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 Stainless Steel 446 Tubes Supplier in Saudi Arabia, specializing in high-chromium ferritic solutions for extreme heat-resistant applications. Our ASTM A268 TP446 tubes are engineered to provide superior resistance to oxidation and sulfidation at temperatures reaching up to 1100°C (2000°F). Unlike austenitic grades, the nickel-free composition of Grade 446 makes it immune to nickel-sulfide corrosion, a critical advantage for Jubail’s sulfur recovery units and petrochemical furnaces.
As a specialized SS 446 Seamless Tubes stockist, we supply tubing designed for non-structural high-temperature service, including recuperators, combustion chambers, boiler baffles, and glass-melting equipment across Yanbu, Riyadh, and Dammam. While Grade 446 is not hardenable by heat treatment, its extraordinary resistance to scaling and atmospheric corrosion ensures the prolonged service life of components operating in the harsh, high-thermal cycles of Saudi Arabia’s heavy power generation and smelting sectors.
We act as a reliable Stainless Steel 446 Tubes exporter in Saudi Arabia, providing materials that meet ASME SA268 standards with full heat traceability and MTC certification. Whether supporting major refinery turnarounds or specialized furnace upgrades, we provide Saudi industrial contractors with high-performance 446 tubing that bridges the gap between standard stainless steel and expensive superalloys in high-heat, sulfurous atmospheres.
SS 446 Seamless Tube Supplier
SS 446 Welded / ERW Tube
SS 446 Large Diameter Tubes
| Features | Specifications |
|---|---|
| SS Tube Grade | TP 304/ SS 304, TP 304H/ SS 304H, TP 304L/ SS 304L, TP 304LN/ SS 304LN, TP 316/ SS 316, TP 316H/ SS 316H, TP 316L/ SS 316L, TP 316LN/ SS 316LN, TP 316Ti/ SS 316Ti, TP 309/ SS 309, TP 310/ SS 310, TP 317L/ SS 317L, TP 321/ SS 321, TP 347/ SS 347, TP 409/ SS 409, TP 410/ SS 410, TP 420/ SS 420, TP 430/ SS 430, TP 446/ SS 446, TP 202/ SS 202 etc. |
| Specification | ASTM A 269/A 213 / EN 10216-5 / NACE MR0175/PED 97/23 EC |
| Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
| Thickness Range | 0.3mm – 50 mm, SCH 5, SCH 10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Type | Seamless / ERW / Welded / Fabricated / CDW |
| End | Plain End, Beveled End, Threaded |
| End Protection | Plastic Caps / Protective End Protectors |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Brand / Origin | European, Japanese, Korean, US, Russian, Indian, and Saudi Arabian Origin |
| Special Pipes | Stainless Steel 446 Fabricated Pipe (with radiography) |
| In Form of |
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| In Length of | Single Random, Double Random, Standard & Cut length |
| Value Added Service |
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| Test Certificate |
Manufacturer Test Certificate / Laboratory Test Certificate from Govt. Approved Lab. Under Third Party Inspection. Includes: Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports. |
