32 uburyo bukomeza kumupaka wingano.321 igomba gutekerezwa kubisabwa bisaba gushyuha hagati ya 8009F (427 ° C) na 1650 ° F (899 ° C)
Amavuta | % | Ni | Cr | Fe | N | C | Mn | Si | S | P | Ti |
321 | Min. | 9 | 17 | kuringaniza | 5 * (C + N) | ||||||
Icyiza. | 12 | 19 | 0.1 | 0.08 | 2.0 | 0.75 | 0.03 | 0.045 | 0.70 |
Denstiylbm / muri ^ 3 | Coefficient yaKwagura Ubushyuhe (min / in) - ° F. | AmashanyaraziBTU / hr-ft- ° F. | Ubushyuhe bwihariyeBTU / lbm - ° F. | Module ya Elastique(annealed) ^ 2-psi | |
---|---|---|---|---|---|
kuri 68 ° F. | kuri 68 - 212 ° F. | kuri 68 - 1832 ° F. | kuri 200 ° F. | kuri 32 - 212 ° F. | mu mpagarara (E) |
0.286 | 9.2 | 20.5 | 9.3 | 0.12 | 28 x 10 ^ 6 |
Icyiciro | Imbaraga ksi | Imbaraga Zitanga 0.2% Kureka ksi | Kurambura - % in Mm 50 | Gukomera (Brinell) |
---|---|---|---|---|
321 | ≥75 | ≥30 | ≥40 | ≤217 |
•Oxidation irwanya 1600 ° F.
•Yahagaritswe kurwanya ubushuhe bwibasiwe na zone (HAZ) hagati ya ruswa
•Irwanya aside polythionic guhangayikishwa no kwangirika
•Moteri ya piston yindege
•Kwagura ingingo
•Gukora imbunda
•Amashanyarazi
•Ibikoresho byo gutunganya
•Ibikoresho byo gutunganya ubushyuhe bwo hejuru