具有优良机械性能的碱性薄药皮直流/交流焊条。该焊条可确保根部焊道焊接在不良条件下的***熔透。其药皮含水量低，并具有优良抗再吸湿特性。该焊条经过CTOD测试。TypicalTensilePropertiesAsweldedElongationTensileStrengthYieldStrength保护气体30%550MPa470MPaISO---AWS夏比V型缺口冲击性能AsweldedImpactValueTestingTemperature保护气体150J-45°CISO140J-50°CISO--45°CAWS焊缝金属分析MnMnCSi1.3%--CMnCSi-0.06%-SiMnCSi--0.4%熔敷数据Fusiontimeperelectrodeat90%Imaxkgweldmetal/kgelectrodesNumberofelectrodes/kgweldmetal安培熔敷率电压V直径50sec0.58kg90.055-85A0.80kg/h22V2.5x350mm53sec0.61kg52.080-140A1.30kg/h22V3.2x350mm73sec0.61kg41.080-130A1.20kg/h22V3.2x450mm62sec0.64kg34.0110-180A1.70kg/h22V4.0x350mm83sec0.65kg26.0110-170A1.70kg/h22V4.0x450mm90sec0.66kg17.0180-230A2.40kg/h22V5.0x450mm)