OK67.55是一款非常适合焊接UNSS31803等双相不锈钢的碱性药皮焊条。其所熔敷的焊缝金属在温度低至-50°C/-60°C条件下具有极高的延展性。其特别适合用于在海洋工程中焊接双相不锈钢管道。TypicalTensilePropertiesAsweldedElongationTensileStrengthYieldStrength保护气体28%800MPa650MPaISO夏比V型缺口冲击性能AsweldedImpactValueTestingTemperature保护气体100J20°CISO85J-20°CISO75J-40°CISO65J-60°CISO焊缝金属分析MnMnMoCSiFerriteFNNiNCr1.0%-------MoMnMoCSiFerriteFNNiNCr-3.2%------CMnMoCSiFerriteFNNiNCr--0.04%-----SiMnMoCSiFerriteFNNiNCr---0.7%----FerriteFNMnMoCSiFerriteFNNiNCr----41%---NiMnMoCSiFerriteFNNiNCr-----9.1%--CrMnMoCSiFerriteFNNiNCr-------23.2%熔敷数据Fusiontimeperelectrodeat90%Imaxkgweldmetal/kgelectrodesNumberofelectrodes/kgweldmetal安培熔敷率电压V直径49sec0.59kg9650-80A0.8kg/h23V2.5x300mm61sec0.59kg5065-115A1.2kg/h24V3.2x350mm74sec0.60kg3380-140A1.5kg/h24V4.0x350mm)