ASTM A270 Sanitary Stainless Hlau Tubing Qhia
ASTM A270/A270Myog cov khoom siv tshwj xeeb rau seamless, welded thiab txias hnyav -ua haujlwm stainless hlau tu tubing siv hauv kev ua haujlwm tu cev.
Nws yog feem ntau cuam tshuam nrog cov khoom noj siv mis thiab khoom noj khoom haus- cov khoom siv ua cov khoom siv uas lub raj huv huv, sab hauv qhov zoo, kev tiv thaiv corrosion, weld mob thiab kev huv huv yog qhov tseem ceeb rau kev ua haujlwm ruaj khov.
ASTM A270 Ceev Reference
| Lub npe tag nrho | Txheem Specification rau Seamless thiab Welded Austenitic thiab Ferritic / Austenitic Stainless Steel Sanitary Tubing |
| Tsab ntawv tam sim no | ASTM A270 / A270M-24 thaum lub sijhawm luam tawm |
| Cov ntaub ntawv khoom | Seamless, welded thiab txias hnyav -ua haujlwm welded tu tubing |
| Cov tsev neeg khoom siv | Austenitic thiab ferritic / austenitic stainless hlau |
| Kev lag luam tseem ceeb | Cov khoom siv mis nyuj, zaub mov, dej haus thiab khoom siv tu cev |
| Kev siv tshuaj | Pharmaceutical quality tej zaum yuav thov raws li qhov yuav tsum tau ua ntxiv |
| Qhov loj tshaj tus qauv | Mus txog thiab suav nrog 12 hauv. lossis kwv yees li 300 mm sab nraud |
| Nto xaiv | Mill tiav, mechanically polished tag, teev grit, electropolished tiav los yog siab tshaj Ra yuav tsum tau |
| Tube kev ntseeg siab | Hydrostatic los yog nondestructive electric kuaj raws li muaj |
ASTM A270 npog dab tsi?
ASTM A270 npog stainless hlau sanitary tubing npaj rau kev tu cev uas cov khoom sib kis, residue retention, corrosion thiab tu kom zoo yuav tsum tau tswj.
Tus qauv chaw nyob:
- Cov ntaub ntawv qib thiab tshuaj muaj pes tsawg leeg
- Seamless, welded los yog txias heev - ua haujlwm tsim
- Thaum tshav kub kub-kev kho mob
- Weld manufacturing thiab weld-zone xav tau
- Mechanical thiab tube- kev ntsuas kev ncaj ncees
- Sab hauv thiab sab nrauv tiav
- Qhov siab tshaj plaws - roughness yuav tsum tau thaum txiav txim
- Dimensions, kam rau ua, cim thiab cov ntaub ntawv
Tus qauv yog qhov tshwj xeeb tshaj yog thaum lub raj sab hauv qhov chaw tiv tauj cov zaub mov, dej haus, khoom noj siv mis, tshuaj ntxuav lossis lwm cov txheej txheem xov xwm uas yuav tsum tau tswj kev huv.
Vim li cas Sanitary Tubing txawv ntawm General -Service Tubing?
General - kev pabcuam tubing feem ntau xaiv raws li kev tiv thaiv corrosion, kub, siab thiab qhov yuav tsum tau muaj. Cov kav dej huv yuav tsum txhawb nqa kev tu kom zoo thiab txo qhov chaw nyob qhov twg cov khoom seem, kab mob lossis cov txheej txheem sib kis tuaj yeem sib sau.
| Kev xav tau | Vim Li Cas Nws Tseem Ceeb |
|---|---|
| Smooth sab hauv | Txo cov residue tuav thiab txhawb kev tu kom zoo |
| Tswj weld profile | Limits internal projections, crevices thiab inconsistent flow cheeb tsam |
| Nto-cov ntaub ntawv tiav | Paub meej tias tus neeg kho tshuab polish, electropolish los yog siab tshaj roughness |
| Khoom siv traceability | Txuas cov tubing tiav rau cov khoom siv cua sov thiab cov ntaub ntawv tshuaj xyuas |
| Ntxuav tes thiab ntim khoom | Pab tiv thaiv qhov ua tiav ntawm cov av, cov kab mob hlau thiab kev thauj mus los puas |
Yog li ntawd, lub raj dej huv yog txhais los ntawm ntau tshaj nws cov qib stainless hlau. Txoj kev tsim khoom, sab hauv weld mob, nto tiav, roughness, tshuaj xyuas thiab ntim yuav tsum tau ua raws li daim ntawv thov.
