Nickel-Based Alloy Fasteners
Nickel alloys provide exceptional performance in the most demanding environments, including high temperatures, corrosive atmospheres, and extreme pressures. Our comprehensive range includes Inconel, Monel, Hastelloy, Incoloy, and Nimonic alloys.
Inconel® Fasteners
Inconel 600
UNS N06600
High temperature oxidation resistance
Up to 1095°C
Inconel 625
UNS N06625
Excellent corrosion resistance
Marine and chemical service
Inconel 718
UNS N07718
High strength precipitation hardening
Up to 700°C
Inconel X-750
UNS N07750
Age-hardenable
High temperature springs
Monel® Fasteners
Monel 400
UNS N04400
Nickel-copper alloy
Seawater and acid resistance
Monel K-500
UNS N05500
Age-hardenable
High strength + corrosion resistance
Hastelloy® Fasteners
Hastelloy C-276
UNS N10276
Superior corrosion resistance
Acids, chlorides, and oxidizers
Hastelloy C-22
UNS N06022
Enhanced localized corrosion resistance
Chemical processing
Hastelloy B-2
UNS N10665
Hydrochloric acid resistance
Reducing environments
Incoloy® Fasteners
Incoloy 800
UNS N08800
High temperature oxidation
Carburization resistance
Incoloy 825
UNS N08825
Corrosion resistance
Sulfuric acid service
Incoloy 925
UNS N09925
Age-hardenable
Sour gas service
Nimonic® Fasteners
Nimonic 75
UNS N06075
Creep resistant
Gas turbine applications
Nimonic 80A
UNS N07080
High temperature strength
Up to 815°C
Nimonic 90
UNS N07090
Superior creep properties
Turbine bolting
Specifications & Standards
| Standard | Description | Applicable Alloys |
|---|---|---|
| ASTM B564 | Nickel Alloy Forgings | Inconel, Monel, Hastelloy, Incoloy |
| ASTM B166 | Nickel-Chromium-Iron Alloys | Inconel 600, 601, 625 |
| ASTM B574 | Low-Carbon Nickel-Chromium-Molybdenum Alloy Rods | Hastelloy C-276 |
| ASTM B462 | Nickel-Chromium-Molybdenum Forgings | Hastelloy C-276, C-22 |
| ASTM B425 | Nickel-Iron-Chromium-Molybdenum Alloy Rods | Incoloy 825 |
Applications
Aerospace
Jet engines, gas turbines, exhaust systems
Chemical Processing
Reactors, heat exchangers, valves
Nuclear Power
Reactor components, steam generators
Oil & Gas
Downhole tools, wellhead equipment
Marine
Seawater pumps, propeller shafts
Pollution Control
Flue gas desulfurization systems
Temperature Capabilities
| Alloy Family | Maximum Service Temp | Key Properties |
|---|---|---|
| Inconel 600/625 | Up to 1095°C | Oxidation and corrosion resistance |
| Inconel 718 | Up to 700°C | High strength, age-hardenable |
| Monel K-500 | Up to 480°C | High strength + corrosion resistance |
| Hastelloy C-276 | Up to 675°C | Superior corrosion resistance |
| Nimonic 90 | Up to 950°C | Creep resistant, turbine applications |