ER304不锈钢焊丝***弧ER316不锈钢焊丝ER304不锈钢焊丝***弧ER316不锈钢焊丝308LER308L<=0.020.41.7520100.4-<=0.05<=0.015Cu0.5max308LSiER308LSi<=0.020.81.752010-<=0.025<=0.005Cu0.5max308HER308H0.0611.752010-<=0.5<=0.03<=0.02Cu0.5max307SiER307Si<=0.10.8719.59----307ER307<=0.050.56188--<=0.025<=0.015309LER309L0.020.41,.723.513.5--<=0.025<=0.015309LSiER309LSi<=0.030.81.823.513.5--<=0.022<=0.015309SiER309Si<=0.030.81.723.513.5--<=0.022<=0.015309LMoER309LMo0.020.41.521.512.5-2.7--310ER310<=0.120.351.82621-<=0.30<=0.015<=0.015Cu0.5max312ER312<=0.120.41.8309-0.3<=0.025<=0.015Cu0.5max)