444 stainless hlau vs 316: sib txawv
Aug 14, 2025
Tso lus
Thaum xaiv cov hlau tsis xeb rau kev lag luam, cov ntaub ntawv siv tshuaj, lossis kev nkag siab txog qhov sib txawv ntawm444 Stainless Hlauthiab316 Stainless Hlauyog qhov tseem ceeb heev. Ob leeg yogAustenitic Stainless hlauPaub rau corrosion tsis kam, tab sis lawv txawv nyob rau hauv muaj pes tsawg zog, thiab raug nqi {{{{{} kev ua tau zoo, muaj kev phiv rau ntau qhov chaw.
Qhov sib txawv ntawm 444 thiab 316 Stainless hlau
| Ntiag tug | 444 Stainless Hlau | 316 Stainless Hlau |
|---|---|---|
| Lub hom phiaj | En 1.4521 / uns s44400 | En 1.4401 / uns uns s31600 |
Tshuaj Muaj Tshuaj
| Lub ntsiab | 444 Stainless hlau (rau 1.4521 / tsis tseeb S44400) | 316 Cov Hlau Stainless (Rau 1.4401 / uns unru S31600) |
|---|---|---|
| Carbon (c) | Tsawg dua los yog sib npaug rau 0.03% | Tsawg dua los yog sib npaug rau 0.08% |
| Chromium (cr) | 17–18% | 16–18% |
| Npib tsib caug (ni) | 1–2% | 10–14% |
| Molybdenum (mo) | 2% | 2–3% |
| Manganese (mn) | Tsawg dua los yog sib npaug rau 1% | Tsawg dua los yog sib npaug rau 2% |
| Phosphorus (p) | Tsawg dua los yog sib npaug rau 0.03% | Tsawg dua los yog sib npaug rau 0.045% |
| Sulphur (s) | Tsawg dua los yog sib npaug rau 0.03% | Tsawg dua los yog sib npaug rau 0.03% |
| Silicon (si) | Tsawg dua los yog sib npaug rau 1% | Tsawg dua los yog sib npaug rau 1% |
Cov Khoom Siv Neeg Kho Tshuab
| Ntiag tug | 444 Stainless Hlau | 316 Stainless Hlau |
|---|---|---|
| Paib lub zog | 200-300 MPa | 210-290 mpa |
| Lub zog tensile | 500-700 MPa | 500-700 MPa |
| Elongation | Ntau dua los yog sib npaug rau 40% | Ntau dua los yog sib npaug rau 40% |
| Kev nyuaj | 150-200 hb | 150-200 hb |
Dab tsi yog 444 stainless hlau siv rau piv rau 316?
444 yog nyiam nyob rau hauv cov tub rog marine, dej hiav txwv, thiab txhoj puab txhoj puab vim cov tshuaj tsw qab ntau dua nyob rau hauv cov tshuaj uas yog cov zaub mov.
Yog 444 stainless hlau corrosion dua corrosion - tsis kam tshaj 316?
Yog lawm, tshwj xeeb tshaj tawm tsam pitting thiab crevice corrosion hauv chloride hauv chloride hauv chloride hauv chloride hauv chloride nyob rau hauv chloride {}} Cov chromium nplua nuj thiab optimized chromium nplua nuj ib puag ncig {}} molybdenum tshuav nyiaj li cas.
Muaj peev xwm 444 stainless hlau hloov 316 hauv kev muaj cov phiaj xwm kev lag luam?
Feem ntau, yog {. 444}}}} Cov mob corroside, tab sis yog qhov zoo tshaj plaws rau corroside, tab sis 316 tseem yuav nyiam qhov uas muaj peev xwm thiab cov khoom siv vuam yog qhov tseem ceeb.
Qhov twg stainless hlau tau ntau dua tus nqi -}}}}}} effective effective tau zoo, 444 lossis 316?
444 feem ntau muaj kev lag luam ntau vim yog nws cov ntsiab lus npib tsib xee qis, thaum tseem muab kev tiv thaiv corrosion zoo heev.
Leej twg xaiv peb?
Yog tias koj muaj lub phiaj xwm xav tau rau 444 stainless hlau, peb zoo siab tos txais koj daim ntawv xaj. Gnee muaj cov khoom lag luam loj ntawm cov khoom nrov rau koj xaiv los ntawm. Peb ua cov khoom lag luam no rau ntau cov qauv khoom siv, suav nrog cov ntawv, xaim, bar, thiab xaim. Txhawm rau kom ntxaws tshuaj muaj pes tsawg leeg tshuaj thiab kuaj dawb, thov hu rau peb lub Hoobkas niaj hnub no. Peb muab cov nqi sib tw thiab kev pabcuam zoo heev.
Xa kev nug