OK 68.17是一款非常适合焊接13Cr4NiMo牌号等不锈钢铸件的药皮焊条。OK 68.17可用于除立向下焊外的全位置焊接。Typical Tensile Properties Stress relieved Elongation Stress Relieved Temperature Stress Relieved Testing Time Tensile Strength Yield Strength 保护气体 17 % 600 °C 8 hr 870 MPa 650 MPa ISO - 600 °C 2 hr - - ISO - 600 °C 1 hr - - AWS 夏比V型缺口冲击性能 Stress relieved Impact Value Stress Relieved Testing Temp Stress Relieved Testing Time Testing Temperature 保护气体 45 J 600 °C 8 hr 20 °C ISO 45 J 600 °C 8 hr -10 °C ISO 40 J 600 °C 8 hr -40 °C ISO 焊缝金属分析 Mn Mn Mo C Si Ni Cr 0.6 % - - - - - Mo Mn Mo C Si Ni Cr - 0.6 % - - - - C Mn Mo C Si Ni Cr - - 0.02 % - - - Si Mn Mo C Si Ni Cr - - - 0.4 % - - Ni Mn Mo C Si Ni Cr - - - - 4.6 % - Cr Mn Mo C Si Ni Cr - - - - - 12.0 % 熔敷数据 Fusion time per electrode at 90% I max kg weld metal/kg electrodes Number of electrodes/kg weld metal 安培 熔敷率 电压 V 直径 61 sec 0.62 kg 73 55-100 A 0.8 kg/h 21 V 2.5 x 350 mm 66 sec 0.59 kg 45 65-135 A 1.2 kg/h 21 V 3.2 x 350 mm 92 sec 0.59 kg 23 90-190 A 1.7 kg/h 24 V 4.0 x 450 mm