AWSY***92-2005焊丝化学成分（%）用途CSiMnPSCrNiMoCu其它ER308SiH08Cr21Ni10Si1≤0.080.65-1.001.00-2.50≤0.030≤0.03019.50-22.009.00-11.00≤0.75≤0.75用于工作温度低于300℃的0Cr19Ni9不锈钢结构的焊接)