Konpozisyon chimik ak pwopriyete mekanik
| Egalize | C% | Si% | Mn% | P%, max | S%, max | Al% | Cr% | Cu%, max | Mo% | Nb%, max | Ni%, max | Ti%, max | V%, max |
| 10crmo910 | 0.06-0.15 | Mwens pase oswa egal a O.50 | 0.4-0.7 | 0.035 | 0.03 | 2-2.5 | 0.3 | 0.9-1.1 |
| Klas asye | Epesè, nan mm | Sede fòs, min | Fòs rupture | Elongasyon, %, min |
| 10crmo910 | T mwens pase oswa egal a 16 | 310 | 480-630 | 18 |
| 16<> | 300 | |||
| 40<> | 290 | |||
| 60<> | 270 | 460-630 | 17 | |
| 100<> | 250 | 460-630 |
1. Ki sa ki pwopriyete yo kle mekanik nan 10CRMO910 plak?
Repons:
10crmo910 se yonsegondè-klas CHROMIUM-MOLYBDENUM asyeAvèk:
Fòs rupture: 480-630 MPa
Sede fòs: Pi gran pase oswa egal a 310 MPa
Elongasyon: Pi gran pase oswa egal a 18% (pou t mwens pase oswa egal a 16mm)
Enpak andirans: Pi gran pase oswa egal a 40J nan 20 degre
Epesè Range: 5-250mm
Tanperati sèvis maksimòm: 600 degre
2. Kijan konpozisyon 10crmo910 la diferan de 13crmo44?
Repons:
Kle diferans konpozisyon:
| Eleman | 10crmo910 | 13crmo44 | Efè |
|---|---|---|---|
| Cr | 2.00-2.50% | 0.70-1.15% | Amelyore rezistans oksidasyon |
| Mwa | 0.90-1.10% | 0.40-0.60% | Fòs ranpe siperyè |
| C | 0.08-0.14% | 0.10-0.18% | Pi bon soudabilite |
3. Ki tretman chalè obligatwa?
Repons:
Pwosesis obligatwa:
Nòmalize: 930-980 degre
Tanperaman: 680-780 degre (minimòm 2hrs/25mm)
Volontè: Fo PWHT pou aplikasyon nikleyè
4. Ki kondisyon soude kritik yo?
Repons:
Pwotokòl esansyèl soude:
Chèz: 250-300 degre (konsève jouk PWHT)
Consommables: DIN 8556 E CRMO 9 1 0
Entèrpass temp: 300-350 degre
PWHT: Obligatwa (700-750 degre × 3hrs + 1 HR/25mm)
Kontwòl dite: Mwens pase oswa egal a 241 Hb
5. Ki kote 10crmo910 esansyèl?
Repons:
Aplikasyon kritik:
Réacteurs hydrocracking(200+ ba)
Bato likid chabon
Chodyè ultra-supercritical
Dèlko vapè nikleyè
High-presyon sistèm idwojèn
Konparezon pèfòmans
| Egalize | CR kontni | Max temp | Estanda ekivalan |
|---|---|---|---|
| 10crmo910 | 2.0-2.5% | 600 degre | ASTM A387 Gr.22 |
| 13crmo44 | 0.7-1.15% | 550 degre | En 10028-2 13 CRMO4-5 |
| 16mo3 | Okenn | 525 degre | En 10028-2 16 Mo3 |
Baj popilè: DIN 17155 10 CRMO910 pou plak veso presyon, Lachin DIN 17155 10 CRMO910 pou manifaktirè plak veso presyon, founisè, faktori
