AISI 304L Stainless hlau ntawv
General Properties
peb lub tuam txhab muab 304L Stainless hlau ntawv Alloy 304L ib T-300 series stainless hlau austenitic, uas muaj tsawg kawg yog 18% chromium thiab 8% npib tsib xee. Hom 304L muaj cov pa roj carbon siab tshaj plaws yog 0.030. Nws yog tus qauv "18/8 stainless" uas feem ntau pom nyob rau hauv cov lauj kaub thiab cov cuab yeej ua noj. Alloys 304L yog cov khoom siv ntau yam thiab siv dav hauv tsev neeg hlau stainless. Qhov zoo tshaj plaws rau ntau yam kev siv hauv tsev thiab kev lag luam, Alloys 304L nthuav tawm zoo heev corrosion kuj thiab muaj kev yooj yim ntawm fabrication, zoo formability. Lub austenitic stainless hlau tseem suav hais tias yog qhov feem ntau weldable ntawm high-alloy steels thiab tuaj yeem welded los ntawm tag nrho cov fusion thiab tsis kam vuam txheej txheem.
Cov khoom piav qhia:
Stainless hlau ntawv, No.1Stainless hlau phaj, 304/201/316/2205/409/310S Stainless hlau ntawv No.1 tiav, High Quality Thick 304/316L Hlau Sheet Kub Rolled No.1 Nto 316 Stainless Hlau Phaj,Stainless hlau phajMill tiav nto.304 Stainless hlau ntawv,304 Stainless Hlau Phaj, Qib 201 / 304 / 316L / 310S / 409 / 2205 ect, Daim ntawv Kho kom zoo nkauj, Daim ntawv steel, Kub Rolled ntawv, Cold Rolled ntawv, Anti-Corrision Steel ntawv, Anti-xeb stainless hlau ntawv. 304 Stainless Steel Phaj, 304 Sheets thiab Coils hauv Kub Rolled (HR) thiab Cold Rolled (CR) Cov Txheej Txheem No.1 Finish, No.1 Finish, No.2B Finish, No.
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Specification: UNS S30403
Daim ntawv thov:
Alloy 304L Stainless Hlau yog siv nyob rau hauv ntau yam hauv tsev thiab kev lag luam daim ntaub ntawv, xws li:
Cov khoom siv ua zaub mov, tshwj xeeb tshaj yog hauv npias brewing, ua mis nyuj, thiab ua cawv
Cov rooj tog zaum hauv chav ua noj, dab dej, troughs, khoom siv, thiab khoom siv
Architectural trim thiab molding
Automotive thiab aerospace structural siv
Cov khoom siv hauv tsev loj
Cov thawv ntim tshuaj, suav nrog rau kev thauj mus los
Thaum tshav kub kub exchangers
Ceev, bolts, screws, thiab lwm yam fasteners nyob rau hauv marine ib puag ncig
Kev lag luam dyeing
Woven los yog welded cov ntxaij vab tshaus rau mining, quarrying & dej pom
Qauv:
ASTM / ASME: S30403
PEB: 1.4303
AVNOUR: Z2 CN 18.10
DIN: X2 CrNi 19 11
Corrosion Resistance:
Kev tiv thaiv corrosion hauv oxidizing ib puag ncig yog los ntawm 18 mus rau 19% chromium uas 304 alloys muaj.
Kev tsis kam mus rau cov organic acids tsis zoo yog qhov tshwm sim ntawm 9 txog 11% npib tsib xee uas 304 alloys muaj.
Qee lub sij hawm, alloy 304L tuaj yeem pom qhov qis qis dua qhov siab dua carbon Alloy 304; txwv tsis pub, 304, 304L, thiab 304H tej zaum yuav raug suav hais tias ua tau zoo ib yam hauv feem ntau qhov chaw corrosive.
Alloy 304L yog qhov zoo dua rau kev siv nyob rau hauv ib puag ncig txaus corrosive los ua intergranular corrosion ntawm welds thiab tshav kub-tshem tawm tsam ntawm cov alloys raug.
Thaum tshav kub kub Resistance:
Zoo oxidation kuj nyob rau hauv intermittent kev pab rau 1600 ° F thiab nyob rau hauv tas li ntawd mus rau 1690 ° F.