| Specialize |
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| UNSPSC Code |
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SS 446 Seamless Pipe
SS 446 Welded Pipe
SS 446 Tubing
Thick wall SS 446 tube
SS 446 Round Tube
Custom Stainless Steel 446 tube
| Pipe/ Tube Type | NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
|---|---|---|---|---|---|---|
| Stainless Steel 446 Pipe / Tubes | 1/2 | - | ||||
| Stainless Steel 446 Pipe / Tubes | 3/4 | - | ||||
| Stainless Steel 446 Pipe / Tubes | 1 | - | ||||
| Stainless Steel 446 Pipe / Tubes | 1.25 | |||||
| Stainless Steel 446 Pipe / Tubes | 1.5 | |||||
| Stainless Steel 446 Pipe / Tubes | 2 | |||||
| Stainless Steel 446 Pipe / Tubes | 2.5 | |||||
| Stainless Steel 446 Pipe / Tubes | 3 | |||||
| Stainless Steel 446 Pipe / Tubes | 3.5 | |||||
| Stainless Steel 446 Pipe / Tubes | 4 | |||||
| Stainless Steel 446 Pipe / Tubes | 5 | |||||
| Stainless Steel 446 Pipe / Tubes | 6 | |||||
| Stainless Steel 446 Pipe / Tubes | 8 | |||||
| Stainless Steel 446 Pipe / Tubes | 10 | |||||
| Stainless Steel 446 Pipe / Tubes | 12 | |||||
| Stainless Steel 446 Pipe / Tubes | 14 | |||||
| Stainless Steel 446 Pipe / Tubes | 16 | |||||
| Stainless Steel 446 Pipe / Tubes | 18 | |||||
| Stainless Steel 446 Pipe / Tubes | 20 | |||||
| Stainless Steel 446 Pipe / Tubes | 22 | - | ||||
| Stainless Steel 446 Pipe / Tubes | 24 | - |
| 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 % |
| Nominal Pipe Size (inches) | Outside Diameter | Schedules (Wall Thickness & Weight) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| mm | inches | 5S | 10S | 40S | 80S | |||||
| WT (mm) | kg/m | WT (mm) | kg/m | WT (mm) | kg/m | WT (mm) | kg/m | |||
| 1/8 | 10.3 | 0.405 | – | – | 1.25 | 0.28 | 1.73 | 0.37 | 2.42 | 0.47 |
| 1/4 | 13.7 | 0.540 | – | – | 1.66 | 0.49 | 2.24 | 0.63 | 3.03 | 0.80 |
| 3/8 | 17.2 | 0.675 | – | – | 1.66 | 0.63 | 2.32 | 0.85 | 3.20 | 1.10 |
| 1/2 | 21.3 | 0.840 | 1.65 | 0.81 | 2.11 | 1.00 | 2.77 | 1.27 | 3.74 | 1.62 |
| 3/4 | 26.7 | 1.050 | 1.65 | 1.02 | 2.11 | 1.28 | 2.87 | 1.68 | 3.92 | 2.20 |
| 1 | 33.4 | 1.315 | 1.65 | 1.30 | 2.77 | 2.09 | 3.38 | 2.50 | 4.55 | 3.24 |
| 1 1/4 | 42.2 | 1.660 | 1.65 | 1.66 | 2.77 | 2.69 | 3.56 | 3.39 | 4.86 | 4.47 |
| 1 1/2 | 48.3 | 1.900 | 1.65 | 1.91 | 2.77 | 3.11 | 3.69 | 4.06 | 5.08 | 5.41 |
| 2 | 60.3 | 2.375 | 1.65 | 2.40 | 2.77 | 3.93 | 3.92 | 5.45 | 5.54 | 7.49 |
| 2 1/2 | 73.0 | 2.875 | 2.11 | 3.69 | 3.05 | 5.26 | 5.16 | 8.64 | 7.01 | 11.4 |
| 3 | 88.9 | 3.500 | 2.11 | 4.52 | 3.05 | 6.46 | 5.49 | 11.3 | 7.62 | 15.3 |
| 4 | 114.3 | 4.500 | 2.11 | 5.84 | 3.05 | 8.37 | 6.02 | 16.1 | 8.56 | 22.3 |
| 6 | 168.3 | 6.625 | 2.77 | 11.3 | 3.41 | 13.9 | 7.12 | 28.3 | 10.98 | 42.6 |
| 8 | 219.1 | 8.625 | 2.77 | 14.8 | 3.76 | 20.0 | 8.18 | 42.5 | 12.70 | 64.6 |
| 12 | 323.9 | 12.750 | 3.97 | 31.3 | 4.58 | 36.1 | 9.53 | 73.9 | 12.70 | 97.4 |
| 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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