Industrial Piping Systems

High-Pressure Seamless & Welded Steel Pipes

Asia Steel supplies premium carbon steel, low-temperature, and alloy seamless pipes certified under ASTM A106, ASTM A53, API 5L, and ASTM A333 Grade 6 for oil refineries, gas distribution pipelines, power plants, and chemical processing facilities across Egypt and MEA.

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Seamless Steel Pipes Cairo Egypt

Seamless & Welded Pipe Specifications

Seamless Carbon Steel Pipes

Hot-finished and cold-drawn seamless pipes manufactured without a weld seam. Superior pressure bearing capacity for critical high-temp steam and high-pressure oil lines.

  • Grades: ASTM A106 Gr B, ASTM A53 Gr B
  • Schedules: Sch 40, Sch 80, Sch 160, XXS
  • Sizes: 1/2" to 24" NPS

API 5L Line Pipes

High yield strength steel line pipes designed for hydrocarbon transportation systems in onshore and offshore oil and gas pipelines.

  • Specification: API 5L PSL1 & PSL2
  • Grades: Grade B, X42, X52, X60, X65, X70
  • Types: Seamless, ERW, LSAW

Low-Temp & Stainless Steel Pipes

Impact-tested seamless pipes for cryogenic and sub-zero service (-46°C), as well as corrosion-resistant austenitic stainless steel pipes.

  • Low-Temp: ASTM A333 Grade 6
  • Stainless: ASTM A312 TP304/304L, TP316/316L
  • Duplex: UNS S31803 / S32205

Common Pipe Size & Wall Thickness Matrix (ASME B36.10M)

NPS (Inches) Outside Diameter (mm) Sch 40 Wall (mm) Sch 80 Wall (mm) Sch 160 Wall (mm) Approx. Sch 40 Weight (kg/m)
2" (DN50) 60.3 mm 3.91 mm 5.54 mm 8.74 mm 5.44 kg/m
4" (DN100) 114.3 mm 6.02 mm 8.56 mm 13.49 mm 16.07 kg/m
6" (DN150) 168.3 mm 7.11 mm 10.97 mm 18.26 mm 28.26 kg/m
8" (DN200) 219.1 mm 8.18 mm 12.70 mm 22.23 mm 42.55 kg/m
12" (DN300) 323.8 mm 10.31 mm 17.48 mm 33.32 mm 79.71 kg/m

Technical Guides & Related Products