### 1. Dab tsi yog SA 213 T12 khoom?
** Teb: **
Sa 213 T12 yog ib qho chromium-molybdenum (cr-mo) alloy steel raj uas tau siv nyob rau hauv Astm A213 tus qauv, uas npog seamless Ferritic thiab Austenitic steel leeg rau cov laj thawj no .
### 2. Dab tsi yog sa 213 sib npaug?
** Teb: **
Sa 213 yog ib qho kev paub meej tias yuav luag zoo li ASTM A UPE213. Tus qauv kev tswj hwm ntawm As213 **, nrog kev tswj hwm me me tab sis tib yam kev xav tau.
### 3. Dab tsi yog Asme Sa 213 cov khoom siv?
** Teb: **
Asme Saas 213 yog ib tug qauv kev qhia tshwj xeeb rau kev sib txuas ua ke thiab cov roj Austenitic steel Boiler, thiab cua sov} nws npog cov khoom zoo li:
- ** Cov qib kawm qib siab ** T2, T2, T9, T22, T91, thiab lwm yam} (chromium-molybdenum hlau).
- ** Qib Autrenic **: TPP36, TPP36, thiab lwm yam {}} (stainless hlau).
Cov hlab yog tsim los rau qhov kev pab kub siab thiab cov kev pab cuam siab siab hauv cov nroj tsuag hluav taws xob, cov khoom siv tshuaj ntxiv, thiab tshuaj lom neeg {2}
### 4. Dab tsi yog qhov muaj pes tsawg leeg ntawm A213 T12?
** Teb: **
Cov tshuaj lom neeg muaj kuab lom ntawm ** ASTM A213 / A213M T12 ** (SA 213 T12) yog li hauv qab no (hnyav%):
- ** Carbon (C) **: 0.05-0.15%
- ** MANGANUSE (MN) **: 0.30-0.60%
- ** Phosphorus (P) **: Tsawg dua lossis sib npaug rau 0.025%
- ** SULFURRUR (S) **: tsawg dua lossis sib npaug rau 0.025%
- ** SILICON (Si) **: 0.50% Max
- ** Chromium (CR) **: 0.80-1.25%
- ** Molybdenum (mo) **: 0.44-0.65%
### 5. Dab tsi yog cov muaj pes tsawg xyoo ntawm Sa213?
** Teb: **
SA 213 them ntau qib, txhua tus uas muaj sib txawv .}}}} pawg tseem:
### *** Cov qib (e {{.}}}, t22, t91) **:
- ** BASTIS "**: FE, CR, MO (meej% txawv ntawm qib) .
- Piv txwv rau ** T12 **: Saib Q4 saum toj no .
### ** Qib Austenic (E {. g ., Tp304) **:
- ** ** TPP04 **: ~ 18% CR, 8% ni, qis c.
- ** Tp316 **: ~ 16-18% CR, 10-14% NI, 2-3% MO {{8}
Rau qhov muaj pes tsawg leeg, xa mus rau theem tshwj xeeb hauv SA 213 / ASTM A213 tus qauv.
