品名类别AWS型号元素化学成份百分比CSiMnCrNiMo不锈钢 焊条308L/MVRE308L-170.020.81.020.010.5308L/MVRE308L-150.030.21.720.010.0308L/MVRE308L-160.030.31.520.010.0308/308HE308H-170.060.71.120.010.0347/MVNbE347-170.020.80.819.510.0347/MVNbE347-150.060.21.719.510.0316L/SKRE316L-170.020.81.118.512.02.8316L/SKRE316L-150.030.21.718.512.02.8316L/SKRE316L-160.020.31.419.012.02.8316/316HE316H-170.060.81.019.012.02.8318/SKNbE318-170.020.80.818.512.02.8318/SKNbE318-150.040.22.118.512.52.7317L/SNRE317L-170.020.70.919.013.03.7