DIN 1.2083 steel yog chromium alloyed stainless yas pwm hlau. Nws yog sib npaug rau AISI 420 steel. Cov hlau 1.2083 yog cov hlau tseem ceeb rau kub nias hauv kev ncig.
1.2083 stainless hlau yog feem ntau muab annealed mob nrog ib tug hardness <230HB. Nws tseem tuaj yeem xa ESR thiab quenched thiab tempered rau 320 HB.
Cov yam ntxwv tseem ceeb ntawm DIN 1.2083 yog:
- zoo atmospheric corrosion kuj,
- zoo heev polishability,
- zoo machinability nyob rau hauv annealed mob,
- siab hardenability
- zoo hnav tsis kam
| ASTM A681 Cov Khoom Siv Hluav Taws Xob | C | Si | Mn | P | S | Cr |
| 420 Hloov kho | ≤ 1.00 | ≤ 1.00 | 0.20~0.40 | 0.030 Max | 0.030 Max | 12.5~13.5 |
| TIAB SA 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 |
| 4 cr13 | 0.35~0.45 | ≤ 0.60 | ≤ 0.80 | 0.030 Max | 0.030 Max | 12.0~14.0 |
| JIS G4403 | C | Si | Mn | P | S | Cr |
| SUS420J2 | 0.26~0.40 | ≤ 1.00 | ≤ 1.00 | 0.030 Max | 0.030 Max | 12.0~14.0 |
| Teb chaws USA | German | Nyiv | Tuam Tshoj | ISO |
| ASTM A681 Cov Khoom Siv Hluav Taws Xob | TIAB SA 17350 | JIS G4403 | GB/T 9943 | TS EN ISO 4957 Cov |
| 420 Hloov kho | 1.2083/X42Cr13 | SUS420J2 | 4 cr13 | X42Cr13 |
Hardening tom qab tempering tus nqi / MPa | 400 ℃: 1910
Hardening tom qab tempering tus nqi / MPa | 500 ℃: 1860
Hardening tom qab tempering tus nqi / MPa | 600 ℃: 1130
Hardening tom qab tempering tus nqi / MPa | 650 ℃: 930
Ua ntej cua sov rau 600 ℃, ces kub rau forged kub. Soak ntawm 800-1100 ° C, xyuas kom sov kom huv si. Tom qab ntawd pib forged, qhov forged kub tsis qis dua 650 ℃. Tom qab forging, txias maj mam.
Maj mam ua kom sov rau 750-800 ℃, ces maj mam txias rau 538 ℃ (1000 ℉) hauv qhov cub kho cua sov. Tom qab ntawd txias hauv huab cua. Tom qab annealing hardness HBS: 225 Max
1.2083 steel muaj siab hardenability thiab yuav tsum tau hardened los ntawm txias nyob rau hauv tseem huab cua. Kev siv cov ntsev da dej los yog lub qhov cub hluav taws xob tswj tau yog qhov tsim nyog kom txo qis decarburization, thiab yog tias tsis muaj, pob tawv tawv hauv cov suab coke tau pom zoo.
quenching kub / ℃: 1020 ~ 1050
quenching nruab nrab: roj txias
Hardness: 50 hli
Tempering kub / ℃: 200-300
Tom qab tempering hardness HRC los yog siab dua: 28-34 HRc
1.2083 yog tsim rau hluav taws xob yaig ua haujlwm, haum rau cov kua qaub zoo polishing pwm yas thiab yuav tsum tau ua. Feem ntau yog siv rau hauv kev tsim cov pwm PVC, hnav thiab ntim cov pwm, nrog rau cov khoom kub ntawm cov pwm yas pwm, lub neej ntev pwm, xws li: cov khoom siv pwm pov tseg, cov khoom siv kho qhov muag, xws li lub koob yees duab, thiab cov looj tsom iav dub, cov thawv kho mob. thiab lwm yam.
Kev lees paub zoo los ntawm ISO 9001: 2008 kev tswj hwm kev ua haujlwm zoo. Peb tag nrho 2083 steel tag nrho muaj los ntawm SEP 1921-84 ultrasonic soj ntsuam (UT Test). Qib Qib: E/e, D/d, C/c.
Yog tias koj muaj 1.2083 steel nug thiab lus nug txog Nqe, Daim Ntawv Thov, kev kho kub, Thov tsis txhob yig tiv tauj peb.