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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Inconel 718 (UNS N07718) Plates, produced under the high-precision ASTM B670 specification, represent the pinnacle of high-strength superalloys. This precipitation-hardenable nickel-chromium alloy is uniquely formulated with significant levels of iron, columbium (niobium), and molybdenum, along with lesser amounts of aluminum and titanium. Unlike many high-temperature alloys that lose their mechanical integrity under thermal stress, Inconel 718 is engineered to maintain exceptionally high yield, tensile, and creep-rupture properties at temperatures as high as 704°C (1300°F). Its metallurgy is specifically designed to allow for age-hardening without the risk of post-weld cracking, making it a reliable choice for complex structural fabrications.
The technical dominance of ASTM B670 Inconel 718 is most evident in the aerospace and energy sectors, where it serves as the backbone for gas turbine engine components, liquid-fueled rocket motors, and high-strength fasteners. Beyond its thermal capabilities, it offers excellent corrosion resistance across a broad spectrum of aggressive media, including organic and inorganic acids. It is also a preferred material for cryogenic storage tanks, as it remains ductile and prevents brittle fracture at sub-zero temperatures. Whether utilized in nuclear fuel element spacers or high-pressure pump bodies, Inconel 718 provides an unmatched combination of weldability, fabrication ease, and extreme environmental endurance.
| Property | Specification |
|---|---|
| Specification | ASTM B670 / ASME SB670 |
| Width | 1000mm - 3000mm |
| Thickness | 3mm - 100mm |
| Length | 2000mm - 12000mm |
| Supply Condition | Hot-Rolled, Cold-Rolled, Annealed, and as per customer requirements. |
| Impact Tested | -196°C |
| Process of Manufacturing | Hot-Rolled, Cold-Rolled, Annealing, Pickling, and Passivation |
| Element | Composition % |
|---|---|
| Nickel (Ni) | 50.0 - 55.0 |
| Chromium (Cr) | 17.0 - 21.0 |
| Iron (Fe) | Balance |
| Niobium (Nb) + Tantalum (Ta) | 4.75 - 5.50 |
| Molybdenum (Mo) | 2.80 - 3.30 |
| Titanium (Ti) | 0.65 - 1.15 |
| Aluminum (Al) | 0.20 - 0.80 |
| Cobalt (Co) | 1.0 max |
| Manganese (Mn) | 0.35 max |
| Silicon (Si) | 0.35 max |
| Carbon (C) | 0.08 max |
| Phosphorus (P) | 0.015 max |
| Sulfur (S) | 0.015 max |
| Boron (B) | 0.006 max |
| Property | Value |
|---|---|
| Tensile Strength | 135,000 psi (930 MPa) min |
| Yield Strength | 75,000 psi (517 MPa) min |
| Elongation | 12% (in 2 inches / 50 mm) |
| Hardness | Rockwell C: ≤ 40 |
| Modulus of Elasticity | 200 GPa (29 x 10⁶ psi) |
| Poisson's Ratio | 0.29 |
| Shear Modulus | 77 GPa (11.2 x 10⁶ psi) |
| Standard | ASTM B670 | ASME SB670 | EN | UNS | Werkstoff Nr. | ISO |
|---|---|---|---|---|---|---|
| Equivalent Grade | Inconel 718 | Inconel 718 | NiCr19NbMo | N07718 | 2.4668 | NC19FeNb |
| 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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