ASTM A270 Txoj Kev Ua Haujlwm
ASTM A270 tso cai rau peb txoj hauv kev cov khoom tseem ceeb: seamless, welded thiab hnyav heev - ua haujlwm welded tubing.
| Cov Khoom Muag | Manufacturing Description | Kev xav txog kev yuav khoom |
|---|---|---|
| Seamless | Tsim tsis muaj vuam ntawm txhua theem | Siv qhov chaw seamless tsim los ntawm tus tsim lossis cov neeg siv khoom tshwj xeeb |
| Welded | Ua los ntawm kev siv vuam tsis siv neeg tsis muaj qhov sib ntxiv ntawm cov khoom siv hlau | Internal weld mob, kev kho cua sov thiab qhov kawg saum npoo yuav tsum tau qhia meej meej |
| Txias hnyav heev - ua haujlwm welded | Kev ua haujlwm txias yog siv rau ntawm phab ntsa thiab weld ua ntej kawg annealing | Tej zaum yuav muab ib qho chaw weld ntau dua thiab tswj qhov ntev |
Welded sanitary raj tuaj yeem tsim nyog rau kev tu cev thaum vuam tsis siv neeg, vuam - hlaws tswj, kev kho cua sov, polishing thiab tshuaj xyuas kom raug thiab ua tiav.
Feem ntau ASTM A270 Stainless Hlau Qib
Kev xaiv cov khoom nyob ntawm cov txheej txheem dej, chloride concentration, tshuaj ntxuav, kev khiav hauj lwm kub, vuam yuav tsum tau thiab lub neej yuav tsum tau kev pab.
| Qib | Cov yam ntxwv dav dav | Tej yam kev xaiv xaiv |
|---|---|---|
| TIAB SA 304 | General -lub hom phiaj austenitic stainless hlau nrog zoo fabrication yam ntxwv | Cov zaub mov nruab nrab thiab cov khoom noj siv mis nrog kev tswj cov tshuaj chloride |
| TP 304 L | Tsawg-carbon version ntawm TP304 | Welded kev tu cev qhov chaw uas tiv thaiv rhiab heev yog qhov tseem ceeb |
| TIAB SA 316 | Molybdenum-cov kabmob qib nrog txhim kho hauv cheeb tsam corrosion kuj | Xav tau ntau cov tshuaj ntxuav thiab cov tshuaj chloride- muaj ib puag ncig |
| TP 316 L | Tsawg-carbon molybdenum-cov qib austenitic | Khoom noj khoom haus, dej haus, khoom noj siv mis thiab cov txheej txheem tu cev nrog rau kev vuam dav |
| Qib Duplex | Siab dua -lub zog ferritic/austenitic stainless hlau | Xaiv cov txheej txheem nruj heev ib puag ncig yuav raug pom zoo los ntawm engineering |
ASTM A270 Nto Finish Options
Nto tiav yog ib qho ntawm cov yam ntxwv ntawm ASTM A270 tu tubing. Tus neeg yuav khoom tuaj yeem hais meej zeb tiav, cov khoom siv polished nto, electropolished nto los yog qhov siab tshaj plaws roughness - qhov xav tau nruab nrab.
