Outside diameter: 13.7.3-508mm (3/8-20 inch)

Thickness: SCH 20 to SCH 140 (1.73-36.5mm)

Standard: API 5L: API 5CT, ASTM A106,

Steel Grade: A, B, X42, X46,X52,X56,X60,X65,J55, K55 ,16Mn, ST37, ST52

Packing: labeled and bundled together with steel strip

Application: low, medium and high pressure boiler, transportation for gas, water, oil and natural gas , tubes for heat exchanger and chemical fertilizer equipments ,for hydraulic pillar service etc.