Automatic scaffoling pipe welding machine Product Description 1.SV12/400R, Welding machine for vertical standards, has 12 pcs wedling gun for 6 pcs rosettes circular seam welding. CO2 gas shield welding procesure. Specifications: Our Machine pictures: 2.SH2/400R,Welding machine for horizontal ledger is available, 2pcs welding gun, Japan OTC welder,CO2 gas shield welding procesure. Specifications Our machine picture Our Services Various welding machines we made: Company Information Our factory Our team Our honor