Flexible Gas Line

Our advantages are lower prices,dynamic sales team,specialized QC,strong factories,high quality products and services for Flexible Gas Line, Flat Steel Sheet, Steel Pipe, Mild Steel H Beam, We will continually strive to improve our service and provide the best quality products with competitive prices. Any inquiry or comment is highly appreciated. Please contact us freely. Our company sticks into the basic principle of "Quality is definitely the life of the business, and status may be the soul of it" for Flexible Gas Line, Our tenet is "integrity first, quality best". We have confidence in providing you with excellent service and ideal products. We sincerely hope we can establish win-win business cooperation with you in the future!


  • OEM/ODM Manufacturer Bulb Flat Steel - Seamless steel pipe – Derunying

    OEM/ODM Manufacturer Bulb Flat Steel - Seamless steel pipe – Derunying

    All raw materials are provided by famous suppliers such as Shougang, Laigang and Hebei iron and steel group, the quality of our products can be guaranteed. The materials of seamless steel pipe are: ordinary and high-quality carbon structural steel (q215-a ~ duq275-a and 10 ~ 50 steel), low alloy steel (09mnv, 16Mn, etc.), alloy steel, stainless and acid resistant steel, etc. Compared with solid steel such as round steel, the steel tube is lighter when the bending and torsion strength is the s...
  • Top Quality Polished Stainless Steel Angle - Straight welded pipe – Derunying

    Top Quality Polished Stainless Steel Angle - Straight welded pipe – Derunying

    Steel pipe made of hot-rolled or cold-rolled steel plate or steel strip coil welded in a straight seam at a welding facility. Generally, the welded steel pipe has high precision, uniform wall thickness, high brightness of surface inside and outside the pipe (the surface brightness of steel pipe is determined by the surface of steel plate), and it can be arbitrarily length. Therefore, It embodies its economy and aesthetics in the application of high precision, medium and low pressure fluid. Th...
  • Renewable Design for Stainless Steel Pipe - Seamless steel pipe – Derunying

    Renewable Design for Stainless Steel Pipe - Seamless steel pipe – Derunying

    All raw materials are provided by famous suppliers such as Shougang, Laigang and Hebei iron and steel group, the quality of our products can be guaranteed. The materials of seamless steel pipe are: ordinary and high-quality carbon structural steel (q215-a ~ duq275-a and 10 ~ 50 steel), low alloy steel (09mnv, 16Mn, etc.), alloy steel, stainless and acid resistant steel, etc. Compared with solid steel such as round steel, the steel tube is lighter when the bending and torsion strength is the s...
  • OEM/ODM China H Beam Steel - Seamless steel pipe – Derunying

    OEM/ODM China H Beam Steel - Seamless steel pipe – Derunying

    All raw materials are provided by famous suppliers such as Shougang, Laigang and Hebei iron and steel group, the quality of our products can be guaranteed. The materials of seamless steel pipe are: ordinary and high-quality carbon structural steel (q215-a ~ duq275-a and 10 ~ 50 steel), low alloy steel (09mnv, 16Mn, etc.), alloy steel, stainless and acid resistant steel, etc. Compared with solid steel such as round steel, the steel tube is lighter when the bending and torsion strength is the s...
  • 100% Original Factory Seamless Black Steel Pipe - Straight welded pipe – Derunying

    100% Original Factory Seamless Black Steel Pipe - Straight welded pipe – Derunying

    Steel pipe made of hot-rolled or cold-rolled steel plate or steel strip coil welded in a straight seam at a welding facility. Generally, the welded steel pipe has high precision, uniform wall thickness, high brightness of surface inside and outside the pipe (the surface brightness of steel pipe is determined by the surface of steel plate), and it can be arbitrarily length. Therefore, It embodies its economy and aesthetics in the application of high precision, medium and low pressure fluid. Th...
  • Fast delivery H Beam - Straight welded pipe – Derunying

    Fast delivery H Beam - Straight welded pipe – Derunying

    Steel pipe made of hot-rolled or cold-rolled steel plate or steel strip coil welded in a straight seam at a welding facility. Generally, the welded steel pipe has high precision, uniform wall thickness, high brightness of surface inside and outside the pipe (the surface brightness of steel pipe is determined by the surface of steel plate), and it can be arbitrarily length. Therefore, It embodies its economy and aesthetics in the application of high precision, medium and low pressure fluid. Th...
  • Lowest Price for Corrugated Drain Pipe - Seamless steel pipe – Derunying

    Lowest Price for Corrugated Drain Pipe - Seamless steel pipe – Derunying

    All raw materials are provided by famous suppliers such as Shougang, Laigang and Hebei iron and steel group, the quality of our products can be guaranteed. The materials of seamless steel pipe are: ordinary and high-quality carbon structural steel (q215-a ~ duq275-a and 10 ~ 50 steel), low alloy steel (09mnv, 16Mn, etc.), alloy steel, stainless and acid resistant steel, etc. Compared with solid steel such as round steel, the steel tube is lighter when the bending and torsion strength is the s...
  • Renewable Design for Stainless Steel Pipe - Straight welded pipe – Derunying

    Renewable Design for Stainless Steel Pipe - Straight welded pipe – Derunying

    Steel pipe made of hot-rolled or cold-rolled steel plate or steel strip coil welded in a straight seam at a welding facility. Generally, the welded steel pipe has high precision, uniform wall thickness, high brightness of surface inside and outside the pipe (the surface brightness of steel pipe is determined by the surface of steel plate), and it can be arbitrarily length. Therefore, It embodies its economy and aesthetics in the application of high precision, medium and low pressure fluid. Th...
  • 2020 wholesale price Galvanized - Straight welded pipe – Derunying

    2020 wholesale price Galvanized - Straight welded pipe – Derunying

    Steel pipe made of hot-rolled or cold-rolled steel plate or steel strip coil welded in a straight seam at a welding facility. Generally, the welded steel pipe has high precision, uniform wall thickness, high brightness of surface inside and outside the pipe (the surface brightness of steel pipe is determined by the surface of steel plate), and it can be arbitrarily length. Therefore, It embodies its economy and aesthetics in the application of high precision, medium and low pressure fluid. Th...
  • OEM/ODM Manufacturer Bulb Flat Steel - Seamless steel pipe – Derunying

    OEM/ODM Manufacturer Bulb Flat Steel - Seamless steel pipe – Derunying

    All raw materials are provided by famous suppliers such as Shougang, Laigang and Hebei iron and steel group, the quality of our products can be guaranteed. The materials of seamless steel pipe are: ordinary and high-quality carbon structural steel (q215-a ~ duq275-a and 10 ~ 50 steel), low alloy steel (09mnv, 16Mn, etc.), alloy steel, stainless and acid resistant steel, etc. Compared with solid steel such as round steel, the steel tube is lighter when the bending and torsion strength is the s...