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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Golden Steel Material is a leading Incoloy 800H Tubes Supplier in Saudi Arabia, specializing in high-creep-strength nickel-iron-chromium alloys designed for the most demanding high-temperature applications. Incoloy 800H (UNS N08810) is an austenitic superalloy meticulously engineered to provide superior creep-rupture strength and structural stability in continuous high-temperature service. By optimizing the carbon content and grain structure, Alloy 800H resists the long-term deformation and thermal fatigue that compromise standard stainless steels in steam-methane reformers (SMR), refinery cracking units, and high-heat process furnaces.
As a specialized Incoloy 800H seamless and welded tube stockist, we provide tubing manufactured to rigorous ASTM B163 (Seamless) and ASTM B515 (Welded) standards. This dual-standard capability allows us to support the entire spectrum of refinery infrastructure—supplying high-integrity seamless lines for critical high-pressure process zones and reliable welded piping for secondary process headers. Incoloy 800H's exceptional resistance to oxidation and carburization at elevated temperatures ensures that your critical equipment remains operational throughout prolonged service campaigns, effectively minimizing the need for frequent maintenance turnarounds in the Jubail and Yanbu industrial clusters.
We serve as a trusted Incoloy 800H Tubes exporter in Saudi Arabia, guaranteeing that every tube aligns with the stringent metallurgical mandates of petrochemical majors, hydrogen plant operators, and thermal processing EPC contractors. Our inventory is fully supported by MTC EN 10204 3.1 certification and undergoes comprehensive PMI, hydrostatic, and eddy current testing. Whether your requirements involve critical furnace refurbishment, grassroots hydrogen plant construction, or routine refinery maintenance, we provide the technical-grade alloys necessary to ensure your high-temperature systems operate with maximum durability, efficiency, and safety.
Incoloy 800H Seamless Tube Supplier
Incoloy 800H Welded Tube
Incoloy 800H Tubing Bends
| Technical Product Details | |
|---|---|
| Item / Trade Name | Incoloy Alloy 800H Tube | ASTM B163/B515 Incoloy 800H |
| 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 |
Incoloy 800H Precision Tubes
Incoloy 800H Heat Exchanger Tube
Incoloy 800H Cold Drawn Seamless Tube
Incoloy 800H Extruded Seamless Tube
Incoloy 800H Round Tube
Incoloy 800H Capillary Tube
| Element | Composition Percentage (%) |
|---|---|
| Nickel (Ni) | 30.0 – 35.0 |
| Chromium (Cr) | 19.0 – 23.0 |
| Iron (Fe) | 39.5 Min (Balance) |
| Carbon (C) | 0.05 – 0.10 |
| Aluminum (Al) | 0.15 – 0.60 |
| Titanium (Ti) | 0.15 – 0.60 |
| Manganese (Mn) | 1.5 Max |
| Silicon (Si) | 1.0 Max |
| Copper (Cu) | 0.75 Max |
| Sulfur (S) | 0.015 Max |
Physical Properties
| Property | Value / Specification |
|---|---|
| Density | 7.94 g/cm³ |
| Melting Point | 1385 °C (2525 °F) |
| Tensile Strength | 75,000 psi (520 MPa) |
| Yield Strength (0.2% Offset) | 30,000 psi (205 MPa) |
| Elongation | 30% |
| Standard Organization | Designation / Grade |
|---|---|
| UNS | N08810 |
| Werkstoff Nr. | 1.4958 |
| EN (European) | X5NiCrAlTi31-20 |
| AFNOR (French) | Z6NC33-21 |
| JIS (Japanese) | NCF 800H |
| BS (British) | NA 15H |
| ISO | NiFe32Cr20 |
| NPS (in) | Outside Diameter (in) | Incoloy 800H 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 |
|---|
| 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 |
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