2Cr12NiMo1W1Vthiab 12Cr1MoV tau dav siv siab -kub alloy steels hauv kev tsim hluav taws xob, kev ua tshuaj, thiab kev siv boiler. Txawm hais tias ob qho tib si muab siab - qhov kub thiab txias, lawv sib txawv hauv kev tiv thaiv corrosion, alloying cov ntsiab lus, thiab cov kev siv zoo tshaj plaws. Phau ntawv qhia no pab engineers, procurement specialists, thiab project planners xaiv cov khoom tsim nyog rau qhov xav tau ib puag ncig.
Kev sib piv tshuaj lom neeg
| Element (wt%) | 2Cr12NiMo1W1V | 12Cr1MoV |
|---|---|---|
| C (Carbon) | 0.08–0.15 | 0.12–0.20 |
| Cr (Chromium) | 11.0–13.0 | 1.0 |
| Ni (Nickel) | 0.8–1.5 | Tsawg dua los yog sib npaug li 0.3 |
| Molybdenum (zeeg) | 0.4–0.6 | 0.2–0.3 |
| V (Vanadium) | 0.15–0.25 | 0.05–0.15 |
| W (Tungsten) | 0.3–0.5 | – |
| Si (Silicon) | 0.2–0.5 | 0.2–0.35 |
| Manganese (Mn) | 0.3–0.7 | 0.3–0.6 |
| P (phosphorus) | Tsawg dua lossis sib npaug li 0.03 | Tsawg dua lossis sib npaug li 0.03 |
| S (Sulfur) | Tsawg dua lossis sib npaug li 0.02 | Tsawg dua lossis sib npaug li 0.03 |
Cov ntsiab lus tseem ceeb:
2Cr12NiMo1W1Vyog lub siab - alloy martensitic / ferritic steel nrog superior corrosion kuj thiab oxidation tsis kam ntawm qhov kub thiab txias.
12Cr1MoVyog qhov qis- alloy siab- kub steel optimized rau cov pa boiler raj thiab siab hlab ntsha.
Nickel, tungsten, thiab vanadium hauv 2Cr12NiMo1W1V txhim kho nws cov kev ua tau zoo nyob rau hauv ib puag ncig hnyav.
Mechanical Properties
| Khoom | 2Cr12NiMo1W1V | 12Cr1MoV |
|---|---|---|
| Kev Pabcuam Kub | Tsawg dua lossis sib npaug li 550 degree | Tsawg dua lossis sib npaug li 540 degree |
| Tensile zog | 550-750 MPa | 480-620 MPa |
| Yield zog | 320-480 MPa | 320-450 MPa |
| Impact Toughness | Ntau dua lossis sib npaug li 40 J @ 20 degree | Ntau tshaj lossis sib npaug rau 30 J @ 20 degree |
| Corrosion Resistance | Zoo heev | Nruab nrab |
| Weldability | Zoo | Zoo |
| Kev kho cua sov | Annealing, Normalizing + Tempering | Normalizing + Tempering |
Kev Paub Txog Kev Ua Haujlwm:
2Cr12NiMo1W1V tuav lub zog ntau dua thiab toughness ntawm qhov kub thiab txias.
12Cr1MoV muab kev ua tau zoo txaus rau cov qauv siv hluav taws xob thermal ntawm tus nqi qis.
Tej kev siv
| Kev thov cheeb tsam | 2Cr12NiMo1W1V | 12Cr1MoV |
|---|---|---|
| Siab -Tub Boiler Tubes | √ | √ |
| Cov nkoj siab | √ | √ |
| Cov Khoom Siv Tshuaj | √ | – |
| Dej hiav txwv / Acid Environments | √ | – |
| Thermal / Nuclear Fais Fab Khoom | √ | √ |
Daim Ntawv Thov Kev Pom Zoo:
2Cr12NiMo1W1V yog zoo tagnrho rau cov nroj tsuag tshuaj, seawater boilers, thiab nuclear fais fab nroj tsuag.
12Cr1MoV suits cov pa thermal fais fab nroj tsuag thiab muaj boilers.
Qhov zoo sib piv
| Feature | 2Cr12NiMo1W1V | 12Cr1MoV |
|---|---|---|
| Corrosion Resistance | Zoo heev | Nruab nrab |
| Siab -Tsub Muaj Zog | Siab dua (tsawg dua lossis sib npaug li 550 degree) | Txaus (tsawg dua lossis sib npaug li 540 degree) |
| Toughness | Superior | Nruab nrab |
| Nqi | Siab dua | qis |
| Weldability | Zoo | Zoo |
| Kev Pabcuam Lub Neej | Ntev | Nruab nrab |
| Daim ntawv thov Range | Tshuaj, dej hiav txwv, nuclear | Pa boilers, fais fab nroj tsuag |
Advantages Summary:
2Cr12NiMo1W1V: Optimal rau siab -kub, siab -corrosion ib puag ncig uas durability thiab kev ntseeg siab yog qhov tseem ceeb.
12Cr1MoV: Tus nqi -kev xaiv zoo rau tus qauv siab- qhov kub thiab txias boiler raj thiab cov hlab ntsha siab nrog kev ua haujlwm tau zoo.
Xaus
Xaiv 2Cr12NiMo1W1Vrau kev siv tshuaj lom neeg, dej hiav txwv, thiab nuclear qhov twg ntev - kev cia siab nyob rau hauv siab - kub thiab corrosive tej yam kev mob yuav tsum tau.
Xaiv 12Cr1MoVrau cov pa boiler raj, thermal fais fab nroj tsuag, thiab industrial siab systems uas tus nqi efficiency thiab txaus siab - kub lub zog yog qhov tseem ceeb.
