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 premier ASTM A815 / A403 UNS S31254 (6% Moly) Pipe Fittings Supplier in Saudi Arabia, engineered for the most aggressive chloride-rich and marine environments. UNS S31254 (6% Moly / 254 SMO) is a high-performance super-austenitic stainless steel specifically formulated to provide corrosion resistance that far surpasses standard 316L and even many Duplex grades. By integrating a massive 6% Molybdenum content, this alloy creates a robust passivity layer that remains stable in warm seawater, bleach plants, and aggressive offshore chemical process streams where traditional stainless steels would fail rapidly via pitting.
As a specialized S31254 pipe fittings stockist, we deliver components manufactured to meet the most rigorous pressure-containing standards. The "6% Moly" designation is the industry benchmark for corrosion performance; it provides a Pitting Resistance Equivalent Number (PREN) greater than 40, positioning it as the preferred choice for piping systems in seawater cooling, pulp and paper bleaching, and flue gas desulfurization (FGD) plants. Our inventory features wrought (forged and machined) fittings that maintain uncompromised metallurgical consistency, ensuring that your high-pressure lines are protected against localized corrosion attack in the most demanding process conditions.
We serve as a trusted S31254 (6% Moly) stainless steel pipe fittings exporter in Saudi Arabia, supporting the critical offshore oil & gas, desalination, and petrochemical infrastructure hubs in Jubail, Yanbu, and Dammam. Every fitting is supplied with MTC EN 10204 3.1 certification, guaranteeing full material traceability and mechanical compliance. Our quality assurance protocol includes mandatory PMI (Positive Material Identification) and dimensional validation per ASME B16.9 and B16.11 standards. When your facility requires piping components capable of surviving continuous chloride exposure and extreme chemical aggression, our 6% Moly fittings provide the superior surface stability required to maximize operational safety and significantly extend the service life of your piping infrastructure.
| Specification | Details |
|---|---|
| Specification | ASTM B366, ASTM SB 366, ASTM B564, ASME SB564 |
| Grade | 304 (UNS S30400), 304L (UNS S30403), 304H (UNS S30409), 310 (UNS S31000), 310S (UNS S31008), 316 (UNS S31600), 316L (UNS S31603), 316H (UNS S31609), 317 (UNS S31700), 317L (UNS S31703), 321 (UNS S32100), 321H (UNS S32109), 347 (UNS S34700), 347H (UNS S34709), 410 (UNS S41000), 446 (UNS S44600), 904L (UNS N08904), 31254 (UNS S31254) |
| Type | Seamless / Welded / Fabricated Pipe Fittings |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom Pipe Fittings |
| Size Range | 1/2" NB to 24" NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) |
| Dimensions | ANSI/ASME B16.9, B16.28, MSS-SP-43. ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
| Pressure | Threaded end-2000lb/3000lb/6000lbs Pipe Fittings; Socket-weld end-3000/6000/9000lbs Pipe Fittings |
| Thickness | SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS |
| Surface Treatment | Transparent oil, rust-proof black oil or hot galvanized |
| Special Design | As per your drawing |
| Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, Ultrasonic flaw detector, Magnetic particle detector |
| Equipment | Press machine, Bending machine, Pushing Machine, Electric bevelling machine, Sand-blasting machine, etc. |
| Origin | West Europe / Japan / Indian / USA / Korean |
| Test Certificates | Manufacturer Test Certificate as per EN 10204 / 3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report |
| Specialized manufacturer of | Stainless steel 90° Elbows, Stainless steel 45° Elbows, Stainless steel Tees, Stainless steel Crosses, Stainless steel Couplings, Stainless steel Reducers, Stainless steel Inserts, Stainless steel Caps, Stainless steel Nipples, and Stainless steel Unions. Stainless steel Pipe socket weld fittings are available in class 3000, 6000 and 9000. Stainless steel Pipe threaded fittings are available in class 2000, 3000 and 6000. Stainless steel Forged Pipe Fittings – Socket Weld & Threaded, Stainless steel Equal Tees & Stainless steel Reducing Tees, Stainless steel 90° & 45° Elbows – Female-Female, Male-Female, Male-Male, Stainless steel Union, Stainless steel Nipples, Stainless steel Couplings, Stainless steel Plugs |
| Key markets and industries |
|
| Reason to choose / Key properties |
|
| Stainless Steel Grades |
|
Duplex Stainless Steel 31254 Elbow
Duplex Stainless Steel 31254 Tee
Duplex Stainless Steel 31254 Cross
Duplex Stainless Steel 31254 Reducer
Duplex Stainless Steel 31254 End Cap
Duplex Stainless Steel 31254 Union
| Element | Composition Range (%) |
|---|---|
| Carbon (C) | 0.020 Max |
| Manganese (Mn) | 1.00 Max |
| Phosphorus (P) | 0.030 Max |
| Sulfur (S) | 0.010 Max |
| Silicon (Si) | 0.80 Max |
| Chromium (Cr) | 19.50 – 20.50 |
| Nickel (Ni) | 17.50 – 18.50 |
| Molybdenum (Mo) | 6.00 – 6.50 |
| Nitrogen (N) | 0.18 – 0.22 |
| Copper (Cu) | 0.50 – 1.00 |
Physical Properties
| Property | Minimum (Metric) | Minimum (Imperial) |
|---|---|---|
| Yield Strength (0.2% Offset) | 300 MPa | 44 ksi |
| Tensile Strength | 650 MPa | 94 ksi |
| Elongation (in 2" or 50mm) | 35% | 35% |
| Hardness (Brinell) | 220 HB Max | 220 HB Max |
| 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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