• Outside diameter: 13.7.3 to 508mm (3/8 to 20 inches)
• Thickness: SCH 20 to SCH 140 (1.73 to 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