Shandong Chenwei Steel Co., Ltd. is a company integrating industry and trade. It has been engaged in the export of steel products since 2010. It is mainly engaged in the production and sales of seamless steel pipes, steel plates, hardware and electrical fittings, bearings, fans and other products. Products are widely used in petroleum, chemical industry, power, coal, machinery, high and low pressure boiler tubes, hydraulic props, automobiles, ships and other industries, and exported to Korea, Japan, Nigeria, India, Pakistan, Mexico, African countries and so on. The company's main products: precision steel pipe: material: 10, 20, 45, 16Mn, 20Cr, 40Cr, 15CrMo, 35CrMo and so on. Implementation standard: GB/T3639-2009 Uses: Can be used for mechanical structure, hydraulic equipment, cylinders, drums, parts processing, automotive/motorcycle parts, diamond thin-wall drills. Specification scope and tolerance: 10-203*1-28mm tolerance 2-10 wire; domestic high pressure alloy pipe, material: A335P11, P91, P91, P92, 15CrMoG, 12Cr1MoVG, 12Cr1MoVG, 1Cr5Mo, Cr5Mo, Cr5Mo, Cr5Mo, Cr9Mo, Cr9Mo, 0Cr9Mo, 15CrMo, 35CrMo, 35CrMo, 35CrMo, 35Cr1MoMoV, 35Cr1MoV, 12Cr1Cr1MoV, 12Cr1Mo1MoV, 12Cr1MoV, 12Cr1Mo1MoV, 10Cr1MoV, 10Cr1Cr1MoV, 10CrCr1MoMoMoV, 10CrCr1Mo1Mo910CrMo910, 10CrMo910, A335P91 High-pressure Boiler Tube with Popular Carbon GB5310-2008 material: 20G, 20MG, 25MG, 25MG, 15MoG, 20MoG; fertilizer pipe GB6479-2000 material: 10, 20G, Q345, Q345, Q390, 10MoVNb, 12CrMo, 15CrMo, 15CrMo, 12Cr2Mo; oil cracking pipe GB9948-2013 material: 10, 20, 12CrMo, 15CrMo, 15CrMo, 15CrMo, 1Cr2Mo, 1Cr2Mo, 1Cr5Mo; hydraulic pillar pipe GB/T17398-1998-1998 material: 27SiMn; structural pipe GB6479-2000 material: 10, 20G, Q345, Q390, Q390, 10MoVNb, 10MoVNb, 12CrMo, 12CrMo, 12CrMo, The results of this study are as follows:1. 35, 45, 40Mn2, 45Mn2, 27SiMn, 20Cr, 40Cr, 20CrMo, 35crMo, 38CrMoAl, 50CrV, 30CrMnSi; GB/T8163-2008 for liquid delivery: 10, 20, Q295, Q345; API SPEC 5CT for oil well and coupling pipe: J55, N80, etc. Specification range of steel plate: thickness 8-650 mm, width 1500-4020 mm, length 3000-17000 mm, maximum weight 26.5 tons. For steel plate types: wear-resistant steel plate, weatherproof steel plate, alloy steel plate, spring steel plate, high-strength steel plate and other steel plates, complete specifications, low prices. Fan: Roof blower, FRP blower (centrifugal fan, axial fan) and so on.