OK67.50是一款适用于焊接CrNiMoN2253和CrNiN234牌号奥氏体-铁素体不锈钢的酸性金红石药皮焊条。其双相全焊缝金属具有高强度与优良延展性相结合的特点。抗点蚀性能优良，且全焊缝金属不易受到应力腐蚀开裂的影响。TypicalTensilePropertiesAsweldedElongationTensileStrengthYieldStrength保护气体25%857MPa691MPaISO---AWS夏比V型缺口冲击性能AsweldedImpactValueTestingTemperature保护气体50J20°CISO41J-30°CISO焊缝金属分析MnMnMoCSiFerriteFNNiNCr0.8%-------MoMnMoCSiFerriteFNNiNCr-3.2%------CMnMoCSiFerriteFNNiNCr--0.03%-----SiMnMoCSiFerriteFNNiNCr---0.8%----FerriteFNMnMoCSiFerriteFNNiNCr----42%---NiMnMoCSiFerriteFNNiNCr-----8.8%--CrMnMoCSiFerriteFNNiNCr-------23.2%熔敷数据Fusiontimeperelectrodeat90%Imaxkgweldmetal/kgelectrodesNumberofelectrodes/kgweldmetal安培熔敷率电压V直径33sec0.55kg15230-65A0.7kg/h29V2.0x300mm38sec0.58kg9150-90A1.0kg/h27V2.5x300mm55sec0.58kg4780-120A1.4kg/h28V3.2x350mm59sec0.58kg3290-160A1.9kg/h29V4.0x350mm64sec0.58kg20150-220A2.8kg/h30V5.0x350mm)