Hello There!

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.

Contact Us

Reach Us

Welcome to Golden Steel Material Let’s Talk

Call Us 24/7
+966 54 662 1439

ASTM B423/B705/B751 Incoloy 825 Tubes Supplier in Saudi Arabia

ASTM B423/B705/B751 Incoloy 825 Tubes

ASTM B423/B705/B751 Incoloy 825 Tube
Sizes: 1/8" OD to 8" OD (3.18mm to 203.2mm)
WT (Thickness): 0.5mm to 12mm (Sch 5S to Sch 160)
Type: Seamless (ASTM B423), Welded (ASTM B705)
Standard: ASTM B423, ASTM B705, ASTM B751
Length: Standard 6m, Cut-to-Length, Precision Pieces
Surface Finish: Solution Annealed, Pickled, Bright Annealed
Ends: Plain Ends, Beveled Ends
Origin: Global Stock: USA, Germany, Japan, India
goldenislands.com.sa

Golden Steel Material is a specialized Incoloy 825 Tubes Supplier in Saudi Arabia, engineered to safeguard critical infrastructure against the most aggressive corrosive media. Incoloy 825 (UNS N08825) is a nickel-iron-chromium superalloy developed to offer superior resistance to both oxidizing and reducing acids. Its unique chemistry—enriched with Molybdenum, Copper, and Titanium—provides exceptional protection against pitting, crevice corrosion, and chloride-ion stress-corrosion cracking (SCC). This makes it the premier specification for the Saudi oil and gas industry, particularly for high-pressure sour gas service (H2S) production, acid pickling lines, and seawater-cooled heat exchangers.

As a specialized Incoloy 825 seamless and welded tube stockist, we supply tubing manufactured to exact ASTM B423 (Seamless) and ASTM B705 (Welded) standards, with ASTM B751 adherence for quality assurance. Whether your application requires the high-integrity structural reliability of seamless tubing for downhole oilfield equipment, or the cost-efficient installation of welded tubing for large-diameter chemical process headers, we offer the dual-standard compliance required for modern EPC specifications. Incoloy 825’s stability in sulfuric and phosphoric acid environments ensures that your plant’s processing vessels and pipeline systems remain leak-free and maintenance-efficient in the harsh chemical clusters of Jubail and Yanbu.

We serve as a trusted Incoloy 825 Tubes exporter in Saudi Arabia, ensuring every product meets the stringent quality mandates of global oil & gas majors and chemical processing contractors. Our inventory is fully supported by MTC EN 10204 3.1 certification and undergoes rigorous PMI, hydrostatic, and eddy current testing. Whether your requirements involve pollution control scrubbers, chemical processing reactors, or offshore oilfield piping, we provide the technical-grade alloys necessary to ensure total operational integrity in environments where corrosion is the primary threat to safety and uptime.



ASTM B423/B705/B751 Incoloy 825 Tubes Features

  • » Certification: MTC EN 10204 3.1 & NABL certified
  • » Standards: Compliant with ASTM B423 (Seamless), B705 (Welded), & B751
  • » Acid Resistance: Outstanding resistance to sulfuric, phosphoric, and nitric acids
  • » Sour Service: Engineered for H2S-containing environments (Oilfield Sour Gas)
  • » Corrosion Immunity: Superior resistance to pitting, crevice, and chloride-ion stress-corrosion
  • » Testing: 100% Hydrostatic, Ultrasonic, and PMI (Positive Material Identification)
  • » Local Stock: Ready supply in Riyadh, Dammam, and Jubail
  • » Processing: Custom cutting, beveling, and surface finishing available

Approved ASTM B423/B705/B751 Incoloy 825 Tubes Supplier in Saudi Arabia

Incoloy 825 Seamless Tube Supplier

Incoloy 825 Seamless Tube Supplier

Incoloy 825 Welded Tube

Incoloy 825 Welded Tube

Incoloy 825 Tubing Bends

Incoloy 825 Tubing Bends

ASTM B423/B705/B751 Incoloy 825 Tubes Specification

Product Identity

  • Alloy: Incoloy 825
  • UNS: N08825
  • Standards: ASTM B423 (Seamless), B705 (Welded), B751
  • ASME: SB423

Nickel Content (Ni)

  • Requirement: 38.0% – 46.0%
  • Significance: High Nickel provides superior resistance to chloride stress-corrosion cracking (SCC).

Chromium (Cr) Content

  • Requirement: 19.5% – 23.5%
  • Role: Fundamental for oxidizing acid and pitting resistance.

Molybdenum (Mo) Content

  • Requirement: 2.5% – 3.5%
  • Role: Highly effective against pitting and crevice corrosion.

