ASTM A312 TP304 Welded Stainless hlau yeeb nkab SCH 40Syog ib qho ntawm feem ntau siv stainless hlau piping khoom nyob rau hauv industrial piping systems. Manufactured raws li lubASTM A312 txuj, TP304 welded kav muaj kev tiv thaiv corrosion zoo heev, txhim khu kev qha txhua yam lub zog, thiab tus nqi- ua haujlwm tau zoo rau ntau yam kev siv xws li kev ua tshuaj, kev ua zaub mov, kev kho dej, thiab cov kav dej ua haujlwm.
CovTeem caij 40S (SCH 40S)phab ntsa thickness yog ib qho kev qhia dav dav rau cov kav hlau tsis muaj steel siv hauv nruab nrab - cov tshuab siab. Piv nrog rau cov kav dej seamless, welded stainless hlau kav muab qhov zoo sib xws ntawm qhov sib xws thiab tau siv dav hauv cov haujlwm loj - nplai engineering vim lawv cov nqi sib tw thiab kev ua tau zoo.
Cov lus qhia tshwj xeeb no muab cov ntsiab lus dav dav ntawmASTM A312 TP304 SCH 40S welded stainless hlau kav, suav nrog qhov ntev, cov khoom muaj pes tsawg leeg, cov khoom siv kho tshuab, kev ntsuas siab, cov txheej txheem tsim khoom, thiab cov ntawv thov kev lag luam los pab cov neeg yuav khoom thoob ntiaj teb B2B txiav txim siab yuav khoom.
ASTM A312 TP304 Welded Stainless hlau yeeb nkab yog dab tsi?
ASTM A 312 Cov Lus Qhiayog tus txheej txheem thoob ntiaj teb npogseamless, welded, thiab txias hnyav -ua haujlwm austenitic stainless hlau kavnpaj rau siab -kub thiab corrosive kev pab cuam.
TP304 Stainless hlauyog cov feem ntau siv stainless hlau qib nyob rau hauv lub300 series stainless hlau tsev neeg. Nws muaj kwv yees li18% chromium thiab 8% npib tsib xee, muab muaj zog corrosion kuj thiab zoo heev formability.
Cov yam ntxwv tseem ceeb
Zoo heev corrosion kuj nyob rau hauv feem ntau ib puag ncig
Zoo weldability thiab fabrication kev ua tau zoo
Muaj zog mechanical zog thiab durability
Haum rau cov kav dej huv thiab kev lag luam
Tus nqi -zoo piv nrog cov qib siab dua alloy zoo liTP316 Stainless hlau
SCH 40S txhais li cas?
Cov yeeb nkab sij hawm txhais covphab ntsa thickness ntawm cov yeeb nkab.
SCH 40 Syog ib qho stainless-steel- lub sij hawm tshwj xeeb uas tau teev tseg hauv qab noASME B36.19M.
Piv nrogcarbon steel kav raws li ASME B36.10M, stainless hlau kav siv sij hawm nrog ib"S" lus, xws li:
SCH 5 S
SCH 10 S
SCH 40 S
SCH 80 S
SCH 40S muabnruab nrab phab ntsa thickness, sib npaugsiab tsis kam thiab cov khoom siv nqi.
ASTM A312 TP304 SCH 40S Yeeb Nkab Dimensions
Hauv qab no yog daim ntawv qhia dimension raws liASME B36.19M.
ASTM A312 TP304 SCH 40S Yeeb Nkab Loj Daim Ntawv Qhia
| NPS (Inch) | Sab nraud txoj kab uas hla (mm) | Phab ntsa Thickness SCH 40S (mm) | Qhov hnyav (kg / m) | Phab ntsa Thickness (inch) |
|---|---|---|---|---|
| 1/2" | 21.3 | 2.77 | 1.27 | 0.109 |
| 3/4" | 26.7 | 2.87 | 1.69 | 0.113 |
| 1" | 33.4 | 3.38 | 2.50 | 0.133 |
| 1-1/4" | 42.2 | 3.56 | 3.38 | 0.140 |
| 1-1/2" | 48.3 | 3.68 | 4.05 | 0.145 |
| 2" | 60.3 | 3.91 | 5.44 | 0.154 |
| 2-1/2" | 73.0 | 5.16 | 8.63 | 0.203 |
| 3" | 88.9 | 5.49 | 11.29 | 0.216 |
| 4" | 114.3 | 6.02 | 16.07 | 0.237 |
| 6" | 168.3 | 7.11 | 28.26 | 0.280 |
| 8" | 219.1 | 8.18 | 42.55 | 0.322 |
Nco tseg: Qhov tseeb qhov ntev yuav txawv me ntsis nyob ntawm kev tsim khoom kam rau ua.
