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Hiren Pipes & Fittings
Carbon steel seamless pipes stacked — Hiren Pipes & Fittings

ASTM / ASME / API / IS Standards

Industrial Pipes & Tubes

Complete range of carbon steel, alloy steel, stainless steel, nickel-based, ERW, GI and spiral-welded pipes from our Ankleshwar, Gujarat stockyard. Seamless pipes up to 24", ERW up to 48".

Pipe Types & Specifications

Carbon Steel Seamless Pipes

Standards

  • • ASTM A106 Grade B / C
  • • ASTM A53 Grade A / B
  • • API 5L Grade B, X42, X46, X52, X56, X60, X65, X70, X79 — PSL1 & PSL2

Size Range

1/2" NB to 24" NB (seamless)

Schedule / Thickness

SCH 10, 20, 40, 80, 100, 120, 140, 160, STD, XS, XXS

Applications

High-temperature and high-pressure applications, refineries, boilers, pipelines.

Alloy Steel Pipes & Tubes

Standards

  • • ASTM A335 P1, P5, P9, P11, P22, P91
  • • ASME SA335 alloy grades
  • • IS:1978 alloy steel pipes

Size Range

1/2" NB to 24" NB

Schedule / Thickness

SCH 40 to XXS

Applications

High-temperature service in power plants, heat exchangers, refineries, petrochemical plants.

Stainless Steel Pipes & Tubes

Standards

  • • ASTM A312 TP304 / 304L / 304H
  • • ASTM A312 TP316 / 316L / 317 / 317L
  • • ASTM A312 TP321 / 310S / 347 / 904L

Size Range

1/2" NB to 24" NB

Schedule / Thickness

SCH 10S, 40S, 80S, STD, XS

Applications

Corrosion-resistant applications, chemical processing, pharmaceuticals, food processing.

Nickel Based Pipes & Tubes

Standards

  • • Nickel 200/201
  • • Monel 400 / K-500
  • • Inconel 600/625/825
  • • Incoloy 800/825
  • • Hastelloy C-276
  • • Titanium Gr. 1/2
  • • Duplex 2205
  • • Super Duplex 2507

Size Range

1/2" NB to 12" NB

Schedule / Thickness

SCH 40 to XS

Applications

Highly corrosive environments, offshore, marine, chemical and petrochemical plants.

MS ERW Black Pipes

Standards

  • • IS:1239 Part-1 Light (A) / Medium (B) / Heavy (C)
  • • IS:3589 Grade FE.330 / FE.410
  • • BS:1387 Light/Medium/Heavy

Size Range

15mm NB to 150mm NB (IS:1239); 168mm to 2032mm OD (IS:3589)

Schedule / Thickness

Light, Medium, Heavy

Applications

Water supply, plumbing, structural applications, scaffolding.

Large Diameter Spiral Welded Pipes

Standards

  • • IS:3589 Grade FE.330 / FE.410
  • • API 5L Grade B, X42, X52, X60, X65, X70 LSAW/HSAW

Size Range

168mm OD to 2032mm OD

Schedule / Thickness

Various wall thicknesses

Applications

Water transmission, piling, oil & gas pipelines, large-diameter industrial use.

GI Pipes (Galvanized)

Standards

  • • IS:1239 Part-1 Light/Medium/Heavy (Galvanized)
  • • BS:1387 Galvanized

Size Range

15mm NB to 150mm NB

Schedule / Thickness

Light, Medium, Heavy

Applications

Water supply, agriculture, fire-fighting, water treatment plants.

Square & Rectangular Pipes

Standards

  • • IS:4923 (hollow sections)
  • • EN 10219 / 10210

Size Range

20×20mm to 200×200mm (square); 20×30mm to 150×200mm (rectangular)

Schedule / Thickness

1.5mm to 12mm wall thickness

Applications

Structural fabrication, gates, grills, furniture, handrails, support frames.

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