不锈钢用药芯焊丝类别品名AWS型号熔敷金属化学成分(%)熔敷金属力学性能特征与用途CSiMnPSNiCrMoCuσ0.2(MPa)δb(MPa)δ(%)Akv(J)药芯焊丝DW-308E308T0-1/40.050.571.520.0200.0099.6819.720.020.03390570410℃:39用于平焊和横角焊，适于焊接SUS304钢DW-308LE308LT0-1/40.0270.561.490.0190.00810.0219.530.020.03370550420℃:41适于焊接SUS304L钢,用于平焊和横角焊,与DW-308相比,DW-308L含碳量较低DW-308LPE308LT1-1/40.0270.551.510.0220.0109.8919.450.020.03380550450℃:57用于对接焊和角焊，适于全位置焊，与DW-308相比，DW-308LP的含碳量较低，适于焊接SUS304和SUS304L钢DW-309E309T0-1/40.0350.581.220.0210.00912.4824.030.030.02450590320℃:33用于不锈钢与其它钢的异种钢焊接和复合钢过渡层焊接DW-309LE309LT0-1/40.0280.611.240.0190.01012.5824.170.050.0345058033用于不锈钢与其它钢的异种钢焊接和复合钢过渡层焊接与DW-309相比DW-309L的含碳量较低DW-309MoLE309LmoT0-1/40.0270.611.180.0190.00912.6023.202.370.0354072030用于不锈钢与其它钢的异种钢焊接和复合钢过渡层焊接DW-316LE316LT0-1/40.0260.591.430.0200.01012.0218.952.540.06380540410℃:44适用于焊接SUS316L钢，用于平焊和横角焊，与DW-316相比，DW-316L的含碳量较低DW-308HE308HT1-1/40.0600.421.500.020.0079.6218.68370560480℃:71用于焊接高温下使用的18%Cr-8%Ni不锈钢DW-309LHE309LT1-1/40.0290.411.250.0210.00812.6123.7938059036用于不锈钢与其它钢的异种钢焊接和复合钢过渡层焊接DW-316HE316T1-1/40.0500.381.100.0190.00611.6018.752.40390570410℃:68用于焊接高温下使用的18%Cr-12%Ni-2%Mo不锈钢DW-316LHE316LT1-1/40.0230.451.080.0200.00711.9418.472.45390540440℃:66用于焊接高温热处理的18%Cr-12%Ni-2%Mo不锈钢DW-308LTE308LT0-1/40.0260.452370.0230.00910.3018.6038053051-196℃:39用于焊接低温下使用的18%Cr-8%Ni不锈钢DW-316LTE316LT1-1/40.0270.411.200.0210.00812.3917.622.2140553744-196℃:40用于焊接低温下使用的18%Cr-12%Ni-2%Mo不锈钢)