Kev siv txuas ntxiv ntawm 304 hauv 800-1580 ° F ntau yam tsis pom zoo yog tias tom qab aqueous corrosion kuj tseem ceeb.
Qib 304L yog tiv taus ntau dua rau cov nag lossis daus thiab tuaj yeem ua kom sov rau hauv qhov kub thiab txias.
Cov khoom ntawm 304 Alloy
Welding yam ntxwv:
Cov khoom siv vuam zoo heev; post-weld annealing tsis tas yuav tsum tau thaum vuam nyias ntu. Ob qhov kev txiav txim siab tseem ceeb hauv kev tsim cov pob qij txha hauv austeniticstainless hlauyog:
preservation ntawm corrosion kuj
zam kev tawg
Processing - Kub forming:
Rau forging, kub uniformity rau 2100 / 2300 ° F
Tsis txhob forge hauv qab 1700 ° F
Forging tuaj yeem ua cua txias yam tsis muaj kev phom sij ntawm kev tawg
Kev Ua Haujlwm - Cold forming:
Nws cov qauv austenitic tso cai rau nws ua kom sib sib zog nqus tsis muaj qhov nruab nrab annealing, Ua qhov no stainless hlau qib ntawm kev xaiv hauv kev tsim cov dab dej, hollow-ware thiab saucepans.
Cov qhab nia no ua haujlwm hnyav sai. Txhawm rau txo cov kev ntxhov siab uas tsim los ntawm kev sib sau loj lossis kev sib tw, cov khoom yuav tsum yog tag nrho annealed los yog kev ntxhov siab nyem annealed sai li sai tau tom qab tsim.
Machineability:
Kev siv cov chips tawg yog qhia vim hais tias cov chips tuaj yeem ua stringy. Stainless hlau ua hauj lwm harden ceev, hnyav zoo feeds, ntse tooling, thiab ib tug nruj set-up yuav tsum tau siv.of txiav hauv qab ntawm cov ua hauj lwm-hardened txheej uas tshwm sim los ntawm yav dhau los passes.
Chemical Properties:
| daim ntawv thov: Kev tsim kho thiab kho kom zoo nkauj | |||||||||||
| pecification | Qib Steel | C% | Si% | Mn% | P% | S% | Cr% | Ni% | Mo% | Ti% | Lwm yam |
| Max. | Max. | Max. | Max. | Max. | |||||||
| JIS | SUS 301 | 0.15 | 1 | 2 | 0.045 ib | 0.03 ib | 16.00-18.00 Nws | 6.00-8.00 Nws | |||
| g4303 ua | SUS 302 | 0.15 | 1 | 2 | 0.045 ib | 0.03 ib | 17.00-19.00 Nws | 8.00-10.00 Nws | |||
| g4304 ua | SUS 304 | 0.08 ib | 1 | 2 | 0.045 ib | 0.03 ib | 18.00-20.00 Nws | 8.00-10.50 Nws | |||
| g4305 ua | SUS 304 L | 0.03 ib | 1 | 2 | 0.045 ib | 0.03 ib | 18.00-20.00 Nws | 9.00-13.00 Nws | |||
| g4312 ua | SUS304J 3 | 0.08 ib | 1 | 2 | 0.045 ib | 0.03 ib | 17.00-19.00 Nws | 8.00-10.50 Nws | Kub: 1.00-3.00 | ||
| TIAB SA 309 | 0.2 | 1 | 2 | 0.045 ib | 0.03 ib | 22.00-24.00 Nws | 12.00-15.00 Nws | ||||
| SUS 309 S | 0.08 ib | 1 | 2 | 0.045 ib | 0.03 ib | 22.00-24.00 Nws | 12.00-15.00 Nws | ||||
| TIAB SA 310 | 0.25 | 1.5 | 2 | 0.045 ib | 0.03 ib | 24.00-26.00 Nws | 19.00-22.00 Nws | ||||
| SUS 310 S | 0.08 ib | 1.5 | 2 | 0.045 ib | 0.03 ib | 24.00-26.00 Nws | 19.00-22.00 Nws | ||||
| SUS 316 | 0.08 ib | 1 | 2 | 0.045 ib | 0.03 ib | 16.00-18.00 Nws | 10.00-14.00 Nws | 2.00-3.00 Nws | |||
