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 specialized ASTM A403 WP446 Stainless Steel Pipe Fittings Supplier in Saudi Arabia, engineered for extreme high-temperature environments where oxidation resistance is the critical performance requirement. Grade 446 is a high-chromium (23%–27%) ferritic stainless steel that provides exceptional resistance to scaling and chemical attack at elevated temperatures. By forming a tenacious, self-healing chromium oxide layer, this material excels in harsh environments, including furnace components, boiler baffles, and recuperators, where it prevents the premature "flaking" or scaling often seen in lesser heat-resistant alloys.
As a premier WP446 pipe fittings stockist, we deliver components manufactured strictly to ASTM A403 and ASME SA403 specifications. The "WP" designation confirms that these are wrought products—forged and machined to meet the rigorous pressure-containing requirements of ASME B16.9 and B16.11 standards. Because WP446 is a ferritic grade, it is not only oxidation-resistant but also immune to chloride-induced stress corrosion cracking (CSCC), making it a reliable, high-value alternative for specialized petrochemical process headers handling sulfur-bearing gases.
We operate as a trusted 446 stainless steel pipe fittings exporter in Saudi Arabia, serving the vital infrastructure needs of the refinery and furnace manufacturing sectors in Jubail, Yanbu, and Dammam. Every fitting is supplied with MTC EN 10204 3.1 certification, guaranteeing full material traceability and regulatory compliance. Our quality assurance protocol includes mandatory PMI (Positive Material Identification) and dimensional validation to ensure that every component integrates seamlessly into your demanding process lines. When your facility requires piping components capable of surviving extreme thermal conditions without material degradation, our WP446 fittings provide the superior surface stability needed to minimize maintenance intervals and enhance system longevity.
Golden Steel Material is a specialized ASTM A403 WP446 Stainless Steel Pipe Fittings Supplier in Saudi Arabia, engineered for extreme high-temperature environments where oxidation resistance is the critical performance requirement. Grade 446 is a high-chromium (23%–27%) ferritic stainless steel that provides exceptional resistance to scaling and chemical attack at elevated temperatures. By forming a tenacious, self-healing chromium oxide layer, this material excels in harsh environments, including furnace components, boiler baffles, and recuperators, where it prevents the premature "flaking" or scaling often seen in lesser heat-resistant alloys.
As a premier WP446 pipe fittings stockist, we deliver components manufactured strictly to ASTM A403 and ASME SA403 specifications. The "WP" designation confirms that these are wrought products—forged and machined to meet the rigorous pressure-containing requirements of ASME B16.9 and B16.11 standards. Because WP446 is a ferritic grade, it is not only oxidation-resistant but also immune to chloride-induced stress corrosion cracking (CSCC), making it a reliable, high-value alternative for specialized petrochemical process headers handling sulfur-bearing gases.
We operate as a trusted 446 stainless steel pipe fittings exporter in Saudi Arabia, serving the vital infrastructure needs of the refinery and furnace manufacturing sectors in Jubail, Yanbu, and Dammam. Every fitting is supplied with MTC EN 10204 3.1 certification, guaranteeing full material traceability and regulatory compliance. Our quality assurance protocol includes mandatory PMI (Positive Material Identification) and dimensional validation to ensure that every component integrates seamlessly into your demanding process lines. When your facility requires piping components capable of surviving extreme thermal conditions without material degradation, our WP446 fittings provide the superior surface stability needed to minimize maintenance intervals and enhance system longevity.
| 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 |
|
Stainless Steel 446 Elbow
Stainless Steel 446 Tee
Stainless Steel 446 Cross
Stainless Steel 446 Reducer
Stainless Steel 446 End Cap
Stainless Steel 446 Union
| Grade | Cr | Ni | Fe | C | N | Mn | Si | P | S |
|---|---|---|---|---|---|---|---|---|---|
| AISI 446 | 23.0 – 30.0 | 0.50 (Max) | Balance | 0.20 (Max) | 0.10 – 0.25 | 1.50 (Max) | 0.75 (Max) | 0.040 (Max) | 0.030 (Max) |
Physical Properties
| Property Type | Value / Specification |
|---|---|
| Density | 7.50 g/cm³ |
| Melting Point | 1510 °C (2750 °F) |
| Tensile Strength | 485 MPa (75,000 Psi) |
| Yield Strength (0.2% Offset) | 275 MPa (40,000 Psi) |
| Elongation | 20 % |
| 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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