DIN 1.2083 chitsulo ndi chromium alloyed zosapanga dzimbiri pulasitiki nkhungu chitsulo. Ndilofanana ndi chitsulo cha AISI 420. Chitsulo 1.2083 ndi zitsulo zazikulu zopondereza zotentha pozungulira.
1.2083 Chitsulo chosapanga dzimbiri nthawi zambiri chimaperekedwa kuuma kolimba <230HB. Itha kuperekedwanso ESR ndikuzimitsidwa ndikutenthedwa mpaka 320 HB.
Zofunikira za DIN 1.2083 ndi :
- kukana bwino kwa dzimbiri mumlengalenga,
- kupukuta bwino kwambiri,
- luso lochita bwino m'mikhalidwe yovuta,
- kuuma kwakukulu
- kukana bwino kuvala
| Chithunzi cha ASTM A681 | C | Si | Mn | P | S | Cr |
| 420 Zosinthidwa | ≤1.00 | ≤1.00 | 0.20~0.40 | 0.030 Max | 0.030 Max | 12.5~13.5 |
| Mtengo wa 17350 | C | Si | Mn | P | S | Cr |
| 1.2083/ X42Cr13 | ≤1.00 | ≤1.00 | 0.20~0.40 | 0.030 Max | 0.030 Max | 12.5~13.5 |
| GB/T 9943 | C | Si | Mn | P | S | Cr |
| 4Kr13 | 0.35~0.45 | ≤0.60 | ≤0.80 | 0.030 Max | 0.030 Max | 12.0~14.0 |
| Chithunzi cha JIS G4403 | C | Si | Mn | P | S | Cr |
| Chithunzi cha SUS420J2 | 0.26~0.40 | ≤1.00 | ≤1.00 | 0.030 Max | 0.030 Max | 12.0~14.0 |
| USA | Chijeremani | Japan | China | ISO |
| Chithunzi cha ASTM A681 | Mtengo wa 17350 | Chithunzi cha JIS G4403 | GB/T 9943 | Mtengo wa ISO 4957 |
| 420 Zosinthidwa | 1.2083/X42Cr13 | Chithunzi cha SUS420J2 | 4Kr13 | X42Cr13 |
Kuwumitsa pambuyo pa kutenthetsa mtengo/MPa | 400 ℃: 1910
Kuwumitsa pambuyo pa kutenthetsa mtengo/MPa | 500 ℃: 1860
Kuwumitsa pambuyo pa kutenthetsa mtengo/MPa | 600 ℃: 1130
Kuwumitsa pambuyo pa kutenthetsa mtengo/MPa | 650 ℃ 930
Pre-Kutentha kwa 600 ℃, Ndiye kutenthetsa mpaka kutentha kwachinyengo. Zilowerereni pa 800-1100 ° C, onetsetsani kutentha kwambiri. Kenako yambani kunyengedwa, kutentha kwanyengo sikutsika kuposa 650 ℃. Pambuyo pokonza, kuziziritsa pang'onopang'ono.
Pang'onopang'ono kutentha kwa 750-800 ℃, ndiye pang'onopang'ono Kuzizira mpaka 538 ℃ (1000 ℉) mu ng'anjo yochizira kutentha. Ndiye kuziziritsa mu mpweya. Pambuyo pa kuuma kwa HBS: 225 Max
Chitsulo cha 1.2083 chokhala ndi kuuma kwambiri ndipo chiyenera kuumitsidwa ndi kuzizira mumpweya wokhazikika. Kugwiritsa ntchito madzi osambira amchere kapena ng'anjo yoyendetsedwa ndi mpweya ndikofunikira kuti muchepetse kutenthedwa, ndipo ngati palibe, kuuma kwa paketi mu phula lomwe lagwiritsidwa ntchito kumaperekedwa.
Kuzimitsa kutentha / ℃ : 1020 ~ 1050
Kuzimitsa: Kuziziritsa mafuta
Kulimba: 50 HRc
Kutentha kwa kutentha / ℃ : 200-300
Pambuyo pakuwotcha kuuma kwa HRC kapena kupitilira apo: 28-34 HRc
1.2083 ndi oyenera ntchito kukokoloka kwa magetsi, oyenera asidi wabwino kupukuta nkhungu mapulasitiki ndi zofunika. Makamaka ntchito kupanga PVC nkhungu, wearability ndi kudzaza nkhungu, kuphatikizapo otentha molimba nkhungu pulasitiki, moyo wautali nkhungu, monga: disposable tableware nkhungu, kuwala zigawo kupanga, monga kamera, ndi magalasi, zotengera zachipatala. ndi etc.
Ubwino wotsimikiziridwa ndi ISO 9001:2008 kasamalidwe kabwino kachitidwe. Zitsulo zathu zonse za 2083 zonse zinali ndi SEP 1921-84 kuyendera akupanga (UT Mayeso). Kalasi Yabwino: E/e, D/d, C/c.
Ngati muli ndi mafunso achitsulo a 1.2083 ndi funso la Mtengo, Ntchito, chithandizo chotentha, Chonde musazengereze kutilankhula nafe.