Kev sib piv ntawm 321 stainless hlau rods thiab 316 stainless hlau rods
Gnee Steel
Kev sib piv ntawm 321 stainless hlau rods thiab 316 stainless hlau rods
321 Stainless Steel Rods vs. 316 Stainless Steel Rods: Qhov txawv ntawm qhov tseem ceeb thiab daim ntawv thov 321 stainless hlau alloy rods siv titanium (Ti) los txhim kho siab - kub stability thiab tiv thaiv corrosion, thaum 316 stainless hlau rods siv molybdenum (Mo) los txhim kho kev tiv thaiv chlorides, pitting, thiab tshuaj lom neeg corrosion. ib puag ncig. Qhov kev xaiv zoo tshaj plaws yog nyob ntawm koj qhov kev xav tau tseem ceeb: xaiv 321 stainless hlau rods yog siab - qhov kub thiab txias yuav tsum tau (aerospace, pa system); xaiv 316 stainless hlau rods yog tsis kam mus rau hnyav tshuaj / dej hiav txwv ib puag ncig (kev ua zaub mov, marine hardware).
Gnee Steel
Dab tsi stainless hlau qib sib npaug rau 321 stainless hlau?
qib 304
321 stainless hlau yog sib npaug rau 304 qib stainless hlau nyob rau hauv cov mob annealed. Txawm li cas los xij, yog tias cov welded qhov chaw ntawm cov qib no tsis raug xa mus rau -weld annealing, lossis yog tias qhov chaw thov muaj qhov kub ntawm 425-900 degree, ces 321 stainless hlau muaj kev tiv thaiv corrosion zoo dua.
Dab tsi yog 321 stainless hlau bar?
321 stainless hlau bar yog titanium -stabilized austenitic stainless hlau. Nws muaj oxidation zoo thiab corrosion kuj, tshwj xeeb tshaj yog nyob rau hauv siab - kub ib puag ncig. Lub titanium tiv thaiv kev tsim carbide. Cov yam ntxwv no ua rau nws zoo tagnrho rau kev siv siab - kub. Qib no ntawm stainless hlau feem ntau yog siv nyob rau hauv siab -kub ib puag ncig saum 800℃(1472℃F). Nws tuav nws lub zog thiab tiv thaiv thermal qaug zog. 321 stainless hlau tuav yog feem ntau siv nyob rau hauv aerospace, tshav kub exchangers, thiab pa systems. Nws ua tau zoo tshwj xeeb nyob rau hauv siab heev - qhov kub thiab txias.
Dab tsi yog 316 stainless hlau bar?
316 stainless hlau alloy bar yog austenitic stainless hlau uas muaj molybdenum. Nws yog lub npe hu rau nws zoo heev corrosion kuj. Qhov no ua rau nws tshwj xeeb tshaj yog nyob rau hauv marine thiab acidic ib puag ncig. Molybdenum txhim khu kev tiv thaiv rau pitting thiab crevice corrosion. Cov yam ntxwv no ua rau nws muaj kev xaiv zoo rau kev tuav cov tshuaj corrosive thiab hauv kev lag luam marine . 316 stainless steel round bars yog siv dav hauv marine, khoom noj khoom haus, tshuaj, thiab kev siv khoom siv kho mob. Nws muaj zog corrosion kuj ua rau nws nyiam cov khoom.
Chemical Composition ntawm 321 vs 316 Stainless Hlau Bar
| Element | Qib 316 Stainless Hlau | Qib 321 Stainless Hlau |
|---|---|---|
| C | 0.08 max | 0.08 max |
| Mn | max 2.00 Nws | max 2.00 Nws |
| Si | 0.75 max | 0.75 max |
| P | 0.045 max | 0.045 max |
| S | 0.030 max | 0.030 max |
| Cr | 16.00 – 18.00 | 17.00 – 19.00 |
| Ni | 10.00 – 14.00 | 9.00 – 12.00 |
| Mo | 2.00 – 3.00 | – |
| Ti | – | 5 * C – 0.70 |
Qhov sib npaug ntawm 321 thiab 316 Stainless Hlau Qws
| GB / T | 321 | 316 |
|---|---|---|
| ASTM / UNS | 321 / S32100 | 316 / S31600 |
| EN | X6CrNiTi18-10 (1.4541) | X5CrNiMo17-12-2 (1.4401) |
| JIS | TIAB SA 321 | TIAB SA 316 |
| GOST | 08Х18Н10Т | 03Х17Н14М3 |
Lub cev muaj zog ntawm 321 vs 316 Stainless Steel Bar
| Khoom | Qib 316 | Qib 321 |
|---|---|---|
| Qhov ceev (g / cm³) | 7.98 | 7.92 |
| Melting Point (zeeg) | 1398 – 1420 | 1398 – 1420 |
| Thaum tshav kub kub (J / kg·K) | 500 | 500 |
| Thermal conductivity (W / m · K) | 16.2 | 16.3 |
| Hluav taws xob tiv thaiv (µΩ·m) | 740 | 720 |
| Modulus ntawm Elasticity (GPa) | 193 | 193 |
| Poisson tus ratio | 0.3 | 0.3 |
| Thermal Expansion (10^-6 / K) | 16.5 – 16.7 | 16.5 – 16.9 |
Mechanical Properties of 321 Steel Qws vs 316 Stainless Steel Bar
| Khoom | Qib 316 | Qib 321 |
|---|---|---|
| Tensile zog (MPa) | 515 – 690 | 515 – 850 |
| Yield zog (0.2% offset) (MPa) | 205 – 260 | 205 – 230 |
| Elongation (%) | 30 – 40 | 35 – 40 |
| Hardness (Brinell HB) | Tsawg dua lossis sib npaug li 217 | Tsawg dua lossis sib npaug li 217 |
Qhov txawv ntawm 321 Stainless Steel Rods thiab 316 Stainless Steel Round Bars
Tam sim no peb muaj kev nkag siab yooj yim ntawm ob qib ntawm stainless hlau, cia peb muab piv rau ntau yam.