Copper (Cu) Content

  • Requirement: 1.5% – 3.0%
  • Significance: Provides excellent resistance to sulfuric and phosphoric acids.

Titanium (Ti) Content

  • Requirement: 0.6% – 1.2%
  • Role: Stabilizes the alloy against intergranular corrosion after welding.

Size Availability

  • OD Range: 1/8" to 8" (3.18mm to 203.2mm)
  • Wall Thickness: 0.5mm to 12mm
  • Forms: Seamless & Welded

Sour Service (H2S)

  • Capability: Proven performance in H2S-rich environments.
  • Application: Essential for oilfield and sour gas production.

Chloride Resistance

  • Performance: Resists Stress-Corrosion Cracking (SCC).
  • Application: Safe for marine and brine-processing systems.

Acid Resistance

  • Capability: Sulfuric, Phosphoric, Nitric Acids.
  • Advantage: Ideal for chemical plant scrubbers and reactors.

Tensile Strength

  • Min Strength: 585 MPa (85 ksi)
  • Performance: High mechanical strength for pressure vessels.

Yield Strength (0.2% Offset)

  • Min Strength: 240 MPa (35 ksi)
  • Stability: Maintains integrity under high-pressure process loads.

Weldability

  • Methods: TIG, MIG, Shielded Metal Arc.
  • Benefit: Excellent weldability for field construction.

Mandatory Testing

  • Tests: Hydrostatic, Eddy Current, PMI (Positive Material Identification).
  • Compliance: Meets all ASTM refinery quality standards.

Traceability

  • Certification: EN 10204 3.1 MTC supplied.
  • Traceability: Full heat-lot stamping for quality assurance audits.

ASTM B423/B705/B751 Incoloy 825 Tubes Detailed Specifications

Technical Product Details
Item / Trade Name Incoloy Alloy 825 Tube | ASTM B423/B705/B751 Incoloy 825
Available Grades Inconel 600 (UNS N06600), 601 (N06601), 617, 625 (N06625), 718 (N07718), 740, X-750 (N07751), Incoloy 20, 330, 800 (N08800), 800H (N08810/11), 800HT, 825 (N08825), 925
Standards & Specifications ASTM / ASME SB 163, 167, 517, 704, 705, 161, 165, 444, 622, 677, 722, 729, 730 | AMS 5581 | GB, ISO, EN, JIS
Tube Type Seamless, Welded (ERW), Fabricated, LSAW Tubes
Size Range (Seamless) 6.35 mm OD to 101.6 mm OD (As per ASTM B163)
Size Range (Welded/ERW) 6.35 mm OD to 152 mm OD (As per ASTM B730)
General Dimensions OD: 10mm - 219mm | Length: 1000mm - 15000mm
Wall Thickness 0.5mm to 60mm | SWG: 10, 12, 14, 16, 18, 20 Swg
Condition & Finish Condition: Hard (Y) / Soft (M)
Finish: Polished, Annealed & Pickled (AP), Bright Annealed (BA), MF
Form & End Connection Form: Round, Coil, ‘U’ Shape, Square, Rectangular
Ends: Plain End, Beveled End, Threaded
Inspection & Testing Ultrasonic Testing, Non-Destructive Electric Test, Hydrostatic, Eddy Current, Flattening, Flaring, Visual Surface Inspection, Dimensional Inspection, Tensile Properties, Chemical Analysis, Bend Test, Heat Treatment, Hardness, I.C. Test
Certification ISO EN 10204 3.1 / 3.1B / 3.2, PED, DNV, TUV Certified
Marking Standard, Grade, OD, Thickness, Length, Heat No. (Custom Marking available upon request)
Delivery & Origin Delivery: Specialized in Shutdown, Emergency, and Project Rush Demands
Origin: American, Russian, Japanese, Chinese Standard stock