Tshuaj muaj pes tsawg leeg ntawm TP304 Stainless hlau
Raws liASTM A 312 Cov Lus Qhia, cov tshuaj muaj pes tsawg leeg ntawm TP304 stainless hlau yog raws li nram no:
| Element | Cov ntsiab lus (%) |
|---|---|
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.08 |
| Chromium (Cr) | 18.0 – 20.0 |
| Nickel (Ni) | 8.0 – 11.0 |
| Manganese (Mn) | Tsawg dua lossis sib npaug li 2.0 |
| Silicon (Si) | Tsawg dua los yog sib npaug rau 1.0 |
| Phosphorus (P) | Tsawg dua lossis sib npaug li 0.045 |
| Sulfur (S) | Tsawg dua lossis sib npaug li 0.030 |
Cov ntsiab lus siab chromium ua rau ativ thaiv oxide txheej, uas ho txhim kho corrosion kuj.
Mechanical Properties ntawm ASTM A312 TP304 Pipes
| Khoom | Tus nqi |
|---|---|
| Tensile zog | Ntau dua lossis sib npaug li 515 MPa |
| Yield zog | Ntau dua lossis sib npaug li 205 MPa |
| Elongation | Ntau dua lossis sib npaug li 35% |
| Hardness | Tsawg dua lossis sib npaug rau 201 HB |
Cov khoom siv kho tshuab no tso cai rau TP304 cov kav dej kom ua tau zoo hauv qabkev kub siab thiab kub ib puag ncig.
Kev tsim cov txheej txheem ntawm TP304 Welded Stainless hlau kav
Welded stainless hlau kav feem ntau yog tsim los ntawm cov txheej txheem hauv qab no:
Cov kauj ruam tsim khoom
Stainless hlau coil slitting
Kev sib sau ua cov yeeb nkab
Tsis siv neeg TIG lossis laser vuam
Weld seam kev kho cua sov
Tsis yog -kev kuaj kev puas tsuaj (NDT)
Nto xov thiab polishing
Dimensional soj ntsuam
Kev ntsuam xyuas hydrostatic
Cov kab ntau lawm ua kom zoo ib yam uas ua tau raws lithoob ntiaj teb cov qauv kev lag luam.
Kev siv ntawm ASTM A312 TP304 SCH 40S Pipes
Vim nws zoo heev corrosion kuj thiab mechanical zog, TP304 welded stainless hlau kav yog dav siv nyob rau hauv ntau yam lag luam.
Cov ntawv thov siv
Roj thiab roj pipelines
Cov kav dej yog siv rauqis - mus rau - nruab nrab siab siab kev thauj mus losnyob rau hauv refinery thiab petrochemical nroj tsuag.
Kev lag luam zaub mov thiab dej haus
Cov khoom tu cev ntawm stainless hlau ua TP304 zoo tagnrho raucov kav dej ua zaub mov.
Kev kho dej
Siv raumunicipal water supply pipelinesthiab cov chaw desalination.
Tshuaj ua cov nroj tsuag
Resistant mus rau ntau yam tshuaj thiab acidic ib puag ncig.
Kev tsim kho thiab kev siv vaj tse
Siv nyob rau hauv architectural lug, railings, thiab industrial moj khaum.
Welded vs Seamless Stainless hlau kav
| Feature | Welded yeeb nkab | Seamless Yeeb Nkab |
|---|---|---|
| Kev tsim khoom | Phaj los yog coil welded | Hlau extrusion |
| Nqi | qis | Siab dua |
| Dimensional raug | Siab | Nruab nrab |
| Loj txoj kab uas hla muaj | Zoo heev | txwv |
| Kev siv | Industrial kav dej | High -siab tshuab |
Rau ntau daim ntawv thov kev lag luam,welded kav muab kev ua tau zoo txaus ntawm tus nqi qis.
