N80 petroleum casing manufacturers

N80 Oil Casing Pipe Co., Ltd. factory in Cangzhou Long (Manager Wu: 18333440848 QQ: 3024587634) is a production and operation in one of the large enterprises. Company annual operating Chengdu, Baotou, Baosteel, Tianjin, Anshan, smelting steel and other major steel production of small caliber, thin walled fluid pipe, high pressure boiler pipe, oil cracking pipe, fertilizer dedicated pipe, hydraulic support pipe, ship tube alloy pipe and shaped pipe. Seamless hollow sections, widely used as pipeline fluids, such as transportation of oil, natural gas, gas, water and some solid materials, pipes and so on. Compared to other steel and solid steel bar, the same torsional strength in bending, lighter, is an economic cross-section steel, widely used in the manufacture of structural parts and mechanical parts, is widely used in the manufacture of structural parts and mechanical parts, such as drill pipe, automotive drive shafts, bicycle frames and construction using steel scaffolding with a steel pipe manufacturing ring parts Can improve material utilization, simplify the manufacturing process, saving materials and processing time, such as bearing rings, jack sets, etc. , it has been widely used to make steel. 1. GB / T8162-2008 (structure seamless steel pipe galvanized steel theoretical weight). Mainly used for general structure and mechanical structure. The representative of material (grade): Carbon steel, steel No. 20,45; Q345,20C steel galvanized steel prices r, 40Cr, 20CrMo, 30-35CrMo, 42CrMo and so on. 2. Hangzhou, eastern Zhejiang pipe GB / T8163-2008 (transmission fluid with seamless steel tubes). The main pipeline for transporting fluid engineering and large-scale equipment. On behalf of the ceramic composite steel pipe material (grade) for 20, Q345 and so on. 3. GB / T3087-2008 (low pressure boiler Wuxi Seamless Steel Tube seamless steel tubes). Mainly used in industrial boilers and domestic boilers low pressure fluid transportation pipeline tinkling. Representative material for 10,20 steel. 4. GB / T5310-2008 (high-pressure boiler seamless steel tubes). Mainly used for power plants and nuclear power plant boiler Tianjin Seamless Steel Tube high temperature, high pressure fluid collection box tinkling transport and pipelines. Representative material for 20G, 12Cr1MoVG, 15CrMoG steel scaffolding. 5. GB5312-2009 (ship seamless carbon steel and carbon-manganese). China seamless steel pipe network is mainly used in ship boilers and Superheater I, II grade pressure pipe. Representative material for 360,410,460 steel grade and so on. 6. GB / T6479-2000 (high pressure chemical fertilizer equipment, seamless steel pipe). Tianjin Pipe Group is mainly used for transport send high-temperature high-pressure fluid pipe Fertilizer equipment. Representative material for 20,16Mn, 12CrMo, 12Cr2Mo like. 7. GB / T9948-2006 (petroleum cracking seamless pipe). Mainly used for oil refinery tinkling boilers, heat exchange scaffolding steel prices and its transmission fluid pipes. The representative material for 20,12CrMo, 1Cr5Mo, 1Cr19Ni11Nb like. 8. GB / T18248-2000 (seamless steel gas cylinders). Mainly used for the production of gas welded steel pipes, hydraulic cylinders. The representative material for 37Mn, 34Mn2V, 35CrMo and so on.