![]() ![]() STANDARD OF API 5L GR. Round Pipe Billet → Heating → Punching → Pipe Head Treatment → Annealing →Acid Pickling →Coating Oil (Copper Plating) → Multi-pass Cold Drawing or Cold Rolling → Pipe Billet → Heat Treatment → Straightening → Hydrostatic Test or Inspection → Marking → Warehousing Round Pipe Billet → Heating → Punching → Three-Roller Skew Rolling → Annealing →Acid Pickling→Coating Oil (Copper Plating) → Multi-pass Cold Drawing or ColdRolling → Pipe Billet → Heat Treatment → Straightening → Hydrostatic Test or Inspection → Marking → Warehousing HOT ROLLED STEEL PIPE PRODUCTION WORKSHOP.COLD DRAWN STEEL PIPE PRODUCTION WORKSHOP.Z245.20 series Epoxy Coating steel pipe.ASTM B673, B677, B674 904L Stainless Steel tubes.ASTM A335 P91 Alloy Steel Seamless tubes.ASTM A335 P11 Alloy Steel Seamless tubes.ASTM A335 P9 Alloy Steel Seamless tubes Seamless (SMLS) steel pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell.ASTM A 213 T91 Alloy Steel Seamless tubes.ASTM A213 T22 Alloy Steel Seamless tubes.ASTM A213 T11 Alloy Steel Seamless tubes.ASTM A213 T9 Alloy Steel Seamless tubes.ASTM A 213 T5 Alloy Steel Seamless tubes.AS1163 Structural Steel Hollow Sections.AS1163 Rectangular Hollow sections( RHS).ASTM A500 Structural Steel Hollow sections.Low pressure liquid transportation steel pipe.API 5L GR.B ERW steel pipe for liquid transportation.This will affect the wall thickness calculations. ERW pipe typically has a manufacturing tolerance of 0.01' while seamless has a tolerance of 12.5. ASTM A333 Grade.6 seamless pipe for Low-Temperature ERW has a longitudinal weld joint quality factor of 0.85 which may require an increase in schedule of pipe for the same pressure/temperature rating.ASTM A333 Grade.3 seamless pipe for Low-Temperature. ![]()
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