API K55 Seamless Steel Petroleum Oil Casing

API K55 Seamless Steel Petroleum Oil Casing
　　Standard:API
　　Outer Diameter:114.30 - 508 mm
　　Size:1/2"-20"
　　Thickness:5.21 - 16.13 mm
　　Certification:API
　　Technique: Hot Rolled
　　Surface Treatment: Black
　　Section Shape: Round
　　Type: Seamless
　　Material: Carbon Steel
　　Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
　　Certificate: API ISO SGS
　　Transport Package: Export Standard Packing
　　Origin: China