Quality Standards: API 5L Line Pipe for oil and gas ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless GB/T3091 Welded steel pipe for low pressure liquid delivery and construction GB/T9711 Petroleum and natural gas industries--Steel pipe for pipelines BS 1387 Steel Tubes for use for Water, Gas, Air and Steam Steel Grade: BS 1387: Class A, Class B, Class C EN10210/EN10219: S235, S235JR, S235J2H, S275, S275JR, S355JRH, S355J2H API 5L: GR.A, GR.B, X42, X46, X52, X56, X60, X65 X70 ASTM A53: GR.A, GR.B ASTM A252: GR.1, GR.2, GR.3 ASTM A500: GR.A, GR.B, GR.C, GR.D GB/T9711: L175, L210, L245, L290, L320, L360, L290, L320, L360, L390, L415, L450, L485, L555 GB/T3091, SY/T5037: Q195, Q215, Q235, Q275, Q295, Q345 Coating Standard: ISO 21809: Petroleum and natural gas industries -- External coatings for buried or submerged pipelines used in pipeline transportation systems DIN 30670: Polyethylene coatings of steel pipes and fittings AWWA C210: Liquid-Epoxy Coatings and Linings for Steel Water Pipe and Fittings AWWA C213: Fusion-Bonded Epoxy Coating for the Interior and Exterior of Steel Water PipelinesSize: Outer Diameter: 114.3mm-610mm (4"-24") Wall Thickness: 3.5mm-22mm Length: 3mtr-18mtr End: Plain/square ends (straight cut, saw cut, and torch cut), or Beveled ends, or Threaded ends, or Grooved ends. Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black painted, Varnish coating/Anti rust oil, Protective Coatings (Coal Tar Epoxy, Fusion Bond Epoxy, 3-layers PE) Packing: Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps. Supply ability: 50,000 Metric Tons/Month Delivery time: 7 day at fastest, based on total quantity or as customers’ requirements Loading port: Tianjin(Xingang) Port or Shanghai port Payment Term: T/T, L/C at sight or negotiate Our Advantage: Huayang specialized in manufacturing welded carbon steel pipes for 14 years. The annual output is around 1500,000 tons. Our products have been exported to 40 countries and regions till now, such as Canada, Hong Kong, Vietnam, Bangladesh, The U.A.E, America, Spain, Italy, Netherlands, Kuwait, Saudi Arabia etc. So any inquiry or special demands will get fast and most professional reply.