Types of ASTM B423/B705/B751 Incoloy 825 Tubes

Incoloy 825 Precision Tubes

Incoloy 825 Precision Tubes

Incoloy 825 Heat Exchanger Tube

Incoloy 825 Heat Exchanger Tube

Incoloy 825 Cold Drawn Seamless Tube

Incoloy 825 Cold Drawn Seamless Tube

Incoloy 825 Extruded Seamless Tube

Incoloy 825 Extruded Seamless Tube

Incoloy 825 Round Tube

Incoloy 825 Round Tube

Incoloy 825 Capillary Tube

Incoloy 825 Capillary Tube

Other types of ASTM B423/B705/B751 Incoloy 825 Tubes

  • Incoloy 825 Aerospace tubes
  • Incoloy 825 Oil and gas tubes
  • Incoloy 825 Nuclear tubes
  • Incoloy 825 Chemical process tubes
  • Incoloy 825 Medical tubes
  • Incoloy 825 Heat exchanger tubes
  • Incoloy 825 Control lines
  • Incoloy 825 Umbilicals
  • Incoloy 825 Hydraulic tubes
  • Incoloy 825 High pressure tubes
  • Incoloy 825 Nuclear Fuel tubes
  • Incoloy 825 EFW Tubes Suppliers
  • Incoloy 825 Instrumentation tubes
  • Incoloy 825 Electropolished Tubes
  • Incoloy 825 SCH 40 Tube
  • Incoloy 825 SCH 80 Tube
  • Incoloy 825 Condenser Tubes
  • Incoloy 825 Oil & Gas Tubing
  • Incoloy 825 SCH 40 Tube
  • Incoloy 825 SCH 80 Tube
  • Incoloy 825 Tubing
  • Incoloy 825 Tube
  • Incoloy 825 Pipe
  • Incoloy 825 Seamless pipe
  • Incoloy 825 Seamless tube
  • Incoloy 825 Welded pipe
  • Incoloy 825 Welded tube
  • Incoloy 825 Rectangular Tube
  • Incoloy 825 Tubing bends
  • Incoloy 825 high temperature alloy tubing
  • Incoloy 825 Drawn over mandrel (DOM)
  • High Quality Incoloy 825 Seamless Tube
  • Incoloy 825 Square Tube
  • Incoloy 825 Round Tube
  • Incoloy 825 Rectangular Tube
  • Incoloy 825 Triangle Tube
  • Incoloy 825 Hexagonal Tube
  • Incoloy 825 Hollow Tubes Suppliers
  • Incoloy 825 thermocouple Tube
  • Incoloy 825 Cold Drawn Tube
  • Incoloy 825 ERW Tube
  • Incoloy 825 Colour Coated Pipe
  • Incoloy 825 Welded Pipe
  • Incoloy 825 Secondary & Surplus Pipe
  • Incoloy 825 Outside Polished Tube
  • ASTM/ASME B167 Incoloy 825 Capillary Pipe
  • Incoloy 825 EFW Pipe
  • Incoloy 825 Boiler Tubes
  • Incoloy 825 Cold Drawn Tube
  • Incoloy 825 U Shaped Tube
  • Incoloy 825 Protection tube
  • Incoloy 825 Cold Drawn Seamless pipe
  • Incoloy 825 Cold Drawn Seamless tube
  • Incoloy 825 Extruded Seamless Pipe
  • Incoloy 825 Extruded Seamless Tube
  • Incoloy 825 Round Tube
  • Incoloy 825 Heat Exchanger Tube
  • Incoloy 825 Square Tube
  • Incoloy 825 Coiled Tubing
  • Alloy 601 Pipe/ Tube
  • Incoloy 825 Electropolished Pipe & Tubes
  • Incoloy 825 Hollow Pipe Manufacturer & Suppliers
  • ASTM/ASME B167 Incoloy 825 Capillary Tubes
  • Incoloy 825 U Shaped Tube
  • Inconel Alloy 601 Pipe/ Tube
  • Incoloy 825 Tubing
  • Incoloy 825 Oil Tube
  • WERKSTOFF NR.2.4851 Pipe, Tubes
  • UNS N06601 Pipe, Tubes
  • AFNOR NC23FeA Pipe, Tubes
  • GOST XH60BT 28-2,5-1,5 Pipe, Tubes
  • JIS NCF 601 Pipe, Tubes
  • BS NA 49 Pipe, Tubes
  • OR ЭИ868 Pipe, Tubes
  • EN NiCr23Fe Pipe, Tubes
  • Incoloy 825 Triangle Tube
  • Incoloy 825 Secondary & Surplus Tube
  • Incoloy 825 High-strength capillary tubing
  • Incoloy 825 Tubería
  • Incoloy 825 Tubo
  • Incoloy 825 Precision tubes
  • Incoloy 825 Capillary tube
  • Hot finished seamless Incoloy 825 tubing (HFS)
  • Cold drawn seamless Incoloy 825 tubing (CDS)
  • Incoloy 825 Electric resistance welded (ERW)

ASTM B423/B705/B751 Incoloy 825 Tubes Chemical Composition

Element Composition Percentage (%)
Nickel (Ni) 38.0 – 46.0
Chromium (Cr) 19.5 – 23.5
Iron (Fe) 22.0 Min (Balance)
Molybdenum (Mo) 2.5 – 3.5
Copper (Cu) 1.5 – 3.0
Titanium (Ti) 0.6 – 1.2
Manganese (Mn) 1.0 Max
Silicon (Si) 0.5 Max
Carbon (C) 0.05 Max
Aluminum (Al) 0.2 Max
Sulfur (S) 0.015 Max

