Carbon Steel Round Pipe – API 5CT J55 Black-Painted Oil/Gas Material Inquiry, Custom Wall

• Invoicing

  By Actual Weight
  Oiled or Non-oiled

  Non-oiled
• Section Shape

  Round
  Surface Treatment

  Hot Rolled
• Tolerance

  ±1%
  Alloy Or Not

  Non-Alloy
• Application

  Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, Oil Pipe, Chemical Fertilizer Pipe, Structure Pipe, Other
  Certificate

  API , CE, PVOC, ISO 9001
• Delivery Time

  within 7 days
  Grade

  Carbon steel
• Length

  12 m, 6 m, 6.4 m, 6000mm, 12000mm or Customized
  Outer Diameter

  6 - 2500 mm
• Processing Service

  Bending, Welding, Decoiling, Punching, Cutting
  Special Pipe

  API Pipe, EMT Pipe, Thick Wall Pipe, Other
• Standard

  ASTM
  sample

  free
• Product name

  Carbon Steel Round Pipe
  Steel Grades

  ASTM A53, ASTM A106, API 5L (Gr. A, Gr. B, X42, X52, X60, X70)
• Surface

  Black Painted, Varnished, 3LPE/3LPP Coated, Oiled
  Manufacturing Process

  Seamless (SMLS), Electric Resistance Welded (ERW), etc.
• Outer Diameter (OD)

  10mm - 1200mm or Customized
  Wall Thickness

  1mm - 50mm or Customized
• MOQ

  1 Ton
  Payment terms

  30%TT Advance + 70% Balance

Carbon steel round pipe has one actual thickness label: as requirement. API5CT J55 and black-painted oil/gas title requirements need a selected material and manufacturing specification.

Define the actual pipe size

The family provides OD6–2500mm and a separate10–1200mm reference with wall1–50mm. Confirm the actual OD/wall pairing rather than treating independent ranges as stock combinations.

• Round section.
• Seamless and ERW process alternatives.
• 6/6.4/12m length references.
• Black-painted and other coating options.
• Cutting and bending services.

Select grade and process

ASTM A53/A106/API5L grades do not establish API5CT J55 equivalence. Request the actual selected-grade record and process declaration.

Agree oil/gas acceptance

Provide service conditions and coating requirements. Oil, boiler and gas contexts do not establish casing suitability, operating pressure or temperature ratings without actual specification and inspection evidence.