Alloy 20 Fasteners
B473, 2.4660, N08020
Alloy 20 Fasteners are austenitic stainless steel fasteners manufactured from alloy containing chromium, nickel, molybdenum and nitrogen with restricted carbon content. Stainless Steel ALLOY 20 Fasteners have a combination of impact toughness resistance to chloride stress corrosion cracking, and pitting and crevice corrosion. TorqBolt is an eminent Alloy 20 fastener supplier in India.
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ALLOY 20 Fasteners Properties
Alloy 20 Chemical Composition
| Composition, % | Element | |||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | C, max | Mn, max | P, max | S, max | Si, max | Ni | Cr | Mo | Cu | Nb + Ta | N | Fe | S, max | W | V, max | Ti, max | Z, max | Nb | Ta | Ni + Mo | Al, max | B | Y | Ce |
| UNS N08020 | 0.07 | 2.00 | 0.045 | 0.035 | 1.00 | 32.00-38.00 | 19.00-21.00 | 2.00-3.00 | 3.00-4.00 | 8 × carbon-1.00 | ... | RemainderA | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
Alloy 20 Mechanical Requirements
| UNS Designation | Tensile Strength, min | Yield Strength, min | Elongation in 2 in. or 50 mm, min, % |
Reduction of Area, min, % |
||
|---|---|---|---|---|---|---|
| ksi | MPa | ksi | MPa | |||
| UNS N08020 | 80 | 551 | 35 | 241 | 30 | 50 |