熔敷率电压V直径54sec0.67kg66.070-110A1.00kg/h22V2.5x350mm80sec0.67kg31.5100-150A1.40kg/h23V3.2x450mm92sec0.65kg21.0135-200A1.90kg/h24V4.0x450mm105sec0.63kg12.0180-260A2.50kg/h25V5.0x450mm)