Two types of welding process: 1. Ultrasonic overlap welding, co-extrusion forming. Butt-joint argon-arc welding, welding seam close-gained and smooth ...Qingdao Kerun Plastic Machinery Co. Limited
Two kind welding process 1. ultrasonic lap seam welding,co-extrusion forming. 2. butt-joint argon-arc welding,welding seam close-gained and smooth. ...Qingdao Sun Joy Plastic Machinery Co. Limited
The liquid pipe transport has been widely used in the industries of electric power, metallurgy, coal, petroleum, chemical engineering, building ...Seamac Piping Solutions Inc.
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