OK76.18是一款适用于焊接1.Cr-0.5Mo牌号抗蠕变钢的LMA焊条。该焊条可产生稳定的电弧，飞溅损失***。OK76.18可熔敷具有抗裂纹和抗气孔特性的焊缝金属。焊缝金属的结垢温度约为575°C。TypicalTensilePropertiesPWHT690°C1hElongationTensileStrengthYieldStrength保护气体24%670MPa580MPaISO---AWS夏比V型缺口冲击性能PWHT690°C1hImpactValueTestingTemperature保护气体100J20°CISO焊缝金属分析MnMnMoCSiCr0.7%----MoMnMoCSiCr-0.5%---CMnMoCSiCr--0.06%--SiMnMoCSiCr---0.3%-CrMnMoCSiCr----1.3%熔敷数据Fusiontimeperelectrodeat90%Imaxkgweldmetal/kgelectrodesNumberofelectrodes/kgweldmetal安培熔敷率电压V直径40sec0.58kg136.055-80A0.70kg/h22V2.0x300mm52sec0.58kg88.070-110A0.80kg/h24V2.5x300mm65sec0.59kg49.095-150A1.10kg/h25V3.2x350mm90sec0.64kg23.0130-190A1.70kg/h27V4.0x450mm95sec0.64kg14.5150-260A2.70kg/h28V5.0x450mm)