4Cr13埋弧焊丝ER430不锈钢氩弧焊丝不锈钢气保焊丝牌号：JD-1Cr13、H1Cr17、H2Cr13、H3Cr13、H4Cr13产品牌号预热和层间温度℃  焊后处理温度/时间电流A电压V焊接速度mm/minH1Cr13≥250350-550℃/4小时450-50030-32600-800H1Cr17≥250350-550℃/4小时450-50030-32600-800H2Cr13≥250350-550℃/4小时450-50030-32600-800H3Cr13≥250350-550℃/4小时450-50030-32600-800H4Cr13≥250350-550℃/4小时450-50030-32600-800熔敷金属化学成分(％)焊丝CCrSiMnSP焊剂硬度HRC产品典型用途H1Cr13≤0.1511.50-13.50≤1.00≤1.00≤0.030≤0.03526035-40用于连铸机辊、热轧辊、合金轴及阀门H1Cr17≤0.1216.00-18.00≤0.75≤1.00≤0.030≤0.03526037-42用于连铸机辊、热轧辊及合金轴的堆焊H2Cr130.16-0.2512.00-14.00≤1.00≤1.00≤0.030≤0.03526040-42用于堆焊连铸机辊、热轧辊及阀门H3Cr130.26-0.3512.00-14.00≤1.00≤1.00≤0.030≤0.03526042-45用于矫直辊、热轧辊、支撑辊、输送机叶片等H4Cr130.36-0.4512.00-14.00≤0.60≤0.80≤0.030≤0.03526045-48