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.
Call Us
Send Email
Location
Welcome to Golden Steel Material Let’s Talk
Golden Steel Material is a specialized Stainless Steel 347H Tubes Supplier in Saudi Arabia, delivering premium high-carbon piping solutions for the Kingdom’s most intense thermal processing environments. Our ASTM A312 TP347H tubes feature a controlled carbon range (0.04% to 0.10%) stabilized with Columbium (Niobium), providing the highest creep strength and stress-rupture properties at temperatures exceeding 538°C (1000°F), far surpassing standard 304 or 321 grades.
As a leading SS 347H Seamless Tubes stockist, we supply tubing specifically engineered for radiant superheaters, boiler components, and high-pressure steam lines in Jubail and Yanbu. The Columbium stabilization ensures that the material remains immune to intergranular corrosion even after prolonged exposure to the sensitization temperature range, making it a critical component for the operational longevity of Saudi thermal power plants and refineries.
We serve as a trusted Stainless Steel 347H Tubes exporter in Saudi Arabia, ensuring every delivery is backed by EN 10204 3.1/3.2 certification and complies with ASME SA213 and SA312 standards. By maintaining a robust inventory of heavy-wall 347H tubing, we support Saudi industrial contractors during critical shutdowns and plant turnarounds with high-performance materials designed for zero-failure in high-heat, high-pressure service.
SS 347H Seamless Tube Supplier
SS 347H Welded / ERW Tube
SS 347H 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 347H Fabricated Pipe (with radiography) |
| In Form of |
|
| In Length of | Single Random, Double Random, Standard & Cut length |
| Value Added Service |
|
| 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 |
|
| UNSPSC Code |
|
SS 347H Seamless Pipe
SS 347H Welded Pipe
SS 347H Tubing
Thick wall SS 347H tube
SS 347H Round Tube
Custom Stainless Steel 347H tube
| Pipe/ Tube Type | NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
|---|---|---|---|---|---|---|
| Stainless Steel 347H Pipe / Tubes | 1/2 | - | ||||
| Stainless Steel 347H Pipe / Tubes | 3/4 | - | ||||
| Stainless Steel 347H Pipe / Tubes | 1 | - | ||||
| Stainless Steel 347H Pipe / Tubes | 1.25 | |||||
| Stainless Steel 347H Pipe / Tubes | 1.5 | |||||
| Stainless Steel 347H Pipe / Tubes | 2 | |||||
| Stainless Steel 347H Pipe / Tubes | 2.5 | |||||
| Stainless Steel 347H Pipe / Tubes | 3 | |||||
| Stainless Steel 347H Pipe / Tubes | 3.5 | |||||
| Stainless Steel 347H Pipe / Tubes | 4 | |||||
| Stainless Steel 347H Pipe / Tubes | 5 | |||||
| Stainless Steel 347H Pipe / Tubes | 6 | |||||
| Stainless Steel 347H Pipe / Tubes | 8 | |||||
| Stainless Steel 347H Pipe / Tubes | 10 | |||||
| Stainless Steel 347H Pipe / Tubes | 12 | |||||
| Stainless Steel 347H Pipe / Tubes | 14 | |||||
| Stainless Steel 347H Pipe / Tubes | 16 | |||||
| Stainless Steel 347H Pipe / Tubes | 18 | |||||
| Stainless Steel 347H Pipe / Tubes | 20 | |||||
| Stainless Steel 347H Pipe / Tubes | 22 | - | ||||
| Stainless Steel 347H Pipe / Tubes | 24 | - |
| Grade | Limit | Fe | Cr | Ni | Mn | Si | P | C | S | Nb (Niobium) |
|---|---|---|---|---|---|---|---|---|---|---|
| AISI 347H | Min | Bal. | 17.0 | 9.0 | – | – | – | 0.040 | – | 10 x C |
| Max | – | 20.0 | 13.0 | 2.00 | 0.75 | 0.040 | 0.100 | 0.030 | 1.00 |
Physical Properties
| Property Type | Grade 347 | Grade 347H |
|---|---|---|
| Tensile Strength (MPa) | 515 – 690 (Min) | 515 – 740 (Min) |
| Yield Strength 0.2% Offset (MPa) | 215 – 260 (Min) | 215 – 260 (Min) |
| Elongation (% in 50mm) | 40 (Min) | 40 (Min) |
| Density / Weight (g/cm³) | 7.90 | 7.90 |
| 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 |
UAE
Saudi
Arabia
USA
UK
Germany
India
Italy
France
Spain
Brazil
South
Africa
Russia
Japan
S.
Korea
Malaysia
Singapore
Netherlands
Turkey
UAE
Saudi
Arabia USA
UK
Germany
India
Italy
France
Spain
Brazil
South
Africa
Russia
Japan
S.
Korea
Malaysia
Singapore
Netherlands
Turkey