| Hom tiav | Kev piav qhia | Kev xav txog kev yuav khoom |
|---|---|---|
| Mill tiav | Nto tsim los ntawm kev tsim khoom thiab cua sov- txoj kev kho | Paub meej tias qhov tshwm sim Ra thiab qhov tshwm sim ua tau raws li cov txheej txheem yuav tsum tau ua |
| Mechanically polished | Deg refined siv abrasive polishing ua haujlwm | Qhia qhov grit sequence, zaum kawg grit thiab siab tshaj plaws roughness qhov xav tau |
| Tsis yog . 80, 120, 180 lossis 240 grit | Abrasive tiav txheeb xyuas los ntawm nominal kawg polishing grit | Grit xaiv ib leeg tsis lav qhov tshwj xeeb Ra tus nqi |
| Electropolished | Electrochemical kev kho mob uas tshem tawm cov txheej txheem tswj | Qhia meej seb tus ID, OD lossis ob qhov chaw yuav tsum tau electropolishing |
| Maximum Ra tiav | Nto tswj los ntawm qhov siab tshaj plaws roughness - tus nqi nruab nrab | Qhia qhov txwv Ra, ntsuas kev taw qhia, qauv qauv thiab daim ntawv qhia yuav tsum tau ua |
Longitudinal polishing thiab circumferential polishing tsim cov qauv sib txawv. Sab hauv, sab nrauv los yog ob qho tib si yuav tsum tau polishing nyob ntawm daim ntawv thov thiab kev yuav khoom specification.
Polishing Grit thiab Nto Roughness tsis zoo ib yam
Abrasive grit txheeb xyuas cov abrasive siv thaum lub sijhawm polishing kawg. Surface roughness yog ib qho kev ntsuas, feem ntau qhia raws li Ra.
Ob lub raj polished siv tib lub nominal grit yuav muaj qhov sib txawv kawg roughness vim yog:
- Thawj zeb nto
- Tus naj npawb ntawm polishing kauj ruam
- Abrasive mob thiab polishing siab
- Polishing kev taw qhia
- Weld-bead condition
- Kev ntsuas kev taw qhia thiab ntsuas ntsuas
Mechanically Polished vs Electropolished Tubing
| Qhov xwm txheej | Mechanical Polishing | Electropolishing |
|---|---|---|
| Txheej txheem | Siv cov xov xwm abrasive los kho qhov chaw | Siv cov txheej txheem electrochemical kom tshem tawm cov txheej txheem txheej txheem |
| Nto qauv | Tej zaum yuav khaws cov kev taw qhia polishing kab | Muaj peev xwm txo qhov microscopic nto peaks thiab txhim kho nto uniformity |
| Hom specification | Qhov kawg grit thiab siab tshaj Ra | Ua ntej- polishing mob, electropolishing yuav tsum tau thiab zaum kawg Ra |
| Kev xaiv hauv paus | Cov khoom noj khoom haus thiab dej haus muaj kev tu cev | High-kev huv huv lossis qhov project- tshwj xeeb kev tu cev |
Electropolishing yuav tsum tsis txhob raug kho raws li kev hloov pauv ntawm cov khoom siv raug, vuam, tu lossis kev tu cev. Cov txheej txheem tiav fabrication thiab validation tseem tseem ceeb.
Weld Seam Requirements hauv Sanitary Tubing
Weld zoo yog qhov tseem ceeb tshwj xeeb hauv cov kav dej huv vim tias qhov tsis sib xws hauv cov vuam tuaj yeem tsim cov cheeb tsam uas nyuaj rau kev tshuaj xyuas lossis ntxuav.
Qhov tseem ceeb weld-cov kev cai muaj xws li:
- Tsis siv neeg vuam tsis siv neeg muab tub lim
- Consistent weld penetration
- Tswj sab hauv thiab sab nraud weld profile
- Tsis muaj porosity, undercut los yog tsis muaj fusion
- Thaum kawg kev kho cua sov qhov twg yuav tsum tau
- Polishing ntawm qhov chaw weld mus rau qhov teev tiav
- Kev tshuaj xyuas ntawm qhov ua tiav sab hauv
Tus neeg yuav khoom yuav tsum tau hais tias seb cov hlaws vuam yuav tsum tau muab tso rau hauv welded, txo qis, tag nrho sib xyaw lossis polished rau tib qhov kev xav tau ntawm qhov roughness raws li cov khoom siv uas nyob ib sab.