ASTM B423/B705/B751 Incoloy 825 Tubes Mechanical Properties

Physical Properties

Property Value / Specification
Density 8.14 g/cm³
Melting Point 1400 °C (2550 °F)
Tensile Strength 80,000 psi (550 MPa)
Yield Strength (0.2% Offset) 32,000 psi (220 MPa)
Elongation 30%

International Grade Designations of ASTM B423/B705/B751 Incoloy 825 Tubes

Standard Organization Designation / Grade
UNS N08825
Werkstoff Nr. 2.4858
EN (European) NiCr21Mo
AFNOR (French) NC21Fe
JIS (Japanese) NCF 825
BS (British) NA 16
ISO NiFe30Cr21Mo3

ASTM B423/B705/B751 Incoloy 825 Tube Schedule Chart & Wall Thickness

NPS (in) Outside Diameter (in) Incoloy 825 Wall Thickness per Schedule (in)
SCH 10 SCH 20 SCH 30 SCH STD SCH 40 SCH 60 SCH XS SCH 80 SCH 100 SCH 120 SCH 140 SCH 160 SCH XXS
1/8 0.405 - - - 0.068 0.068 - 0.095 0.095 - - - - -
1/4 0.540 - - - 0.088 0.088 - 0.119 0.119 - - - - -
3/8 0.675 - - - 0.091 0.091 - 0.126 0.126 - - - - -
1/2 0.840 - - - 0.109 0.109 - 0.147 0.147 - - - 0.187 0.294
3/4 1.050 - - - 0.113 0.113 - 0.154 0.154 - - - 0.219 0.308
1 1.315 - - - 0.133 0.133 - 0.179 0.179 - - - 0.250 0.358
1 1/4 1.660 - - - 0.140 0.140 - 0.191 0.191 - - - 0.250 0.382
1 1/2 1.900 - - - 0.145 0.145 - 0.200 0.200 - - - 0.281 0.400
2 2.375 - - - 0.154 0.154 - 0.218 0.218 - - - 0.344 0.436
2 1/2 2.875 - - - 0.203 0.203 - 0.276 0.276 - - - 0.375 0.552
3 3.500 - - - 0.216 0.216 - 0.300 0.300 - - - 0.438 0.600
3 1/2 4.000 - - - 0.226 0.226 - 0.318 0.318 - - - - -
4 4.500 - - - 0.237 0.237 - 0.337 0.337 - 0.438 - 0.531 0.674
5 5.563 - - - 0.258 0.258 - 0.375 0.375 - 0.500 - 0.625 0.750
6 6.625 - - - 0.280 0.280 - 0.432 0.432 - 0.562 - 0.719 0.864
8 8.625 - 0.250 0.277 0.322 0.322 0.406 0.500 0.500 0.594 0.719 0.812 0.906 0.875
10 10.750 - 0.250 0.307 0.365 0.365 0.500 0.500 0.594 0.719 0.844 1.000 1.125 1.000
12 12.750 - 0.250 0.330 0.375 0.406 0.562 0.500 0.688 0.844 1.000 1.125 1.312 1.000
14 14.000 0.250 0.312 0.375 0.375 0.438 0.594 0.500 0.750 0.938 1.094 1.250 1.406 -
16 16.000 0.250 0.312 0.375 0.375 0.500 0.656 0.500 0.844 1.031 1.219 1.438 1.594 -
18 18.000 0.250 0.312 0.438 0.375 0.562 0.750 0.500 0.938 1.156 1.375 1.562 1.781 -
20 20.000 0.250 0.375 0.500 0.375 0.594 0.812 0.500 1.031 1.281 1.500 1.750 1.969 -
22 22.000 0.250 0.375 0.500 0.375 - 0.875 0.500 1.125 1.375 1.625 1.875 2.125 -
24 24.000 0.250 0.375 0.562 0.375 0.688 0.969 0.500 1.219 1.531 1.812 2.062 2.344 -
30 30.000 0.312 0.500 0.625 0.375 - - 0.500 - - - - - -
32 32.000 0.312 0.500 0.625 0.375 0.688 - - - - - - - -
34 34.000 0.312 0.500 0.625 0.375 0.688 - - - - - - - -
36 36.000 0.312 0.500 0.625 0.375 0.750 - - - - - - - -
42 42.000 - 0.500 0.625 0.375 0.750 - - - - - - - -

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