Bakin Karfe 309da 310 duka biyu ne masu jure zafi austenitic bakin karfe gami, amma suna da wasu bambance-bambance a cikin abun da ke ciki da aikace-aikacen da aka yi niyya.Ana amfani da shi sau da yawa a cikin sassan tanderu, masu musayar zafi, da yanayin zafi mai zafi.310: Yana ba da mafi kyawun juriya mai zafi kuma yana iya jure yanayin zafi har zuwa kusan 1150°C (2102°F).Ya dace da aikace-aikace a cikin matsanancin yanayin zafi, kamar tanderu, kilns, da bututu masu haskakawa.
Haɗin Sinadari
| Maki | 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 |
Kayan Injiniya
| Maki | Gama | Ƙarfin ɗamara, min,Mpa | Ƙarfin bayarwa, min, Mpa | Tsawaitawa cikin 2in |
| 309 | An gama zafi/sanyi ya ƙare | 515 | 205 | 30 |
| 309S | ||||
| 310 | ||||
| 310S |
Abubuwan Jiki
| Farashin SS309 | Farashin SS310 | |
| Yawan yawa | 8.0 g/cm 3 | 8.0 g/cm 3 |
| Matsayin narkewa | 1455C (2650F) | 1454C (2650F) |
A taƙaice, bambance-bambance na farko tsakanin bakin karfe 309 da 310 sun ta'allaka ne a cikin abun da ke ciki da juriya na zafin jiki.310 yana da ɗan ƙaramin chromium mafi girma da ƙananan abun ciki na nickel, yana sa ya fi dacewa da aikace-aikacen zafin jiki har ma fiye da 309. Zaɓinku tsakanin su biyu zai dogara ne akan takamaiman buƙatun aikace-aikacenku, gami da zafin jiki, juriya na lalata, da kaddarorin inji.
Lokacin aikawa: Agusta-07-2023