304 Stainless Hlau Thiab 316 Stainless Hlau
Qhov sib txawv ntawm 304 stainless hlau thiab 316 Stainless hlau
Ob 304 thiab 316 stainless hlau yog Austenitic stainless hlau, tab sis 316 stainless hlau yog ntau haum rau cov tub rog hnyav xws li cov khoom siv ua dej hiav txwv lossis tshuaj lom neeg.
Dab tsi yog qhov tsis zoo ntawm 316 stainless hlau?
Thaum 316 stainless hlau muaj kev tiv thaiv corrosion zoo heev, nws muaj qee qhov teeb meem. Lub ntsiab drawbacks yog nws cov nqi siab dua piv rau lwm qib, xws li 304, thiab nws cov haujlwm tsis zoo thiab muaj peev xwm. Nws kuj raug rau kev ntxhov siab corrosion tawg hauv qee qhov chaw hnyav.
304 vs . 316} stainless hlau khoom sib piv
Raws li cov khoom siv Austenitic, lawv nthuav tawm cov khoom zoo sib xws. Cov khoom ntawm 304 thiab 316 stainless hlau zoo ib yam lossis yuav luag zoo ib yam, vim lawv cov tshuaj sib xws. Piv txwv li, txawm hais tias ntxiv ntawm Molybdenum mus rau 316 stainless hlau, lawv qhov tsis tshua muaj feem ntau yog tib yam. Txawm li cas los xij, Molybdenum muaj qhov tsawg dua atomic hnyav, yog li nws cov nyhuv ntawm ntom yog tsawg.
Cov lus hauv qab no teev qhov sib txawv tseem ceeb ntawm ob qib, suav nrog kev ceev, hluav taws xob tsis zoo, thermal conductivity, thiab shear modulus.
| Ntiag tug | 304 | 316 |
|---|---|---|
| Ceev | 0.289 lb / pw | 0.289 lb / pw |
| Melting taw tes | 2642 Qib F | 2500℃F - 2550 Qib F |
| Modulus ntawm elasticity | 28,000 Ksi | 28,000 Ksi |
| Hluav taws xob tiv thaiv hluav taws xob | 0.72 × 10⁻⁶ Ω·m | 0.74 × 10⁻⁶ Ω·m |
| Thermal conductivity | 112 Btuuangs / (Hurt · Fertas · F) | 113 Btuuangs / (Hall · Filus · F) |
| Shear Modulus | 11,200 Ksi | 11,8931 ksi |
304 vs . 316} stainless hlau: ib qho sib piv
| Lub ntsiab | 304 Stainless Hlau% | 316 Stainless Hlau% |
|---|---|---|
| Pa roj carbon | 0.07 | 0.07 |
| Yeebsab | 18.0 – 19.5 | 16.5 – 18.5 |
| Tus menyuam yaus | 8.0 – 10.5 | 10.0 – 13.0 |
| Silicon | 1.00 | 1.00 |
| Tus kws dai txiv manganese | 2.00 | 2.00 |
| Phosphorous | 0.045 | 0.045 |
| Leej mos | 0.015 | 0.015 |
| Nitrogen | 0.10 | 0.10 |
| Molybdenum | - | 2.0 – 2.5 |
304 vs . 316} Lub zog Steel
Nyob rau hauv cov nqe lus ntawm cov tshuab muaj zog, 316 stainless hlau yog feem ntau suav hais tias muaj zog tshaj li 304 stainless hlau. Qhov no tseem yog ntaus nqi rau molybdenum cov ntsiab lus hauv 316 stainless hlau. Raws li qhov tshwm sim, 316 stainless hlau feem ntau muaj cov khoom zoo dua li. Cov txiaj ntsig lub zog thiab lub zog tensile ntawm ob qho tuaj yeem sib txawv nyob ntawm cov txheej txheem tsim khoom thiab muaj feem xyuam, 316 stainless muaj zog tshaj 304 stainless hlau.
| Cov Khoom Siv Neeg Kho Tshuab | 304 Stainless Hlau | 316 Stainless Hlau |
|---|---|---|
| Qhov kawg tensile lub zog | 73200 PSI | 79800 psi |
| Lub zog | 31200 psi | 34800 PSI |
| Hardness (Rockwell B) | 70 | 80 |
| Elongation thaum so | 70% | 60% |
304 vs . 316} stainless hlau sib txawv
| Cov yam ntxwv | 304 Stainless Hlau | 316 Stainless Hlau |
|---|---|---|
| Corrosion Kuj | Zoo tshaj | Txawm tias zoo dua |
| Hlau | Tsis muaj | Tsis muaj |
| Hwj txwv | Siab | Zoo |
| Hardens thaum lub sijhawm txias | Tau | Tau |
| Muaj meej | Zoo heev | Zoo |
| Tshuab luam ntawv (anealed) | Ncaj ncees, tab sis zoo dua 316 | Ncaj |
| Tsis kam kub siab | Siab | Siab |
| Qhov ntau tshaj plaws sib deev kub | 1562℃f | 1562℃f |
Gnee steel tshwj xeeb hauv kev tsim khoom thiab muag ntau ntawm cov khoom lag luam ntau ntawm stainless hlau, suav nrog 304, 904, 90205 duplex, thiab 316L stainless hlau. Gnee Steel cov khoom tau siv dav hauv chav ua noj, Aerospace, tshuaj lom neeg, hluav taws xob, thiab lub zog nuclear, thiab lub zog nuclear, thiab hluav taws xob tsis zoo ntxiv. Peb kuj tseem muab kev cai siv steel hlau daws teeb meem rau cov neeg siv khoom xav tau. Rau stainless hlau nqe lossis kev cai ua kev daws teeb meem, thov emailru@gneesteelgroup.comRau cov lus hais.
