Dab tsi ua rau 304 vs 316 thiaj li nrov?
Cov qib siab ntawm chromium thiab npib tsib xee nyob hauv 304 thiab 316 stainless hlau muab lawv nrog lub zog tiv thaiv kom sov, puas, thiab xeb. Tsis yog lawv paub txog lawv txoj kev tiv taus corrosion, lawv kuj paub txog lawv cov kev huv thiab kev nyiam huv tag nrho.
Ob hom stainless hlau tshwm inwide-ranging kev lag luam.As feem ntau ntawm cov hlau stainless hlau, 304 yog suav hais tias yog tus qauv "18/8" stainless. 304 Stainless hlau tau siv dav siv vim tias nws yog qhov siv tau thiab yooj yim rau hauv ntau hom ntawv xws li steel hlau phaj, stainless hlau bar, astainless steel raj. 316 Hlau tiv thaiv rau cov tshuaj lom neeg thiab cov tub ntxhw ib puag ncig ua rau nws xaiv tau cov khoom lag luam zoo.
Lawv yog cov neeg sib tham li cas?
Lub tsib chav kawm ntawm stainless hlau tau teeb tsa raws lawv cov qauv crystalline (li cas lawv cov atoms tau npaj). Tawm ntawm tsib chav kawm, 304 thiab 316 Stainless hlau nyob hauv Chav Kawm Qib Siab Austenic. Cov qauv ntawm Austenitic qib stainless hlau ua rau lawv tsis sib nqus thiab tiv thaiv lawv los ntawm kev kho cua sov.
1. Cov khoom ntawm 304 stainless hlau
● Cov tshuaj chev tshuaj ntawm 304 stainless hlau
| Pa roj carbon | Tus kws dai txiv manganese | Silicon | Phosphorus | Leej mos | Yeebsab | Tus menyuam yaus | Nitrogen | |
| 304 | 0.08 | 2 | 0.75 | 0.045 | 0.03 | 18.0 / 20.0 | 8.0 / 10.6 | 0.1 |
Lub cev lub cev ntawm 304 ss
| Melting point | 1450 ℃ |
| Ceev | 8.00 g / cm ^ 3 |
| Thermal nthuav dav | 17.2 x10 ^ -6 / k |
| Modulus ntawm elasticity | 193 GPA |
| Thermal conductivity | 16.2 w / mk |
● Cov cuab yeej ua haujlwm ntawm 304 stainless hlau
| Lub zog tensile | 500-700 MPa |
| Elongation A50 MM | 45 min% |
| Hardness (Brinell) | 215 Max Hb |
● Kev siv ntawm 304 stainless hlau
Kev kho mob kev lag luam feem ntau siv 304 ss vim tias nws ua kom cov tshuaj ntxuav kom huv uas tsis muaj corroding. Raws li ib qho ntawm ob peb alloys uas tau ntsib cov kev cai thiab tshuaj kho kom huv ntawm kev npaj khoom noj, kev lag luam khoom noj feem ntau siv 304 ss.
Khoom noj khoom noj: kib, cov khoom noj khoom noj khoom haus preces.
Cov Khoom Siv Hauv Chav Chav Ua Noj: Cookware, Silverware.
Postracto: Siding, el elevators, chav dej.
Kev Kho Mob: Cov tais, cov cuab yeej phais.
2. Cov khoom ntawm 316 stainless hlau
316 muaj ntau cov khoom siv thiab cov tshuab neeg kho tshuab li 304 stainless hlau. Mus rau lub qhov muag liab qab, ob qho hlau zoo ib yam. Txawm li cas los xij, cov tshuaj lom neeg muaj pes tsawg leeg ntawm 316, uas yog ua los ntawm 16% chromium, 10% Nickel, thiab 2% Molybdenum, yog lub ntsiab sib txawv ntawm 304 thiab 316 Stainless hlau.
Lub cev lub cev ntawm 316 ss
| Melting taw tes | 1400 ℃ |
| Ceev | 8.00 g / cm ^ 3 |
| Modulus ntawm elasticity | 193 GPA |
| Thermal nthuav dav | 15.9 x 10 ^ -6 |
| Thermal conductivity | 16.3 w / mk |
● Cov cuab yeej ua neeg kho tshuab ntawm 316 ss
| Lub zog tensile | 400-620 mpa |
| Elongation A50 MM | 45% min |
| Hardness (Brinell) | 149 Max Hb |
Cov Kev Siv Ntawm 316 Stainless Hlau
Qhov kev sib ntxiv ntawm molybdenum hauv 316 ua rau nws muaj ntau yam ntxiv corrosion tiv taus tshaj li alloys. Vim tias nws zoo tshaj qhov tsis kam rau kev corrosion, 316 yog ib qho ntawm cov hlau me me rau cov chaw ua haujlwm marine. 316 Stainless hlau kuj tseem siv nyob rau hauv tsev kho mob vim tias nws lub durabiless thiab huv si.
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304 vs 316 Stainless hlau: Thaum tshav kub tiv thaiv
Thaum tshav kub kub ua yog qhov tseem ceeb tshaj plaws kom xav txog thaum sib piv cov qib sib txawv ntawm cov hlau stainless. Qhov ntau melting ntau ntawm 304 yog ib ncig 50 txog 100 degrees Fahrenheit ntau dua 314 yog siab dua 310 ° C (1500 ℉) thiab hauv kev pabcuam txuas ntxiv ntawm 925 ° C (1697 ℉).
304 SS: leeg siab kub zoo, tab sis kev txuas ntxiv siv ntawm 425-860 ° C (797-1580 ° F) yuav ua rau corrosion.
316 SS: ua yeeb yam zoo tshaj plaws hauv qhov kub siab tshaj 843 ℃ (1550 ℉) thiab qis dua 454 ° F)
Nqe sib txawv ntawm 304 stainless hlau vs 316
Dab tsi ua 316 kim dua 304 stainless hlau?
Qhov nce ntawm cov ntsiab lus tsib xee thiab ntxiv ntawm molybdenum hauv 316 ua rau nws kim dua 304. Nyob rau hauv 316 stainless hlau 40% siab dua tus nqi ntawm 304 ss.
316 vs 304 stainless hlau: uas yog qhov zoo dua?
Thaum sib piv 304 stainless hlau vs 316, nkawd ob leeg puav leej muaj kev zoo thiab kev txiav txim siab thaum txiav txim siab ib qho twg los siv rau cov ntawv thov sib txawv. Piv txwv li, 316 stainless hlau yog qhov tiv taus ntau dua 304 rau ntsev thiab lwm txoj kev corrosives. Yog li, yog tias koj tsim khoom lag luam uas feem ntau yuav kis tau rau cov tshuaj lossis ib puag ncig marine, 316 yog qhov kev xaiv zoo.
Ntawm qhov tod tes, yog tias koj tsim khoom lag luam uas tsis xav tau kev kho corrosion muaj zog, 304 yog kev xaiv thiab kev xaiv nyiaj txiag. Rau ntau daim ntawv thov, 304 thiab 316 yog qhov hloov tau tiag tiag.
Jindalai Steel Group yog tus kws tshaj lij thiab ua rau tus neeg xa khoom hauv cov hlau thiab stainless. Xa koj qhov kev nug thiab peb yuav zoo siab los sab laj koj tshaj lij.
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Lub Sijhawm Post: Dec-19-2022