spiral pipes

spiral pipes
ASTM A252 Spiral Steel Pipe 　　Model NO.: KM-35 　　Technique: SAW 　　Surface Treatment: Rust Oil 　　Section Shape: Round 　　Length: 6-20m 　　Delivery Time: 7-45 Days Ex Mill 　　Packing Details: in Bundles, in Bunk or as Your Requirements 　　Trademark: Shengtian 　　Origin: China 　　Type: Welded 　　Material: Q225, Q345b, Q235B, Grb, X42-X65 　　Usage: Pipeline Transport, Chemical Industry 　　Sizes: Od219-3000mm Wt 5-20mm 75mm 　　Loading Port: Chinese Main Port 　　Certificate: ISO API CE