SMn443H - Hlau Qib
SMn443H yog cov qib steel zoo heev paub txog nws cov khoom zoo thiab muaj ntau yam. Cov hlau no muaj kev sib xyaw ua ke ntawm lub zog, toughness, thiab machinability uas ua rau nws haum rau ntau yam kev siv. Ib qho ntawm cov yam ntxwv tseem ceeb ntawm SMn443H yog nws lub zog tensile siab. Nws...
Hauj lwm lawm
SMn443H yog cov qib steel zoo heev paub txog nws cov khoom zoo thiab muaj ntau yam. Cov hlau no muaj kev sib xyaw ua ke ntawm lub zog, toughness, thiab machinability uas ua rau nws haum rau ntau yam kev siv.
Ib qho ntawm cov yam ntxwv tseem ceeb ntawm SMn443H yog nws lub zog tensile siab. Nws tuaj yeem tiv taus ntau qhov kev ntxhov siab yam tsis muaj deforming lossis tawg, ua rau nws zoo tagnrho rau siv hauv cov khoom siv thiab cov khoom siv. Lub zog steel yog ua tiav los ntawm kev ua tib zoo tswj cov txheej txheem alloying thiab kev kho cua sov.
Ntxiv nrog rau nws lub zog, SMn443H kuj pom zoo toughness. Nws tuaj yeem nqus qhov cuam tshuam thiab tiv thaiv kev puas tsuaj, muab kev nyab xeeb ntxiv thiab kev cia siab rau hauv kev thov kev thov. Qhov toughness no tseem ceeb tshwj xeeb hauv kev lag luam xws li automotive thiab aerospace, qhov twg cov khoom yuav raug dynamic loads.
SMn443H tshuaj muaj pes tsawg leeg
| C Tsawg dua los yog sib npaug |
Si Tsawg dua los yog sib npaug |
Mn Tsawg dua los yog sib npaug |
P Tsawg dua los yog sib npaug |
S Tsawg dua los yog sib npaug |
Cr | Ni |
|---|---|---|---|---|---|---|
| 0.39-0.46 | 0.15-0.35 | 1.15-1.55 | 0.03 | 0.03 | Tsawg dua lossis sib npaug rau 0.35 | Tsawg dua lossis sib npaug rau 0.25 |
| Mo | Al | Cu | Nb | Ti | V | Ce |
| Tsawg dua lossis sib npaug rau 0.3 | ||||||
| N | Co | Pb | B | Lwm yam | ||
Mechanical Properties
| Cov khoom | Cov xwm txheej | ||
|---|---|---|---|
| T (degree) | Kev kho mob | ||
| Qhov ceev (× 1000 kg / m3) | 7.7-8.03 | 25 | |
| Poisson tus ratio | 0.27-0.30 | 25 | |
| Elastic Modulus (GPa) | 190-210 | 25 | |
| Tensile zog (Mpa) | 1158 | 25 | roj quenched, fine grained, tempered ntawm 425 degree |
| Yield zog (Mpa) | 1034 | ||
| Elongation (%) | 15 | ||
| Kev txo qis hauv cheeb tsam (%) | 53 | ||
| Hardness (HB) | 335 | 25 | roj quenched, fine grained, tempered ntawm 425 degree |
Lwm qhov zoo ntawm SMn443H yog nws cov machinability zoo heev. Nws tuaj yeem ua tau yooj yim zoo li tus thiab ua tiav siv cov txheej txheem machining cov cuab yeej thiab cov txheej txheem. Qhov no ua rau nws xaiv tus nqi tsim nyog rau cov tuam txhab, vim nws txo lub sijhawm tsim khoom thiab cov cuab yeej hnav.
Cov tshuaj muaj pes tsawg leeg ntawm SMn443H yog ua tib zoo sib npaug kom ua tiav nws cov khoom xav tau. Nws feem ntau muaj cov khoom xws li manganese, chromium, thiab molybdenum, uas ua rau nws lub zog, hardness, thiab corrosion kuj.
Kev kho cua sov ua lub luag haujlwm tseem ceeb hauv kev txhim kho cov khoom ntawm SMn443H. Los ntawm cov txheej txheem xws li quenching thiab tempering, cov hlau tuaj yeem hardened kom nws lub zog thiab toughness. Qhov no tso cai rau kev hloov kho ntawm cov hlau cov khoom kom tau raws li cov kev thov tshwj xeeb.
SMn443H yog dav siv nyob rau hauv ntau yam industries, xws li tsheb, machinery, thiab manufacturing. Hauv kev lag luam tsheb, nws yog siv rau hauv cov khoom xws li iav, ncej, thiab bearings, qhov twg nws lub zog thiab durability yog qhov tseem ceeb. Hauv kev siv tshuab thiab kev tsim khoom, nws yog siv rau hauv cov cuab yeej thiab tuag, nrog rau hauv cov khoom siv.
Cim npe nrov: smn443h qib steel, Tuam Tshoj smn443h qib lwm tus neeg, Hoobkas
Tug: SMn438H - Hlau
Tom ntej: SCr430H hlau
