Aloi Nicel 20 (UNS N08020) /DIN2.4660
| aloi | elfen | C | Si | Mn | S | P | Ni | Cr | DS+Ti | Fe | Cu | Mo | 
| aloi 20 | Minnau | 
 | 
 | 
 | 
 | 
 | 32.0 | 19.0 | 8*C | 
 | 3.0 | 2.0 | 
| Max | 0.07 | 1.0 | 2.0 | 0.035 | 0. 045 | 38.0 | 21.0 | 1.0 | cydbwysedd | 4.0 | 3.0 | 
| Statws Aolly | Cryfder tynnol Rm Mpa Minnau. | Cryfder cynnyrch RP 0. 2 Mpa Minnau | Elongation A 5 min % | 
| Annealed | 620 | 300 | 40 | 
| Dwyseddg/cm3 | 
| 8.08 | 
Gwialen, Bar, Gwifren a Gofannu Stoc- ASTM B 462 ASTM B 472, ASTM B 473, ASME SB 472, ASME SB 473,
Plât, Taflen a Llain- ASTM A 240, ASTM A 480, ASTM B 463, ASTM B 906, ASME SA 240,
Pibell a Thiwb- ASTM B 729, ASTM B 829, ASTM B 468, ASTM B 751, ASTM B 464, ASTM B 775, ASTM B 474,
Arall- ASTM B 366, ASTM B 462, ASTM B 471, ASTM B 475, ASME SB 366, ASME SB-462, ASME SB
 
 		     			Gwrthwynebiad cyrydiad cyffredinol rhagorol i asid sylffwrig
Gwrthwynebiad ardderchog i gracio cyrydu straen clorid
Priodweddau mecanyddol rhagorol a ffabrigadwyedd
Ychydig iawn o wlybaniaeth carbid yn ystod weldio
Rhagori mewn gwrthsefyll cyrydiad i asidau sylffwrig poeth
 
                 











