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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ASTM A335 P91 Alloy Steel Pipes – Premier stockist and distributor of ASME SA335 Grade P91, P11, P22, and P5 high-pressure piping. We specialize in the supply of heavy-wall ASTM A335 Grade P91 NACE compliant pipes and ASME SA213 Grade T91 tubes for high-temperature steam service. As a leading exporter and importer, we provide bulk SA335 P9 and P91 stock worldwide to meet the rigorous demands of modern power generation and petrochemical infrastructure.
ASTM A335 P91 Pipe Seamless Pipe
ASTM A335 P91 Pipe Welded / ERW Pipe
ASTM A335 P91 Pipe Large Diameter Pipe
| ELEMENT | COMPOSITION % (Grade P91) |
|---|---|
| Carbon (C) | 0.08 – 0.12 |
| Manganese (Mn) | 0.30 – 0.60 |
| Phosphorus (P), max | 0.020 |
| Sulfur (S), max | 0.010 |
| Silicon (Si) | 0.20 – 0.50 |
| Chromium (Cr) | 8.00 – 9.50 |
| Molybdenum (Mo) | 0.85 – 1.05 |
| Vanadium (V) | 0.18 – 0.25 |
| Nitrogen (N) | 0.030 – 0.070 |
| PROPERTY | VALUE (Grade P91) |
|---|---|
| Tensile Strength, min (ksi) | 85 |
| Tensile Strength, min (MPa) | 585 |
| Yield Strength, min (ksi) | 60 |
| Yield Strength, min (MPa) | 415 |
| Hardness, max (Brinell HB) | 250 |
| Hardness, max (Vickers HV) | 265 |
| Steel Pipe Type | Size (NB/Inch) | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
|---|---|---|---|---|---|---|
| ASTM A335 P91 Pipe Alloy Steel | 1/8" | - | ||||
| ASTM A335 P91 Pipe Alloy Steel | 1/4" | - | ||||
| ASTM A335 P91 Pipe Alloy Steel | 3/8" | - | ||||
| ASTM A335 P91 Pipe Alloy Steel | 1/2" | |||||
| ASTM A335 P91 Pipe Alloy Steel | 3/4" | |||||
| ASTM A335 P91 Pipe Alloy Steel | 1" | |||||
| ASTM A335 P91 Pipe Alloy Steel | 1 1/4" | |||||
| ASTM A335 P91 Pipe Alloy Steel | 1 1/2" | |||||
| ASTM A335 P91 Pipe Alloy Steel | 2" | |||||
| ASTM A335 P91 Pipe Alloy Steel | 2 1/2" | |||||
| ASTM A335 P91 Pipe Alloy Steel | 3" | |||||
| ASTM A335 P91 Pipe Alloy Steel | 3 1/2" | |||||
| ASTM A335 P91 Pipe Alloy Steel | 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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