Alloy 20 Screws
B473, 2.4660, N08020
Alloy 20 Screws are austenitic stainless steel fasteners manufactured from alloy containing chromium, nickel, molybdenum and nitrogen with restricted carbon content. Stainless Steel Alloy 20 Screws have a combination of impact toughness resistance to chloride stress corrosion cracking, and pitting and crevice corrosion. TorqBolt is an eminent Alloy 20 Screws supplier in India.
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Alloy 20 Hex Cap Screw 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 |