ASTM A270 Kev Ntsuas thiab Kev Tshuaj Xyuas
Kev tshuaj ntsuam xyuas cov ntaub ntawv tus kheej, lub siab ncaj ncees, kev sib txuas zoo, qhov ntev thiab qhov xwm txheej ntawm qhov chaw.
| Kev kuaj lossis tshuaj xyuas | Lub hom phiaj |
|---|---|
| Tshuaj ntsuam xyuas | Pom zoo raws li qib qib stainless hlau xaj |
| Rov qab-flattening test | Ntsuas weld soundness thiab raj ductility |
| Hydrostatic xeem | Xyuas lub raj siab kev ncaj ncees thiab to taub tsis kam |
| Nondestructive electric test | Txheeb xyuas qhov cuam tshuam cuam tshuam yam tsis muaj kev puas tsuaj rau lub raj |
| Dimensional soj ntsuam | Paub meej OD, phab ntsa thickness, ntev, roundness thiab straightness |
| Visual nto tshuaj xyuas | Txheeb xyuas qhov khawb, qhov, nplai, qhov paug thiab tsis sib xws |
| Nto -roughness ntsuas | Tshawb xyuas kev ua raws li qhov kev txiav txim siab tshaj Ra thaum tau teev tseg |
| Kev tshuaj xyuas borescope | Tso cai rau kev kuaj pom ntawm lub raj sab hauv thaum xav tau |
Cov kev xav tau ntxiv tuaj yeem suav nrog kev txheeb xyuas cov khoom zoo, kev sib xyaw ua ke - kev kuaj corrosion, ntsuas ferrite, cov ntaub ntawv passivation, tu cov ntaub ntawv lossis thib peb- tshuaj xyuas tog.
ASTM A270 Daim Ntawv Thov:
| Daim ntawv thov | Yam yuav tsum tau muaj | Cov Ntsiab Cai Xaiv |
|---|---|---|
| Cov khoom noj mis nyuj | Smooth ID, tswj weld thiab ntxuav cov pob qij txha | Mis residues, CIP chemistry, kub thiab kab mob tswj |
| Kev tsim khoom noj | Corrosion tsis kam thiab teev nyob rau hauv tiav | Khoom acidity, ntsev cov ntsiab lus, ntxuav zaus thiab kub |
| Haus dej systems | Raws li qhov chaw sab hauv thiab huv si fabrication | Qab zib residues, carbonation, ntxuav cov neeg ua haujlwm thiab tsw nqa |
| Cov khoom siv Brewing | Polished txheej txheem tubing nrog txhim khu kev qha weld zoo | Thermal cycles, ntxuav cov tshuaj thiab tswj kev sib kis |
| Pharmaceutical processing | Kev siv tshuaj ntxiv - cov kev xav tau zoo thiab ua tiav cov ntaub ntawv | Validation, roughness, electropolishing, traceability thiab siv tau ASME BPE cov cai |
| Tshuaj pleev ib ce thiab saib xyuas tus kheej | Cleanable tubing nrog tswj qhov chaw tiav | Cov khoom viscosity, txoj kev ntxuav thiab hla -kev pheej hmoo kis kab mob |
ASTM A270 Piv nrog A269, A249, A312 thiab A554
| Txuj | Daim ntawv khoom | Kev siv thawj zaug | Main Distinction |
|---|---|---|---|
| ASTM A270 1 | Seamless, welded lossis txias hnyav -ua haujlwm huv lub raj | Cov khoom noj mis nyuj, zaub mov, dej haus thiab kev tu cev | Tshwj xeeb nto finishes thiab sanitary daim ntaub ntawv |
| ASTM A 269 Cov khoom siv | Seamless los yog welded austenitic raj | General corrosion-resistant thiab kub kev pab cuam | General -kev pab cuam yam tsis muaj kev huv huv tsis siv neeg- ua kom tiav |
