Industrial Steel Pipes, Plates & Nickel Alloys
High-Strength Structural, Boiler, and Super-Alloy Nickel Grades
Beyond standard carbon and stainless steel, we specialize in Nickel Alloys including Inconel and Monel. These super-alloys are engineered for environments where standard metals fail—offering total resistance to oxidation, high-temperature creep, and extreme chemical corrosion. Whether for aerospace exhaust systems or deep-sea marine engineering, our plates and pipes are sourced to meet the most rigorous international standards.
Technical Specifications
| Feature | Details |
|---|---|
| Thickness Range | 2mm to 150mm (Custom thickness on request) |
| Super Alloy Grades | Inconel 600, 625, 718 | Monel 400, K500 | Hastelloy C276 |
| Standard & Structural | ASTM A36, IS 2062 E250/E350, S355J2+N |
| Alloy Steel Pipes/Plates | ASTM A335 / SA 387 Gr. P91, P11, P22, P5, P9 |
| Boiler Grades | ASTM SA 516 Gr. 60/70, SA 387 Class 1 & 2 |
| Finish | Hot Rolled (HR), Cold Rolled (CR), BA Finish, 2B Finish |
Chemical Composition: Nickel Super-Alloys (%)
| Element | Inconel 625 (UNS N06625) | Monel 400 (UNS N04400) |
|---|---|---|
| Nickel (Ni) | 58.0 min | 63.0 min |
| Chromium (Cr) | 20.0 - 23.0 | - |
| Copper (Cu) | - | 28.0 - 34.0 |
| Molybdenum (Mo) | 8.0 - 10.0 | - |
| Iron (Fe) | 5.0 max | 2.5 max |
| Niobium (Nb) | 3.15 - 4.15 | - |
| Manganese (Mn) | 0.50 max | 2.0 max |
| Carbon (C) | 0.10 max | 0.3 max |
Why Choose High-Nickel Alloys?
- Inconel: Maintains full structural integrity at temperatures up to 980°C.
- Monel: Highly resistant to rapidly flowing seawater and hydrofluoric acid.
- Durability: Virtually immune to chloride-ion stress corrosion cracking.
- Cryogenics: Monel remains ductile and tough even at sub-zero temperatures.
Advanced Applications
Aerospace & Gas
Inconel is used for jet engine exhaust, turbine blades, and flare stacks.
Marine Engineering
Monel is the gold standard for propeller shafts and seawater valves.
Chemical Processing
Used in heat exchangers and reactors handling highly volatile acids.