This product is suitable for long pipeline to connect and meet at the elbow. 

 There are two kinds of plate and pipe structures. 

 Features: Screw with T-thread structure, strong torque; contact with Cr12 alloy steel, split structure, no scratch coating outside. Weight, easy to use, reduce labor intensity. 

 Its products are tube and ring to buy according to user needs. Ring with 65Mn plate, seamless steel tube with alloy production. Wrench to 21 × 21 × 500.