| ASTM A 249 Cov khoom siv | Welded austenitic raj | Boilers, kub exchangers thiab condensers | Thaum tshav kub kub-hloov thiab siab- cov khoom siv tubing |
| ASTM A 312 Cov Lus Qhia | Seamless, welded los yog txias heev - ua haujlwm yeeb nkab | Industrial txheej txheem thiab siab piping | Cov yeeb nkab qhov ntev raws li NPS thiab lub sijhawm |
| ASTM A554 Cov Lus Qhia Tshwj Xeeb | Welded mechanical tube | Frames, handrails thiab mechanical fabrication | Puab, tsos thiab kev pab kho tshuab |
ASTM A270 Daim Ntawv Teev Npe
- Standard thiab tsab:ASTM A270/A270M-24 los yog qhov project tshwj xeeb tsab
- Khoom siv qib:xws li TP304L lossis TP316L
- Txoj kev tsim khoom:seamless, welded los yog hnyav heev - ua haujlwm welded
- Qhov Loj:sab nraud txoj kab uas hla, phab ntsa thickness thiab ntev
- Ntim:pieces, meters los yog tag nrho qhov hnyav
- Kev kho cua sov:hais txog qhov yuav tsum tau ua zaum kawg
- Internal finish:zeb, mechanically polished, electropolished los yog siab tshaj Ra
- Sab nrauv tiav:zeb, polished los yog project - tshwj xeeb tsos
- Polishing kev taw qhia:longitudinal los yog circumferential raws li muaj
- Weld condition:hais txog qhov lees txais sab hauv thiab sab nraud weld profile
- Kev sim:hydrostatic, nondestructive hluav taws xob thiab cov kev ntsuam xyuas ntxiv
- Kev tshuaj xyuas:nto roughness, borescope, PMI lossis thib peb-kev tshuaj xyuas
- Cov ntaub ntawv:cov ntaub ntawv pov thawj, Ra daim ntawv qhia, tshuaj xyuas daim ntawv qhia thiab traceability
- Cov kev xav tau ntxiv:tshuaj zoo los yog lwm qhov project -cov kev cai tshwj xeeb
- Ntim:capped kawg, lub tes tsho tiv thaiv, huv wrapping thiab export packing
Feem ntau ASTM A270 Specification yuam kev
1. Ordering Tsuas yog "Sanitary 316L Tube"
Cov lus piav qhia no tsis txhais cov qauv qauv, qhov ntev, txoj kev tsim khoom, kev ua tiav sab hauv, Ra txwv, weld mob, kuaj lossis cov ntaub ntawv.
2. Tsis meej pem ASTM A270 nrog ASTM A269
ASTM A269 yog ib qho dav dav -kev pabcuam tubing tus qauv. ASTM A270 suav nrog cov ntawv thov huv thiab tshwj xeeb nto- ua kom tiav.
3. Qhia tsuas yog Polishing Grit
Lub npe grit tsis lav qhov tshwj xeeb ntawm qhov chaw -roughness tus nqi. Ntxiv qhov siab tshaj Ra yuav tsum tau thaum roughness tseem ceeb heev.
4. Xav tias Electropolishing kho cov vuam tsis zoo
Electropolishing tsis tuaj yeem them nyiaj rau kev nkag mus tsis tiav, undercut, porosity, khawb hnyav lossis qhov tsis tuaj yeem lees txais sab hauv weld profile.
5. Tsis quav ntsej txog kev tu tshuaj
Caustic tu, acidic tu, chlorides thiab tshuaj tua kab mob tuaj yeem cuam tshuam cov khoom xaiv thiab kev ua haujlwm corrosion.
6. Piv txwv tias ASTM A270 Tsis Siv Neeg txhais tau tias yog qib Pharmaceutical
Pharmaceutical- cov kev xav tau zoo yuav tsum tau thov kom meej, nrog rau cov kev xav tau ntxiv, cov ntaub ntawv thiab cov qauv tsim.
