... welcome customers to buy. Application: suitable for ship steel (A, B, D, E, A36, D36, E36) and the same grade strength ... arc welding machine, dc inverter arc welding machine, dc argon arc welding machine, dc inverter and argon arc combination machine, mig gas shielded welding, ac arc welder ... welcome customers to buy. Application: suitable for ship steel (A, B, D, E, A36, D36, E36) and the same grade ...