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Hastelloy C276 Nickel Alloy Steel Plain Washer Flat Washer Spring Washer
1. What is washer? Washer is a disk shaped thin plate with a center hole. Washers are used for load distribution. Application of washers Includes Spacers, Springs, pre-loading screws and vibration reduction. In this article we will discuss various types of washers and their application.
2. Washer Standards
.ASME B18.22M
.ISO 7089
3. Washers are classified in following types.
.Plain Washer
.Spring Washer
.Lock Washer
1) Plain Washer
Plain Washer are used to distribute load relatively in larger area. Therefore they prevent damage to the assembled surfaces. They are classified in following types.
2) Spring washer
Spring washers provide axial load to fasteners during vibration or shock. They are classified in following types.
3) Locking washers
Locking Washers is a type of spring washer. It prevent fasteners loosening by preventing unscrewing rotation. Lock washers secure fasteners that has a tendency to rotate or loose friction.
4. Hastelloy C276 Fasteners Useful Info
Grade Designation - Hastelloy C276 Fasteners
| STANDARD | HASTALLOY C276 |
| UNS | N10276 |
| WERKSTOFF NR. | 2.4819 |
| EN | NiMo16Cr15W |
| BS | – |
| GOST | ХН65МВУ |
| OR | ЭП760 |
| JIS | NW 0276 |
Other Related Specification - Hastelloy C276 Fasteners
| Alloy | Common Name | Related Specification | |||
| British | European | ASTM | UNS | ||
| Alloy C276 Fasteners | Hastelloy C276 ® | 2.4819 | B574 | N10276 | |
Chemical Composition - Hastelloy C276 Fasteners
Typical compositional ranges for Hastelloy C276 Fasteners
| Element | Content |
| Ni | 55 % |
| Mo | 15 - 17 % |
| Cr | 14.5 - 16.5 % |
| Fe | 4 - 7 % |
| W | 3 - 4.5 % |
Mechanical Properties - Hastelloy C276 Fasteners
Typical mechanical properties for grade Hastelloy C276 Fasteners
| Condition | Approx. tensile strength | Approx. operating temperature | ||
| N/mm² | ksi | °C | °F | |
| Annealed | 850 - 1050 | 123 - 152 | -200 to +400 | -330 to +750 |
| Spring Temper | 1300 - 1600 | 189 - 232 | -200 to +400 | -330 to +750 |
Physical Properties - Hastelloy C276 Fasteners
Typical physical properties for Hastelloy C276 Fasteners
| DENSITY (G/CM 3) | 8.89 |
| DENSITY (LB/IN 3) | 0.321 |
| MELTING POINT (°C) | 1325 – 1370 |
| MELTING POINT (°F) | 2415 – 2500 |
5. Hastelloy C276 Bolts Price
| Hastelloy C276 Fasteners Price List | Price Per Pcs. |
| Hastelloy Alloy C276 Hex head bolt price | USD $6.05 |
| Hastelloy C276 Machine bolt price | USD $5.30 |
| Alloy C276 Screws price | USD $3.20 |
| Hastelloy Alloy C276 Socket Head Cap Screw price | USD $3.40 |
| Hastelloy C276 Allen bolt price | USD $5.00 |
| Hastelloy C276 Dowel Pins price | USD $1.30 |
| Hastelloy C276 Nuts price | USD $1.10 |
6. Hastelloy C276 Fasteners Application
Hastelloy C276 Bolts uses in Pollution control stack liners, ducts, dampers, scrubbers, stack-gas reheaters, fans and fan housings.
Alloy C276 Bolts uses in Flue gas desulfurization systems.
UNS N10276 Hastelloy Screws uses in Chemical processing components like heat exchangers, reaction vessels, evaporators, and transfer piping.
EN 2.4819 Nuts and Bolts uses in Pulp and Paper Production.
NW 0276 Hastelloy Studs Uses in Waste treatment.
EN NiMo16Cr15W Hastelloy Threaded Rod Pharmaceutical and food processing equipment.
