ASTM A691 1 1/4 CrCL22 Welded Rau Kev Pabcuam Siab Siab Thaum Kub Kub
Nws yog categorized raws li cov hlau tsis tshua muaj hlau nrog ntxiv chromium, molybdenum, thiab tooj liab los txhim kho nws cov khoom siv kho tshuab thiab ua haujlwm rau qhov kub thiab txias.
Vim nws lub peev xwm siab thiab kub siab, ASTM A691 1 1/4 CrCL22 feem ntau siv rau hauv ntau daim ntawv thov, suav nrog:
Kev Lag Luam Roj thiab Roj: Nws yog siv rau hauv cov roj thiab roj refineries, cov kav dej, thiab cov chaw tawm sab nrauv uas cov kav dej raug rau cov xwm txheej hnyav thiab qhov chaw muaj kev kub ntxhov.
Kev lag luam Petrochemical: Cov khoom siv yog tsim rau kev siv nrog kev thauj mus los ntawm chemical thiab gases ntawm qhov kub thiab txias.
Lub Hwj Chim Loj: ASTM A691 1 1/4 CrCL22 yog siv rau hauv cov chaw tsim hluav taws xob rau cov kav dej thiab lwm yam kev siv kub.
| Khoom | Tus nqi |
|---|---|
| Tensile zog | 65 ksi (450 MPa) min |
| Yield zog | 35 ksi (240 MPa) min |
| Elongation | 20% min |
| Hardness (HB) | 187 max |
| Impact Toughness | 27 J (20 ft-lbf) min ntawm -50 degree (-58 degree F) |
Thaum ASTM A691 1 1/4 CrCL22 yog cov khoom siv dav siv, muaj lwm cov qib uas yuav tsim nyog rau cov ntawv thov tshwj xeeb. Qee cov qhab nia ua tau muaj xws li:
ASTM A335 P11: Qib no yog seamless ferritic alloy steel yeeb nkab rau kev pabcuam kub. Nws muaj qhov zoo sib xws ntawm qhov kub thiab txias thiab feem ntau yog siv rau hauv cov chaw tsim hluav taws xob thiab cov chaw tsim khoom.
ASTM A387 Qib 11: Qib no yog qib siab ntawm cov hlab ntsha steel siv hauv kev pabcuam kub siab. Nws muab kev tiv thaiv zoo heev rau corrosion thiab kub kub ib puag ncig.
ASTM A213 T11: Qib no yog seamless ferritic thiab austenitic alloy steel boiler, superheater, thiab tshav kub exchanger raj. Nws yog qhov tsim nyog rau kev siv kub-kub hauv ntau yam kev lag luam.
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