Nikel qotishmasi 20 (UNS N08020) /DIN2.4660
| Qotishma | element | C | Si | Mn | S | P | Ni | Cr | Nb+Ti | Fe | Cu | Mo |
| Qotishma 20 | Min |
|
|
|
|
| 32.0 | 19.0 | 8*C |
| 3.0 | 2.0 |
| Maks | 0.07 | 1.0 | 2.0 | 0,035 | 0,045 | 38.0 | 21.0 | 1.0 | muvozanat | 4.0 | 3.0 |
| Aolly holati | Mustahkamlik chegarasi Rm Mpa Min. | Chidamlilik RP 0.2 Mpa Min | Uzayish A 5 minimal % |
| Tavlangan | 620 | 300 | 40 |
| Zichlikg/sm33 |
| 8.08 |
Tayoq, novda, sim va zarb qilish materiallari- ASTM B 462 ASTM B 472, ASTM B 473, ASME SB 472, ASME SB 473,
Plitalar, varaqlar va chiziqlar- ASTM A 240, ASTM A 480, ASTM B 463, ASTM B 906, ASME SA 240,
Quvur va naycha- ASTM B 729, ASTM B 829, ASTM B 468, ASTM B 751, ASTM B 464, ASTM B 775, ASTM B 474,
Boshqa- ASTM B 366, ASTM B 462, ASTM B 471, ASTM B 475, ASME SB 366, ASME SB-462, ASME SB
Sulfat kislotaga nisbatan umumiy korroziyaga chidamliligi juda yaxshi
Xlorid stressli korroziyaga qarshi yorilishga mukammal qarshilik
Ajoyib mexanik xususiyatlar va ishlab chiqarish qobiliyati
Payvandlash paytida minimal karbid yog'inlari
Issiq sulfat kislotalarga korroziyaga chidamliligi bilan ajralib turadi












