DIN 66 Si 7 DIN 17221
Cov Khoom Piav Qhia DIN 66 Si 7 DIN 17221 DIN 66 Si 7 thiab DIN 17221 yog cov qauv tseem ceeb hauv cov khoom siv thiab engineering. Cov kev qhia tshwj xeeb no ua lub luag haujlwm tseem ceeb hauv kev ua kom zoo thiab ua haujlwm ntawm ntau yam khoom. DIN 66 Si 7 yog hais txog ib hom caij nplooj ntoos hlav steel....
Hauj lwm lawm
Khoom Description
DIN 65 Si 7 DIN 17221 Chemical Element
Dab tsi yog cov tshuaj muaj pes tsawg leeg ntawm DIN 65 Si 7 DIN 17221? Rau DIN 65 Si 7 DIN 17221 cov ntsiab lus, thov hu rau peb.
| Lub ntsiab | Min | Max | Zoo sib xws |
|---|---|---|---|
| Si | 1.5000 | 1.8000 | - |
| S | - | 0.0500 | - |
| P | - | 0.0500 | - |
| Mn | 0.7000 | 1.0000 | - |
| C | 0.6000 | 0.6800 | - |
DIN 65 Si 7 DIN 17221 Mechanical Properties
| Yield Rp0.2(MPa) |
Tensile Rm(MPa) |
Kev cuam tshuam KV/Ku (J) |
Elongation A (%) |
Kev txo qis hauv ntu ntu ntawm pob txha Z (%) |
Raws li-kub-kho mob | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 573 (Ntau dua lossis sib npaug) | 218 (Ntau dua lossis sib npaug) | 21 | 34 | 22 | Kev daws thiab Kev laus, Annealing, Ausaging, Q + T, thiab lwm yam | 124 |
Ntxiv mus, cov qauv no kuj pab txhawb kev lag luam thoob ntiaj teb thiab kev koom tes. Lawv tso cai rau kev sib hloov ntawm cov ntaub ntawv thiab cov khoom sib txawv thoob plaws lub teb chaws thiab cheeb tsam, txhawb kev ua tau zoo thiab kev sib tw hauv kev lag luam thoob ntiaj teb.
Ntxiv rau lawv cov kev qhia tshwj xeeb, DIN 66 Si 7 thiab DIN 17221 kuj tseem ua rau muaj kev nyab xeeb thiab kev ntseeg tau. Springs thiab cov khoom siv hlau ua raws li cov qauv no yog tsim los tiv thaiv kev thauj khoom tshwj xeeb thiab kev ntxhov siab, ua kom muaj kev nyab xeeb ntawm tib neeg thiab khoom siv. Qhov no yog qhov tseem ceeb tshwj xeeb hauv kev siv xws li tsheb, aerospace, thiab kev siv tshuab.
Tsis tas li ntawd, kev tshawb nrhiav thiab kev txhim kho txuas ntxiv tau ua los txhim kho cov qauv no thiab ua raws li cov kev xav tau ntawm kev lag luam. Cov ntaub ntawv tshiab thiab cov txheej txheem tsim khoom raug soj ntsuam thiab muab tso rau hauv cov qauv los txhim kho kev ua tau zoo thiab kev ua haujlwm ntawm cov khoom siv caij nplooj ntoos hlav steel.
Hauv kev xaus, DIN 66 Si 7 thiab DIN 17221 yog cov qauv tseem ceeb uas tswj xyuas qhov zoo thiab ua haujlwm ntawm cov khoom siv caij nplooj ntoos hlav steel. Lawv ua lub luag haujlwm tseem ceeb hauv kev ua kom muaj kev ntseeg siab, kev nyab xeeb, thiab kev sib tw ntawm cov khoom hauv ntau qhov kev lag luam. Los ntawm kev ua raws li cov qauv no, cov tuam txhab tsim khoom tuaj yeem tsim cov khoom lag luam zoo thiab cov khoom siv hlau uas ua tau raws li qhov xav tau ntawm cov ntawv thov engineering niaj hnub.
Cim npe nrov: din 66 si 7 din 17221, Tuam Tshoj din 66 si 7 din 17221 lwm tus neeg, Hoobkas