1. Corrosion Resistance
321 stainless hlau puag ncig tuav muaj oxidation zoo heev thiab corrosion kuj ntawm kub kub. Txawm li cas los xij, nws qhov kev tiv thaiv corrosion raug cuam tshuam rau hauv cov kua qaub lossis chloride - nplua nuj ib puag ncig.
316 stainless hlau puag ncig tuav tau zoo corrosion kuj, tshwj xeeb tshaj yog nyob rau hauv chloride thiab acidic ib puag ncig. Qhov no ua rau nws yog qhov kev xaiv zoo tshaj plaws rau kev siv dej hiav txwv thiab tshuaj lom neeg.
2. Thaum tshav kub kub tsis kam
321 stainless hlau rods: Kev ua tau zoo ntawm qhov kub siab txog 900 degree. Yog li ntawd, nws yog heev haum rau siv nyob rau hauv lub tshav kub exchangers thiab tso systems.
316 stainless hlau rods: Nws kuj muaj cov cua kub zoo, tab sis yog qhov zoo tshaj plaws rau kev siv nyob rau hauv nruab nrab kub txog li 800 degree.
3. Lub zog thiab kav ntev
Ob leeg 321 thiab 316 stainless hlau rods muaj zoo heev mechanical zog thiab durability. Txawm li cas los xij, 321 stainless hlau yog qhov tsim nyog rau siab - kub, siab - ib puag ncig kev ntxhov siab.
4. Weldability thiab Machinability
321 stainless hlau rods yog yooj yim rau weld thiab tsim. Txawm li cas los xij, tom qab-welding annealing yog pom zoo rau kev ua haujlwm zoo.
316 stainless hlau rods yog yooj yim rau weld dua 321 stainless hlau rods. Nws tsis xav tau tom qab-weld kho cua sov, uas ua rau nws ua tau yooj yim dua.
5. Cov ntawv thov
Ob leeg 321 thiab 316 stainless hlau rods yog dav siv nyob rau hauv ntau industries. Txawm li cas los xij, lawv ua tau zoo tshaj plaws hauv cov ntawv thov sib txawv. 321 stainless hlau feem ntau yog siv nyob rau hauv siab - qhov kub thiab txias. Nws zoo heev oxidation kuj thiab intergranular corrosion kuj ua rau nws zoo tagnrho rau siab -kub daim ntaub ntawv.
316 stainless hlau rods yog nyiam nyob rau hauv marine, tshuaj, thiab zaub mov kev lag luam. Nws superior chloride corrosion kuj ua rau nws haum rau marine khoom, kws machinery, zaub mov ua zaub mov, thiab tshuaj cia tank. Vim nws yooj yim ntawm kev tu thiab tu cev, nws kuj yog siv nyob rau hauv kev kho mob cog thiab cov tais diav hauv chav ua noj.
Gnee Steel tshwj xeeb hauv kev tsim khoom ntawm ntau yam khoom siv stainless hlau. Gnee Steel cov khoom ntim khoom suav nrog: Hlau Strapping: Cov kav dej nrog ib txoj kab uas hla ntawm 3 ntiv tes los yog tsawg dua yog feem ntau khi ua ke nrog polypropylene zaj duab xis los tiv thaiv xeb thaum thauj dej hiav txwv, thiab tom qab ntawd khi nrog cov hlua hlau. Ntoo Cases / Crates: Cov kav dej feem ntau yog ntim rau hauv cov rooj ntoo lossis cov thawv los tiv thaiv cov kav dej thaum lub sij hawm thauj mus los, tshwj xeeb tshaj yog cov uas ntev dua los yog muaj qhov loj dua. Seaworthy Export Ntim: Cov neeg muag khoom feem ntau siv cov txheej txheem seaworthy export ntim, uas tuaj yeem suav nrog ntau yam khoom siv thiab cov txheej txheem los tiv thaiv cov kav dej thaum thauj. Tarpaulin Ntim: Qhov no tiv thaiv los nag, dej hiav txwv, thiab lwm yam sab nraud los ntawm kev nkag mus rau lub thawv xa khoom thaum thauj. Gnee Steel tshwj xeeb hauv kev tsim thiab muag cov ntaub ntawv alloy. Gnee Steel cov khoom siv dav siv hauv aerospace, tshuaj, hluav taws xob, tsheb, thiab hluav taws xob nuclear, thiab peb tuaj yeem muab cov khoom siv alloy customized raws li cov neeg siv khoom xav tau. Rau cov khoom siv alloy pricing lossis customized alloy cov ntaub ntawv daws teeb meem, thov hu rau peb rau ib qho kev tsocai:ru@gneesteelgroup.com