| SUS 316L | 0.03 ib | 1 | 2 | 0.045 ib | 0.03 ib | 16.00-18.00 Nws | 12.00-15.00 Nws | 2.00-3.00 Nws | |||
| SUS 317 | 0.08 ib | 1 | 2 | 0.045 ib | 0.03 ib | 18.00-20.00 Nws | 11.00-15.00 Nws | 3.00-4.00 Nws | |||
| SUS 321 | 0.08 ib | 1 | 2 | 0.045 ib | 0.03 ib | 17.00-19.00 Nws | 9.00-13.00 Nws | 5 * C Min. | |||
| SUS 347 | 0.08 ib | 1 | 2 | 0.045 ib | 0.03 ib | 17.00-19.00 Nws | 9.00-13.00 Nws | Nb: 10 * C Min. | |||
| SUSXM 7 | 0.08 ib | 1 | 2 | 0.045 ib | 0.03 ib | 17.00-19.00 Nws | 8.50-10.50 Nws | Kub: 3.00-4.00 | |||
| TIAB SA 409 | 0.08 ib | 1 | 1 | 0.04 ib | 0.03 ib | 10.50-11.75 dr hab | 6 * C rau 0.75 | ||||
| SWB 409L | 0.03 ib | 1 | 1 | 0.04 ib | 0.03 ib | 10.50-11.75 dr hab | 6 * C rau 0.75 | ||||
| SUS 410 | 0.15 | 1 | 1 | 0.04 ib | 0.03 ib | 11.50-13.50 dr hab | |||||
| SUS420J1 | 0.16-0.25 dr hab | 1 | 1 | 0.04 ib | 0.03 ib | 12.00-14.00 Nws | |||||
| SUS420J2 | 0.26-0.40 Nws | 1 | 1 | 0.04 ib | 0.03 ib | 12.00-14.00 Nws | |||||
| SUS 430 | 0.12 | 0.75 ib | 1 | 0.04 ib | 0.03 ib | 16.00-18.00 Nws | |||||
| SUS 434 | 0.12 | 1 | 1 | 0.04 ib | 0.03 ib | 16.00-18.00 Nws | 0.75-1.25 Nws | ||||
| ASTM Specification | |||||||||||
| Specification | Qib Steel | C% | Si% | Mn% | P% | S% | Cr% | Ni% | Mo% | Ti% | Lwm yam |
| Max. | Max. | Max. | Max. | Max | |||||||
| ASTM | S30100 | 0.15 | 1 | 2 | 0.045 ib | 0.03 ib | 16.00-18.00 Nws | 6.00-8.00 Nws | N: 0.10 hli | ||
| A240 | S30200 | 0.15 | 0.75 ib | 2 | 0.045 ib | 0.03 ib | 17.00-19.00 Nws | 8.00-10.00 Nws | N: 0.10 hli | ||
| S30400 | 0.08 ib | 0.75 ib | 2 | 0.045 ib | 0.03 ib | 18.00-20.00 Nws | 8.00-10.5 Nws | N: 0.10 hli | |||
| S30403 | 0.03 ib | 0.75 ib | 2 | 0.045 ib | 0.03 ib | 18.00-20.00 Nws | 8.00-12.00 Nws | N: 0.10 hli | |||
| S30908 | 0.08 ib | 0.75 ib | 2 | 0.045 ib | 0.03 ib | 22.00-24.00 Nws | 12.00-15.00 Nws | ||||
| S31008 | 0.08 ib | 1.5 | 2 | 0.045 ib | 0.03 ib | 24.00-26.00 Nws | 19.00-22.00 Nws | ||||
| S31600 Nws | 0.08 ib | 0.75 ib | 2 | 0.045 ib | 0.03 ib | 16.00-18.00 Nws | 10.00-14.00 Nws | 2.00-3.00 Nws | N: 0.10 hli | ||
| S31603 | 0.03 ib | 0.75 ib | 2 | 0.045 ib | 0.03 ib | 16.00-18.00 Nws | 10.00-14.00 Nws | 2.00-3.00 Nws | N: 0.10 hli | ||
| S31700 Nws | 0.08 ib | 0.75 ib | 2 | 0.045 ib | 0.03 ib | 18.00-20.00 Nws | 11.00-15.00 Nws | 3.00-4.00 Nws | N: 0.10 hli | ||
| S32100 | 0.08 ib | 0.75 ib | 2 | 0.045 ib | 0.03 ib | 17.00-19.00 Nws | 9.00-12.00 Nws | 5 * (C + N) Min. | N: 0.10 hli | ||
| 0.70 Max | |||||||||||
| S34700 Nws | 0.08 ib | 0.75 ib | 2 | 0.045 ib | 0.03 ib | 17.00-19.00 Nws | 9.00-13.00 Nws | Cb: 10 * CM hauv. | |||
| Max 1.00 Nws | |||||||||||
