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Golden Steel Material is a premier ISO-certified stockist based in Al Jubail. We supply high-performance pipes, fittings, valves, and flanges to the Oil & Gas and Industrial sectors across Saudi Arabia and the GCC.

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Chromoly Pipe

Stainless Steel 304 Pipe
Sizes: 1/2" NB - 36" NB
WT: Sch 40 to Sch XXS (Up to 100 mm)
Length: Single/Double Random & Cut-to-Size

Temperature: Up to 650°C (1200°F)
Standard: ASTM A335 (P11, P22, P91) / ASME SA335
Edges: Beveled End, Plain End, Threaded
Origin: Saudi Arabia, UAE, Japan, USA, Europe, India
goldenislands.com.sa

Chromoly Alloy Steel Pipes – Premier stockist and distributor of high-performance Chromium-Molybdenum piping, including ASME SA335 Grade P11, P22, P5, and P91. We provide specialized Chromoly pipes engineered for elite creep strength and oxidation resistance in power generation and petrochemical plants. As a leading global exporter and importer, we maintain a vast inventory of bulk ASTM A335 Grade P91 NACE compliant pipes and SA335 Grade P9 tube stock to support critical high-temperature infrastructure worldwide.



Chromoly Pipe Features

  • » Certification: Mill Test Certificate (MTC) EN 10204 3.1 / 3.2 and IBR (Indian Boiler Regulations) certified.
  • » Technical Standards: Fully compliant with ASTM A335, ASME SA335, and NACE MR0175 for sour service applications.
  • » High-Temperature Stability: Engineered to maintain structural integrity and mechanical strength at service temperatures up to 650°C (1200°F).
  • » Material Origin: Premium stock from Saudi Arabia, UAE, Japan, USA, Europe, and India.
  • » Metallurgical Excellence: High Chromium and Molybdenum content providing superior resistance to high-temperature corrosion and scaling.
  • » End Prep: Precision Beveled Ends for heavy-wall butt-weld pressure connections or standard Plain Ends.

Chromoly Alloy Steel Pipe Specification

Chromoly Pipe Sizes

  • Seamless Pipe: 1/2" NB - 24" NB
  • Welded/EFW Pipe: 6" NB - 36" NB
  • Outer Diameter: 21.3mm to 914.4mm
  • Custom Large-Bore Fabrication

Chromoly Pipe Mill Length

  • Single Random Length (SRL)
  • Double Random Length (DRL)
  • Standard: 6m & 12m Lengths
  • Precision Cut-to-Size
  • Fixed Lengths up to 13.5 Meters

Chromoly Manufacturing Types

  • Hot Finished Seamless (HFS)
  • Cold Drawn Seamless (CDS)
  • Electric Fusion Welded (EFW)
  • Normalized & Tempered
  • Isothermal Annealed

Chromoly Pipe End Choices

  • Beveled Ends (Butt-Weld Prep)
  • Plain Ends (Square Cut)
  • Threaded Ends (NPT / BSP)
  • Threaded Both Ends (TBE)
  • Compound Bevel (Heavy Wall)

Schedule & WT of Chromoly Pipe

  • Schedule 40, 80, 160
  • Schedule XS and XXS
  • Wall Thickness: 2mm to 100mm
  • Ultra-Heavy Wall Power Piping

Chromoly Pipe Shapes

  • Round Hollow Sections
  • Boiler U-Bend Tubes
  • Coiled Tubing
  • Forged Hollow Bars
  • Square / Rectangular (Custom)

Chromoly Surface Treatment

  • Black Painting / Varnishing
  • Anti-Corrosion Oiling
  • Shot Blasted / Descaled
  • Normalized & Tempered
  • Pickled & Passivated

Chromoly Manufacturing Standards

  • ASTM A335 / ASME SA335
  • ASTM A691 (Welded Alloy)
  • NACE MR0175 Compliance
  • IBR (Indian Boiler Regulations)
  • EN 10216-2 Equivalents

Chromoly Saudi Arabia Logistics

  • Incoterms: FOB, CFR, CIF, DDP
  • Delivery via Air, Sea, or Road
  • Payment: SAR, AED, USD, EUR
  • Sea-worthy Export Packaging

Chromoly (Grade P22) Chemical Composition

ELEMENT COMPOSITION % (Grade P22)
Carbon (C) 0.05 – 0.15
Manganese (Mn) 0.30 – 0.60
Phosphorus (P), max 0.025
Sulfur (S), max 0.025
Silicon (Si) 0.50 max
Chromium (Cr) 1.90 – 2.60
Molybdenum (Mo) 0.87 – 1.13

Chromoly (Grade P22) Mechanical Properties

PROPERTY VALUE (Grade P22)
Tensile Strength, min (ksi) 60
Tensile Strength, min (MPa) 415
Yield Strength, min (ksi) 30
Yield Strength, min (MPa) 205
Elongation in 2 in. or 50 mm, min (%) 30
Hardness (HB max) 163

Size & Stock Range of Chromoly Pipe

Steel Pipe Type Size (NB/Inch) Sch 5 Sch 10 Sch 40 Sch 80 Sch 160
Chromoly Pipe Alloy Steel1/8"-
Chromoly Pipe Alloy Steel1/4"-
Chromoly Pipe Alloy Steel3/8"-
Chromoly Pipe Alloy Steel1/2"
Chromoly Pipe Alloy Steel3/4"
Chromoly Pipe Alloy Steel1"
Chromoly Pipe Alloy Steel1 1/4"
Chromoly Pipe Alloy Steel1 1/2"
Chromoly Pipe Alloy Steel2"
Chromoly Pipe Alloy Steel2 1/2"
Chromoly Pipe Alloy Steel3"
Chromoly Pipe Alloy Steel3 1/2"
Chromoly Pipe Alloy Steel4"-

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Industrial Locations & Keywords

Industrial Locations & Keywords
Riyadh Industrial Cities (1st, 2nd, 3rd & Sudair)
Jeddah Industrial Cities (1st, 2nd & 3rd)
Dammam Industrial Areas (1st, 2nd & 3rd)
Jubail Industrial City
Yanbu Industrial City
Rabigh Industrial City
Al Khobar Industrial Area
Al Ahsa Industrial City
Madinah Industrial City
Makkah Industrial City
Taif Industrial City
Tabuk Industrial City
Jazan Industrial City
Industrial supplier in Saudi Arabia
Pipe fittings supplier in Jubail / Dammam / Riyadh
Flange and valve supplier Saudi Arabia
Fast delivery industrial materials KSA
Global Footprint

We Supply To 60+ Countries

UAE UAE
Saudi Arabia Saudi Arabia
USA USA
UK UK
Germany Germany
India India
Italy Italy
France France
Spain Spain
Brazil Brazil
South Africa South Africa
Russia Russia
Japan Japan
South Korea S. Korea
Malaysia Malaysia
Singapore Singapore
Netherlands Netherlands
Turkey Turkey
UAE UAE
Saudi Arabia Saudi Arabia
USA USA
UK UK
Germany Germany
India India
Italy Italy
France France
Spain Spain
Brazil Brazil
South Africa South Africa
Russia Russia
Japan Japan
South Korea S. Korea
Malaysia Malaysia
Singapore Singapore
Netherlands Netherlands
Turkey Turkey