Product Specification/Models Specification: Stainless Steel: ASTM A 312, A 213, A 249, A 269, A 358, A 240 Type: 202, 304, 304L, 304H, 316, 316L, 316Ti, 321, 321H, 317, 317L, 310, 310S, 409, 410, 420, 430 etc. Thickness: 0.5 - 10 inch Section Shape: Oval Outer Diameter: 4 Place of Origin: Gujarat, India Secondary Or Not: Is Secondary Application: Gas Pipe Technique: Extruded Certification: API Surface Treatment: Galvanized Special Pipe: API Pipe Alloy Or Not: Is Alloy 2015: High Quality Stainless Steel Pipes