不锈钢焊条品名类别AWS型号典型化学成分,%特点和用途CMnSiCrNiMo不锈钢焊条Tech-Rod2209E2209-160.021.650.5222.48.93.3焊UNSN31803类22%Cr双相钢,强度高,耐海水腐蚀等Tech-Rod308LE308L-160.031.650.4319.49.3超低碳308,减少了碳化物析出和晶间腐蚀可能性,低温韧性好,适于超低温应用Tech-Rod309LE319L-160.0351.580.5323.4512.6超低碳309,耐晶间腐蚀,在复合层堆焊及焊接南非热处理的异材接头时优于309Tech-Rod310E310-160.111.90.5226.220.95焊接铸锻态的同种合金,也用于异材焊接,全奥氏体焊缝金属,热输入要低Tech-Rod310HCE310HC-160.412.150.5226.2521.4焊接HK级耐热铸造合金,钢铁石化高温应用Tech-Rod316LE316L-16/-170.0351.750.5218.712.652.30超低碳型316,用于常温下耐硫化物液体和化合物腐蚀,不用于400℃以上高温Tech-Rod347E347-160.551.650.5219.1510.15铌稳定化不锈钢焊接321（18/8Ti）,347,耐腐蚀性好,也可焊310,302,304,304L,308Tech-Rod385E385-160.0152.10.4520.525.24.6焊904L类不锈钢，制造储存***磷酸容器设备等，抗应力腐蚀裂纹，耐点蚀隙蚀Tech-Rod410E410-160.120.680.5212.1焊接403，405，410，416不锈钢，堆焊于碳钢上做耐腐蚀耐磨层，耐气蚀，耐淡水和弱酸侵蚀Tech-Rod410NiMoE410NiMo-160.030.520.4512.14.550.52焊接和补焊同材铸件，超低碳，抗裂性纫性均优于410，水轮机部件制造和维修的理想材料不锈钢焊丝品名类别AWS型号典型化学成分，%特点和用途CMnSiCrNiMo不锈钢焊丝Techalloy2209ER22090.0161.40.4522.48.53.2双相不锈钢焊接Techalloy308LER308L0.0191.720.4620.810.1Techalloy309LER309L0.0211.750.5123.412.7Techalloy310ER3100.111.900.4027.121.025/20合金Techalloy316LER316L0.0161.870.4819.313.22.25Techalloy347ER3470.041.650.5219.99.75321,347不锈钢焊接Techalloy410ER4100.110.450.3912.5Techalloy410NiMoER410NiMo0.020.450.411.84.50.55耐气蚀部件焊接Techalloy430ER4300.070.440.3616.5铁素体不锈钢)