Nā ʻāpana kila kila 309a ʻo 310 he mau mea hoʻohuihui kila kila austenitic kūpaʻa wela, akā he mau ʻokoʻa ko lākou i kā lākou haku mele ʻana a me nā noi i manaʻo ʻia.309: Hāʻawi i ke kūpaʻa wela kiʻekiʻe maikaʻi a hiki ke hoʻokele i nā mahana a hiki i kahi o 1000°C (1832°F). Hoʻohana pinepine ʻia ia i nā ʻāpana umu, nā mea hoʻololi wela, a me nā wahi wela kiʻekiʻe.310: Hāʻawi i ke kūpaʻa wela kiʻekiʻe ʻoi aku ka maikaʻi a hiki ke kū i nā mahana a hiki i kahi o 1150°C (2102°F). He kūpono ia no nā noi ma nā wahi wela koʻikoʻi, e like me nā umu, nā umu, a me nā paipu radiant.
Hoʻohuihui Kemika
| Nā Papa | C | Si | Mn | P | S | Cr | Ni |
| 309 | 0.20 | 1.00 | 2.00 | 0.045 | 0.03 | 22.0-24.0 | 12.0-15.0 |
| 309S | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 22.0-24.0 | 12.0-15.0 |
| 310 | 0.25 | 1.00 | 2.00 | 0.045 | 0.03 | 24.0-26.0 | 19.0-22.0 |
| 310S | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 24.0-26.0 | 19.0-22.0 |
Waiwai Mīkini
| Nā Papa | Hoʻopau | Ikaika tensile, min, Mpa | Ka ikaika hoʻopuka, min, Mpa | Elongation i 2in |
| 309 | Pau wela/Pau anu | 515 | 205 | 30 |
| 309S | ||||
| 310 | ||||
| 310S |
Nā Waiwai Kino
| SS 309 | SS 310 | |
| Ka nui o ka paʻa | 8.0 g/cm3 | 8.0 g/cm3 |
| Kiko Heheʻe | 1455 °C (2650 °F) | 1454 °C (2650 °F) |
I ka hōʻuluʻulu manaʻo, ʻo nā ʻokoʻa nui ma waena o nā ʻāpana kila kila 309 a me 310 aia i ko lākou ʻano a me ke kūpaʻa ʻana i ka mahana. Loaʻa i ka 310 kahi chromium kiʻekiʻe iki aʻe a me ka ʻike nickel haʻahaʻa, e ʻoi aku ka maikaʻi no nā noi mahana kiʻekiʻe ma mua o 309. ʻO kāu koho ma waena o nā mea ʻelua e pili ana i nā koi kikoʻī o kāu noi, me ka mahana, ke kūpaʻa ʻana i ka pala, a me nā waiwai mechanical.
Ka manawa hoʻouna: ʻAukake-07-2023