ASTM A 106 Grade B API 5L 20 inch Spiral Steel Pipe

　ASTM A 106 Grade B API 5L 20 inch Spiral Steel Pipe
　　Technique: Hot Rolled
　　Section Shape: Round
　　Thickness: 5-16mm, or as Per Clients′ Request
　　Standard: API 5L, GB/T 9711, ASTM A252-1988, etc
　　Certification: ISO 9001-2008
　　Transport Package: Standard Export Packaging
　　Origin: China
　　Type: Spiral
　　Material: Carbon Steel
　　Usage: Oil/Gas Drilling, Chemical Industry, Mining, Special Purpose
　　Od: 219-2032mm, or as Per Clients′ Request
　　Surface Treatment Option: Degreasing, Pickling, Polishing, Galvanized, etc
　　Trademark: Shengtian