HEBEI CHANGFNEG STEEL TUBE MANUFACTURING GROUP CO.,LTD

Main products: 1. Oil and gas pipeline: Out: 10.3mm-1016mm wall thickness: 1.7mm-52mm 2. OCTG Products Out: 60.3mm-508mm wall thickness: 4.24mm-16.13mm 3. Pressure tube: Out: 6mm-720mm wall thickness: 1mm-120mm 4. Tube processing and other: Out: 6mm-1200mm wall thickness: 1mm-200mm Budget High-quality ASTM A106 seamless carbon steel pipe, carbon seamless pipe wholesale 1. ASTM A106 Carbon Seamless Steel Tube High-quality ASTM A106 seamless carbon steel pipe, carbon-free seamless steel pipe 1) High temperature ASTM A106 carbon seamless steel pipe 2) Standard: ASTM A106, ASME SA106 3) Rating: A, B, C