| S40910 | 0.03 ib | 1 | 1 | 0.045 ib | 0.03 ib | 10.50-11.70 dr hab | 0.5 Max | Ti: 6 * Cm. | |||
| 0.5 Max. | |||||||||||
| S41000 | 0.15 | 1 | 1 | 0.04 ib | 0.03 ib | 11.50-13.50 dr hab | 0.75 Max | ||||
| S43000 | 0.12 | 1 | 1 | 0.04 ib | 0.03 ib | 16.00-18.00 Nws | 0.75 Max | ||||
Kev kho deg:
| Nws | Nto xov | Txheej txheej txheej | Daim ntawv thov tseem ceeb |
| NO.1 | HR | Kev kho cua sov tom qab kub dov, pickling, los yog nrog kev kho mob | Rau tsis muaj lub hom phiaj ntawm gloss nto |
| NO.2D | Tsis muaj SPM | Txoj kev kho cua sov tom qab txias dov, pickling nto rau cov menyuam nrog ntaub plaub los yog nws thiaj li lub teeb dov ib tug matte nto ua | Cov khoom siv dav dav, cov khoom siv hauv tsev. |
| NO. 2B | Tom qab SPM | Muab No.2 ua cov ntaub ntawv tsim nyog txoj kev ntawm lub teeb txias txias | Cov ntaub ntawv dav dav, cov khoom siv hauv tsev (feem ntau ntawm cov khoom raug ua tiav) |
| BA | Bright annealed | Bright kev kho mob tom qab txias dov, thiaj li yuav ci ntsa iab, txias lub teeb nyhuv | Automotive qhov chaw, khoom siv hauv tsev, tsheb, khoom siv kho mob, khoom noj khoom haus |
| NO.3 | Ci iab, coarse grain ua | NO.2D lossis NO.2B ua cov ntoo No. 100-120 polishing abrasive sib tsoo siv | Cov khoom siv hauv tsev, khoom siv hauv tsev |
| NO.4 | Tom qab CPL | NO.2D lossis NO.2B ua cov ntoo No. 150-180 polishing abrasive sib tsoo siv | Cov khoom siv hauv tsev, khoom siv hauv chav ua noj, tsheb, khoom siv kho mob, khoom noj khoom haus |
| 240 # | Sib tsoo ntawm cov kab zoo | NO.2D lossis NO.2B ua cov ntoo 240 polishing abrasive sib tsoo siv | Cov khoom siv hauv chav ua noj |
| 320# | Ntau tshaj 240 kab sib tsoo | NO.2D lossis NO.2B ua cov ntoo 320 polishing abrasive sib tsoo siv | Cov khoom siv hauv chav ua noj |
| 400 # | Ze rau BA luster | MO.2B ntoo 400 polishing log polishing txoj kev | Cov khoom siv hauv tsev, chav ua noj |
| HL (hais plaub hau) | Polishing kab muaj kev ua haujlwm ntev | Nyob rau hauv ib tug haum loj (feem ntau yog No. 150-240 grit) abrasive daim kab xev rau ntev li ntev raws li cov plaub hau, muaj ib tug nruam txheej txheem ntawm polishing kab. | Cov khoom siv hauv tsev feem ntau ua |
| NO.6 | NO.4 kev ua haujlwm tsawg dua qhov kev xav, kev ploj mus | NO.4 ua cov khoom siv rau polishing Tampico txhuam | Cov khoom siv hauv tsev, kho kom zoo nkauj |
| NO.7 | Highly meej reflectance daim iav ua | No. 600 ntawm cov rotary buff nrog polishing | Cov khoom siv hauv tsev, kho kom zoo nkauj |
| NO.8 | Siab tshaj reflectivity iav tiav | Cov khoom zoo ntawm cov khoom siv abrasive hauv kev txiav txim polishing, iav polishing nrog polishing | Cov khoom siv hauv tsev, kho kom zoo nkauj, iav |
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