Kev tshuaj xyuas thiab kev ruaj ntseg zoo
High -cov tuam txhab tsim khoom ua tau zoo cov txheej txheem tswj xyuas kom ua tau raws liASTM A 312 Cov Lus Qhia.
Cov txheej txheem tshuaj ntsuam xyuas
Tshuaj ntsuam xyuas muaj pes tsawg leeg
Kev ntsuam xyuas cov cuab yeej cuab tam
Kev kuaj ultrasonic (UT)
Eddy tam sim no xeem (ET)
Kev ntsuas hydrostatic siab
Dimensional soj ntsuam
Surface defect tshuaj xyuas
Feem ntau cov khoom xa tawm tuaj yeem muab tauthib peb-cov kev pabcuam tshuaj xyuas tog, suav nrog kev txheeb xyuas los ntawmSGS, Bureau Veritas, los yogTÜV.
Qhov zoo ntawm ASTM A312 TP304 SCH 40S Cov kav dej rau B2B Cov neeg yuav khoom
Qhov tseem ceeb ntawm kev yuav khoom zoo
Kev ua raws cai thoob ntiaj teb
Ua raws li kev lees paub thoob ntiaj teb cov qauv xws liASTM A 312 Cov Lus QhiathiabASME B36.19M.
Muaj dav
Cov khoom lag luam loj loj xws li los ntawm1/2 nti rau 24 nti.
Muaj zog corrosion kuj
Haum rau cov av noo, acidic, thiab marine ib puag ncig.
Tus nqi -kev daws teeb meem zoo
Tus nqi qis dua piv nrog qib siab - alloy stainless hlau qib.
Lub neej ua haujlwm ntev
Stainless hlau kav dej muaj kev ua haujlwm zoo heev thiab kev saib xyuas tsis tshua muaj.
Cov lus nug nquag nug (FAQ)
1. Dab tsi yog qhov txawv ntawm TP304 thiab TP304L stainless hlau kav?
TP304L Stainless hlaumuaj qis carbon cov ntsiab lus, uas txo qhov kev pheej hmoo ntawmintergranular corrosion tom qab vuam.
2. Puas yog welded stainless hlau kav muaj zog txaus rau kev siv?
Yog lawm. Niaj hnub nimno welding tshuab ua kom cov kav dej welded tau raws li cov cuab yeej cuab tam nruj raws li tau teev tseg hauvASTM A 312 Cov Lus Qhia.
3. Dab tsi kev lag luam feem ntau siv cov kav dej SCH 40S?
Kev lag luam muaj xws li:
Roj thiab roj
Kev ua tshuaj lom neeg
Kev tsim khoom noj
Kev kho dej
Kev tsim kho
4. Cov kav dej TP304 puas tuaj yeem siv rau hauv qhov chaw siab - qhov kub thiab txias?
Yog lawm. TP304 stainless hlau ua tau zoo nyob rau hauv qhov kub thiab txias mus txog870℃hauv kev pabcuam tsis sib xws.
5. Dab tsi saum npoo tiav rau cov kav hlau stainless?
Common finishes muaj xws li:
Pickled
Polished
Txhuam
Daim iav tiav
6. Ntev npaum li cas ntawm ASTM A312 kav?
Standard kav ntev muaj xws li:
6 meters (20 ft)
12 m (40 ft)
Kev cai ntev yog muaj raws li qhov kev thov.
7. Cov kav hlau stainless puas yuav tsum muaj cov txheej txheem tiv thaiv?
Tsis yog. Stainless hlau ib txwm ua acorrosion-resistant chromium oxide txheej, tshem tawm qhov xav tau ntawm cov txheej txheej.
8. Cov kav dej TP304 puas tuaj yeem txuas tau yooj yim?
Yog lawm. TP304 stainless hlau muaj qhov zoo tshaj plaws weldability thiab tuaj yeem welded sivTIG, MIG, thiab arc vuam txheej txheem.
