Hastelloy C276 Fasteners Supplier
MT.BOLTS manufactures Hastelloy C276 fasteners using premium corrosion-resistant nickel-based alloys. These fasteners are engineered for extreme environments that involve strong oxidizing and reducing agents and are widely used in chemical processing, marine applications, pollution control, and high-temperature systems.
Our HASTELLOY C276 fasteners have the following specifications:
- Diameter: M3 to M64 | #4 to 2.5″
- Length: 6mm to 500mm | 0.25″ to 20″
- Thread Pitch: Metric (Coarse/Fine) | UNC/UNF
- Standards: ASME B18.2.1, ASME B18.3, ASME B18.2.2, DIN/ISO/EN (e.g., DIN 933, DIN 934)
- Material Specifications: ASTM B574 (Hastelloy C276), ASTM B564, ASTM B619, ASTM B622
- Types: Bolts, Screws, Nuts, Washers, Studs
We regularly supply Hastelloy fasteners and bolts made from Hastelloy C276. For your procurement reference, its chemical composition and physical properties are provided below.
| Alloy Grade | UNS Number | Characteristics |
| Hastelloy C276 | N10276 | Excellent resistance to strong oxidizing and reducing agents; resists pitting, crevice corrosion, and stress corrosion cracking |
Hastelloy C276 Fasteners Chemical Composition
| Element | Composition Range (%) |
| Carbon (C) | ≤ 0.02 |
| Manganese (Mn) | ≤ 1.00 |
| Silicon (Si) | ≤ 0.08 |
| Phosphorus (P) | ≤ 0.04 |
| Sulfur (S) | ≤ 0.03 |
| Chromium (Cr) | 15.0 – 17.0 |
| Molybdenum (Mo) | 15.0 – 17.0 |
| Iron (Fe) | Balance |
| Nickel (Ni) | 57.0 – 63.0 |
| Cobalt (Co) | ≤ 2.0 |
| Copper (Cu) | ≤ 0.50 |
Hastelloy C276 Fasteners Mechanical Properties
| Property | Typical Value | Units |
| Tensile Strength | ≥ 758 | MPa |
| Yield Strength (0.2% offset) | ≥ 276 | MPa |
| Elongation | ≥ 30 | % |
| Hardness (Rockwell B) | ≤ 95 | HRB |
| Density | ~8.89 | g/cm³ |
| Melting Point | 1340 – 1360 | °C |
Hastelloy C276 Fastener Types
MT.BOLTS offers a comprehensive range of Hastelloy C276 Fasteners for your selection to meet various application requirements:
Hastelloy C276 Hex Head Screw Bolts
Hastelloy C276 Square Head Bolts
Hastelloy C276 Flange Bolts
Hastelloy C276 Serrated Flange Bolts
Hastelloy C276 Eye bolts
Hastelloy C276 Carriage Bolts
Hastelloy C276 Elevator Bolts
Hastelloy C276 U-Bolts
Hastelloy C276 Anchor Bolts
Hastelloy C276 Expansion Bolt
Hastelloy C276 Lag Bolts
Hastelloy C276 U-Bolts
Hastelloy C276 Hex Head Lag Screws
Hastelloy C276 Shoulder Screws
Hastelloy C276 Socket Cap Screws
Hastelloy C276 Self-Tapping Screws
Hastelloy C276 Hex Nuts
Hastelloy C276 Serrated Flange Nuts
Hastelloy C276 Lock Nuts
Hastelloy C276 Wing Nuts
Hastelloy C276 Coupling Nut
Hastelloy C276 Square Nuts
Hastelloy C276 Acorn Nuts
Hastelloy C276 Wing Nuts
Hastelloy C276 Fully Threaded Rods & Studs
Hastelloy C276 Equal Thread Length Rods & Studs
Hastelloy C276 Unequal Thread Length Rods & Studs
Hastelloy C276 Single End Threaded Studs
Hastelloy C276 Weld Studs
Hastelloy C276 Press-In Captive Studs
Hastelloy C276 Flat Washers
Hastelloy C276 Lock Washers
Hastelloy C276 Curved Washers
Hastelloy C276 Wave Washers
Hastelloy C276 Square Washers
Hastelloy C276 Belleville Washers
Why Choose MT.BOLTS
- Material Diversity
- Standardized Production
- Ample Inventory
- Competitive Pricing
- Low-MOQ Customization
Reasons to Choose Hastelloy C276 Fasteners
- Exceptional Corrosion Resistance: Outstanding resistance to oxidizing and reducing agents, including strong acids like sulfuric and hydrochloric acid.
- Superior Pitting and Crevice Corrosion Resistance: Performs excellently in chloride-rich environments, preventing localized corrosion.
- High Strength and Durability: Maintains mechanical integrity even at elevated temperatures and under harsh chemical exposure.
- Versatile Application: Suitable for a wide range of industries including chemical processing, marine, pollution control, and aerospace.
- Long Service Life: Reduces maintenance and replacement costs due to excellent corrosion and wear resistance.
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Application of Hastelloy C276 Fasteners
- Chemical processing plants and reactors
- Pollution control equipment such as scrubbers and filters
- Marine environments and seawater handling systems
- Heat exchangers and high-temperature equipment
- Pharmaceutical and food processing equipment
- Nuclear reactors and power generation units
FAQ About Hastelloy C276 Fasteners and Bolts
Its unique combination of corrosion resistance to oxidizers and reducers, along with excellent mechanical properties, makes it ideal for extreme environments.
Yes, they have excellent resistance to chloride-induced corrosion and are widely used in marine applications.
Common standards include ASTM B574, ASTM B564, ASTM B619, and ASTM B622 for material; and ASME B18.2.1, ASME B18.3, and DIN/ISO standards for fastener specifications.
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