Hardness testing to ISO 6508-1
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Hastelloy C276 Flat & Spring Washer is a nickel-molybdenum-chromium superalloy known for its exceptional corrosion resistance in a wide range of aggressive environments. The UNS N10276 specification denotes the chemical composition and properties of this alloy. Flat washers and spring washers made from Hastelloy C276 offer specific advantages in applications where corrosion resistance, high temperature, and reliability are crucial.
Hastelloy C276 Flat Washer (UNS N10276):
Chemical Composition: Hastelloy C276 is primarily composed of nickel, molybdenum, chromium, iron, tungsten, and cobalt. The specific composition provides the alloy with superior corrosion resistance.
Corrosion Resistance: Flat washers made from Hastelloy C276 are widely used in corrosive environments, such as chemical processing, due to their resistance to pitting, crevice corrosion, and stress corrosion cracking. This makes them suitable for applications where exposure to harsh chemicals is common.
High-Temperature Stability: Hastelloy C276 maintains its mechanical properties at elevated temperatures, making it suitable for use in high-temperature applications. Flat washers made from this alloy can withstand challenging thermal conditions without compromising performance.
Versatility: The versatility of Hastelloy C276 flat washers extends to various industries, including chemical processing, petrochemical, oil and gas, and pharmaceuticals. Its ability to resist a wide range of corrosive substances makes it a preferred choice in critical environments.
Standard | : | ASTM A574 / SA574 |
Dimension | : | ASTM,DIN, BS,GB, IS and all International Standards |
Diameter | : | M2 to M100 |
Heat Treatment | : | Annealing, Stress Relieving, Case Hardening, Quenching and Tempering. |
Type | : | Plain Washer, Spring Washer, Tooth Washer, Tapper Washer, Tab Washer, Star Washer etc. |
Hastelloy C276 Spring Washer (UNS N10276):
Elasticity and Durability: Spring washers are designed to provide a constant load and compensate for thermal expansion or contraction. Hastelloy C276 spring washers exhibit excellent elasticity and durability, ensuring long-term performance under challenging conditions.
Fatigue Resistance: In applications where cyclic loading is prevalent, such as in machinery or equipment subjected to vibrations, Hastelloy C276 spring washers excel in fatigue resistance. This property is crucial for maintaining the integrity of the fastening system over extended periods.
Chemical Compatibility: Spring washers made from Hastelloy C276 are compatible with a wide range of chemicals, acids, and bases. This makes them suitable for use in chemical processing plants, where exposure to aggressive substances is common.
Sealing and Compression: Hastelloy C276 spring washers are effective in providing a secure seal and maintaining the required compression in critical assemblies. This is especially important in applications where leaks or loss of compression can have serious consequences.
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STANDARD | WERKSTOFF NR. | UNS | JIS | GOST | EN | OR |
Hastelloy C276 | 2.4819 | N10276 | NW 0276 | ХН65МВУ | NiMo16Cr15W | ЭП760 |
Grade | C | Mn | Si | S | Co | Ni | Cr | Fe | Mo | P |
C276 | 0.010 max | 1.00 max | 0.08 max | 0.03 max | 2.50 max | 50.99 min* | 14.50 – 16.50 | 4.00 – 7.00 | 15.00 – 17.00 | 0.04 max |
Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
Hastelloy C276 | 8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 | Psi – 52,000 , MPa – 355 | 40 % |
Hardness testing to ISO 6508-1
Nut proof load testing to ISO 898-2
Suitability for preloading to EN 14399-2
Calibrated gauges and tools
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