LB-52UE70160.080.860.64--P:0.012Si:0.008480560310℃/130用于低碳钢及50kgf级高强度钢管道对接，可实现双面焊单面成形。LB-62ULE9016-G0.071.130.63-0.65Mo:0.2555065030-20℃/160难吸潮超低氢焊条，用于55-60kgf级高强度钢的焊接)