7. Kev tiv thaiv qhov ua tiav tsis tiav
Polished sanitary tubing tuaj yeem raug puas los yog paug thaum tuav thiab thauj. Cov kaus mom kawg, cov ntaub qhwv huv thiab cov ntim khoom tsim nyog yuav tsum suav nrog hauv qhov kev txiav txim.
Cov lus nug nquag
ASTM A270 Tubing siv rau dab tsi?
ASTM A270 tubing feem ntau yog siv rau hauv cov khoom noj siv mis, khoom noj, dej haus thiab lwm yam kev tu cev uas yuav tsum tau tswj cov hlau tsis huv.
Puas yog ASTM A270 Tubing Seamless lossis Welded?
Tus txheej txheem npog seamless, welded thiab txias hnyav - ua haujlwm welded tu tubing.
Qhov txawv ntawm ASTM A270 thiab ASTM A269 yog dab tsi?
ASTM A269 npog dav dav - pabcuam stainless hlau tubing. ASTM A270 yog npaj rau kev siv huv huv thiab suav nrog qhov tshwj xeeb saum npoo- cov kev xaiv tiav.
Puas yog ASTM A270 tib yam li ASME BPE?
No. ASTM A270 yog cov khoom siv tubing specification. ASME BPE npog dav dav bioprocessing- khoom siv tsim, fabrication, sib koom, nto thiab tshuaj xyuas.
Puas yog ASTM A270 Yuav Tsum Tau Electropolishing?
Electropolishing yog ib qho tiav tiav es tsis yog ib qho kev xav tau thoob ntiaj teb. Nws yuav tsum tau teev thaum xav tau los ntawm qhov project.
Puas yog 316L Yuav Tsum Tau Rau Txhua Qhov Tubing?
Tsis yog. Kev xaiv qib nyob ntawm cov khoom chemistry, chloride raug, tshuaj ntxuav, kub thiab cov neeg siv khoom. TP304L thiab TP316L yog ob qho tib si siv rau hauv cov xwm txheej tsim nyog.
Dab tsi ntawm qhov chaw tiav yuav tsum tau qhia?
Qhia meej rau sab hauv thiab sab nrauv tiav cais, suav nrog polishing grit, siab tshaj Ra, polishing kev taw qhia thiab electropolishing qhov twg yuav tsum tau.
ASTM A270 Tubing puas tuaj yeem siv rau kev siv tshuaj?
Cov tshuaj zoo yuav raug thov los ntawm cov kev xav tau ntxiv, tab sis ua tiav ASME BPE, GMP, kev siv tau thiab cov ntaub ntawv tsim nyog yuav tsum tau tshuaj xyuas.
Related Stainless hlau Standards
Txuas ntxiv nrog STAKENG'sASTM A269 stainless hlau tubing qhia,
ASTM A249 stainless hlau cua sov- kev qhia txog tubing,
ASTM A554 stainless hlau mechanical tubing qhiathiab
ASTM A312 stainless hlau yeeb nkab qhia.
Koj tseem tuaj yeem tshuaj xyuas STAKENG'swelded stainless hlau round tubingthiab
Sib tham txog koj ASTM A270 Tubing Requirements
Xa peb cov qib uas yuav tsum tau, kev tsim, txoj kab uas hla sab nraud, phab ntsa thickness, sab hauv thiab sab nrauv tiav, siab tshaj Ra, weld mob, soj ntsuam yuav tsum tau thiab daim ntawv thov. Peb pab neeg yuav tshuaj xyuas cov specification ua ntej hais.
Thov kev pab txhawb nqaKev Ceeb Toom: Phau ntawv qhia no muab cov ntsiab lus siv tau thiab tsis rov tsim dua lossis hloov tus qauv ASTM A270 / A270M. Ib txwm paub meej txog cov ntawv tsim nyog, cov kev xav tau ntxiv, qhov tshwj xeeb ntawm qhov chaw, kev tu cev - qauv tsim thiab cov ntaub ntawv ua haujlwm ua ntej xaj.
