... , and cap pass 2)With two welding heads Automatic Small Pipe Welding Station (1"-8")Suitable for industries of: ... OIL AND GAS, REFINERY FACILITIES, OFFSHORE &SHIPBUILDING, POWER PLANT.Reference: CCC, ... Engineering, Petrol Steel, CNPC, SINOPEC, CNOOC, CNCEC, etc.Automatic small pipe welding station consists of welding manipulator, elbow welding machine ...