ASTM A335 P22 Yeeb Nkab
Khoom Txheej txheem cej luam
ASTM A335 P22 yog seamless ferritic alloy steel yeeb nkab tsim los rau kev pabcuam kub. Nws yog feem ntau siv nyob rau hauv cov fais fab nroj tsuag, refineries, thiab ntau yam kev lag luam daim ntawv thov nyob rau hauv uas siab kub thiab pressures yog tam sim no.
Specification
ASTM A335 P22 specification npog seamless ferritic alloy steel yeeb nkab rau high-temperature kev pab cuam. Cov yeeb nkab yuav tsum tsim nyog rau kev khoov, flanging, thiab kev ua haujlwm zoo sib xws, nrog rau fusion vuam. Nws yog feem ntau siv hauv kev tsim hluav taws xob thiab petrochemical kev lag luam.
Tshuaj muaj pes tsawg leeg
Cov tshuaj muaj pes tsawg leeg ntawm ASTM A335 P22 steel yog qhov tseem ceeb rau nws qhov kev ua haujlwm kub. Cov lus hauv qab no muab cov ntsiab lus ntawm cov tshuaj muaj pes tsawg leeg (feem pua ntawm qhov hnyav) ntawm cov hlau no:
| Element | Cov pa roj carbon (C) | Manganese (Mn) | Phosphorus (P) | Sulfur (S) | Silicon (Si) | Chromium (Cr) | Molybdenum (hli) |
|---|---|---|---|---|---|---|---|
| Cov feem pua | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50 max | 1.90-2.60 | 0.87-1.13 |
Mechanical Properties
Cov khoom siv kho tshuab ntawm ASTM A335 P22 xyuas kom nws muaj peev xwm tiv taus qhov kub thiab txias. Cov lus hauv qab no qhia txog cov khoom siv kho tshuab ntawm cov hlau no:
| Khoom | Tensile zog, min. (MPa) | Yield zog, min. (MPa) | Elongation, min. (%) | Hardness, max. (HB) |
|---|---|---|---|---|
| Tus nqi | 415 | 205 | 30 | 163-255 |
Qib Steel
ASTM A335 P22 yog cais raws li Qib P hom alloy, haum rau kev pabcuam kub. Lub npe "P" qhia tias cov khoom siv yeeb nkab haum rau kev khoov, flanging, thiab kev ua haujlwm zoo sib xws.
Daim ntawv thov
ASTM A335 P22 cov kav dej pom cov ntawv thov hauv ntau qhov kev lag luam vim lawv qhov kev ua haujlwm kub zoo heev. Qee qhov kev siv ntau tshaj suav nrog:
- Fais fab Generation: Siv nyob rau hauv fais fab nroj tsuag rau superheater thiab reheater raj, nrog rau hauv cov kav dej.
- Kev Lag Luam Petrochemical: Ua hauj lwm hauv refineries thiab petrochemical nroj tsuag rau kev thauj mus los ntawm cov dej kub kub.
- Kev Pabcuam Kub Kub: Siv ntau yam txheej txheem kev lag luam uas tau ntsib qhov kub thiab txias.
Cim npe nrov: astm a335 p22 yeeb nkab, Tuam Tshoj, lwm tus neeg, manufacturers, hoobkas, lag luam wholesale, nqe, kev muag khoom
