Hastelloy Alloy T21
Hastelloy T21
Buy Hastelloy T21 bolts, nuts and other fasteners from Boltport, an Indian manufacturer & supplier of Hastelloy T21 bolting materials to ASTM B446, B564, F467, F468, UNS N06T21, DIN EN 2.4856, AMS 5666 and BS 3076 specifications with properties adequate for high strength, corrosion resistant and high temperature applications up to 1000º C (1800º F).
Boltport fasteners offer Hastelloy T21 bolts and nuts with standard and custom manufacturing to your specification. We covers Hastelloy T21 hex bolts, studs, stud bolts, hex nuts, washers, threaded rod and other fastener in metric and inch sizes with coarse, fine and extra fine threads to ASME, UN, BS, ISO and DIN standards.
Hastelloy T21 Specifications
- ASTM B446 / ASME SB446
- ASTM B443 / ASME SB443
- ASTM B564 / ASME SB564
- ASTM F467 / F467M
- ASTM F468 / F468M
- AMS 5666
- BS 3076
- Alloy T21
- UNS N06T21
- DIN / EN / Werkstoff No. 2.4856
Alloy T21 Properties
| Chemical Composition | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Elements | Mo | Cr | Fe | Co | C | Si | Mn | V | P | S | Ta | Ni | |||||
| Min % | 18.0 | 18.0 | - | - | - | - | - | - | - | - | 1.5 | Remainder |
|||||
| Max % | 20.0 | 20.0 | 1.0 | 1.0 | 0.015 | 0.08 | 0.5 | 0.35 | 0.02 | 0.02 | 2.0 | ||||||
| Mechanical Properties | ||||
|---|---|---|---|---|
| Ultimate Tensile, ksi [MPa] | Yield Strength Offset, ksi [MPa] | Elongation, % | ||
| 100 [690] | 45 [310] | 45 | ||
* Properties extracted from ASTM A276/A276M Material Specification
Hastelloy T21 Characteristics
- Excellent resistance to chloride pitting and crevice corrosion cracking
- Immune to Chloride ion stress corrosion
- Maintains high strength at elevated temperatures
- Resistant to sea water, in both flowing and stagnant condition
- Heat resistant
Hastelloy T21 Applications
- Marine engineering
- Furnaces & gas turbines
- Chemical processing plants
- Boiler & pressure vessels
- Nuclear power plants