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304 stainless hlau seamless tubing muaj cov ntsiab lus npib tsib xee ruaj khov yam tsis muaj hlwv, xuab zeb qhov, cov pob dub los yog tawg, thiab nws cov hlaws weld yog du. 304 ss seamless tubing ua tau zoo hauv kev khoov, txiav thiab vuam ua haujlwm. Cov khoom no ua raws li Suav GB, American ASTM, Japanese JIS thiab lwm yam specifications.
Qhov tuab ntawm phab ntsa tuab ntawm 304 ss seamless tubing, qhov kev lag luam ntau dua thiab siv tau. Lub thinner phab ntsa thickness, nws cov nqi ua yuav nce ho.
Cov txheej txheem ntawm 304 ss seamless tubing txiav txim siab nws qhov kev ua haujlwm tsawg. Lub precision ntawm ib txwm seamless stainless hlau raj yog tsawg: tsis sib luag phab ntsa thickness, tsis tshua muaj brightness ntawm lub puab thiab sab nrauv ntawm lub raj, siab nqi ntawm sizing, raws li zoo raws li pitting thiab dub me ntsis nyob rau hauv lub puab thiab sab nrauv qhov chaw uas nyuaj rau. tshem tawm.
Kev tshawb nrhiav thiab kev tsim ntawm 304 seamless raj yuav tsum tau ua tiav offline. Yog li ntawd, nws qhia txog nws superiority nyob rau hauv cov nqe lus ntawm kev kub siab, siab zog, thiab mechanical structural cov ntaub ntawv.
|
Chemical Composition (%) |
|||||
|
Cr |
Ni |
Mn |
Si |
P |
S |
|
18-20 |
8-10.5 |
2 |
1 |
⩽0.045 |
⩽0.045 |
(1) Chromium yog lub ntsiab alloying nyob rau hauv stainless hlau, uas muaj peev xwm tsim ib tug ntom chromium oxide zaj duab xis nyob rau saum npoo ntawm cov hlau, yog li txhim kho nws corrosion kuj.
(2) Nickel nce lub zog, ductility thiab corrosion kuj ntawm stainless hlau.
(3) Manganese nce lub zog thiab hardness ntawm stainless hlau thaum tseem txhim kho nws cov txheej txheem.
(4) Silicon nce lub zog thiab hardness ntawm stainless hlau thaum tseem txo nws cov hlau nplaum.
(5-6) Phosphorus thiab sulfur tuaj yeem txo cov ductility thiab txias ua haujlwm ntawm stainless hlau, yog li lawv cov ntsiab lus yuav tsum raug txo kom ntau li ntau tau thaum tsim cov hlau tsis muaj steel.
qhov zoo
304 seamless raj yog hollow ntev round steel khoom nrog ntau yam zoo.
Ua ntej ntawm tag nrho cov, 304 stainless hlau seamless raj muaj zoo corrosion kuj. Nws yog cov yeeb nkab steel uas tiv taus corrosion los ntawm cov khoom tsis muaj zog corrosive xws li huab cua, chav, thiab dej thiab tshuaj lom neeg corrosive media xws li acid, alkali, thiab ntsev. Nws tseem hu ua stainless acid-resistant steel raj. Qhov kev tiv thaiv corrosion ntawm 304 ss seamless tubing nyob ntawm cov hlau alloy muaj nyob hauv cov hlau.
Chromium yog lub hauv paus ntsiab lus uas ua rau stainless hlau corrosion resistant. Thaum cov ntsiab lus chromium hauv cov hlau nce mus txog 12%, chromium cuam tshuam nrog cov pa oxygen hauv qhov nruab nrab corrosive los tsim cov yeeb yaj kiab oxide nyias (tus kheej-passivation zaj duab xis) rau ntawm cov hlau, uas tuaj yeem tiv thaiv corrosion ntxiv ntawm cov hlau matrix. Qhov no ua rau 304 stainless hlau seamless raj zoo heev rau siv nyob rau hauv kev lag luam chemical thiab yuav siv tau los thauj ntau yam corrosive kua thiab gases. Ntxiv nrog rau chromium, feem ntau siv cov ntsiab lus alloy rau hom hlau no muaj xws li npib tsib xee, molybdenum, titanium, niobium, tooj liab, nitrogen, thiab lwm yam, uas tuaj yeem ua tau raws li qhov yuav tsum tau ua rau cov qauv thiab kev ua haujlwm ntawm stainless hlau rau ntau lub hom phiaj.
Thib ob, 304 ss seamless tubing kuj muaj qhov kub thiab txias tsis kam. Nws tuaj yeem siv rau hauv qhov kub thiab txias ib puag ncig ntev yam tsis muaj deformation lossis embrittlement. Qhov no ua rau nws zoo tagnrho rau kev lag luam xws li roj av, tshuaj, thiab hluav taws xob. Nws tuaj yeem tiv taus cov kev xav tau ua haujlwm nyob rau hauv qhov kub thiab txias, yog li nws kuj tseem tuaj yeem siv los ua kev lag luam tsheb thauj mus los thiab cov khoom siv kho tshuab hauv kev kho mob, khoom noj khoom haus, kev siv tshuab thiab lwm yam lag luam.
Ntxiv rau ob lub zog saum toj no, 304 stainless hlau seamless raj kuj muaj cov khoom siv zoo. Nws muaj lub zog siab thiab qee yam plasticity thiab toughness. Qhov no tso cai rau nws kom muaj kev ruaj ntseg zoo thaum raug lub siab thiab nro, ua rau nws tsis tshua muaj deformation lossis tawg. Nws yog qhov sib dua ntawm qhov hnyav thaum khoov thiab lub zog torsional zoo ib yam, yog li nws kuj tau siv dav los tsim cov khoom siv kho tshuab thiab cov qauv engineering. Nws kuj yog siv los tsim ntau yam riam phom, phom phom, plhaub, thiab lwm yam.
Ntxiv mus, 304 ss seamless tubing muaj glossy nto thiab me me ntws tsis kam quab yuam. Qhov no ua rau nws muaj kev siv hluav taws xob qis thiab kev poob siab thaum thauj cov kua dej, txhim kho kev thauj mus los. Nyob rau tib lub sijhawm, nws cov phab ntsa sab hauv yog du thiab tsis ntxeem tau, ua rau nws nyuaj rau cov av thiab cov kab mob, thiab yog qhov tsim nyog rau kev thauj cov kua ntshiab lossis roj.
Feem ntau, 304 stainless hlau seamless raj yog lub raj zoo nrog ntau yam kev siv. Nws muaj kev tiv thaiv corrosion zoo heev, kub tsis kam thiab cov khoom siv kho tshuab kom tau raws li qhov xav tau ntawm ntau yam kev ua haujlwm. Nrog rau kev nce qib ntawm kev siv thev naus laus zis, nws ntseeg tau tias 304 ss seamless tubing yuav muaj kev lag luam dav dua yav tom ntej.
daim ntawv thov
Cov hlab ntsha siab
Cov khoom siv hlau
Kev tsim cov yeeb nkab
Machinery manufacturing
304 stainless hlau seamless raj muaj hollow seem thiab tau dav siv los ua cov kav dej rau kev thauj cov kua dej, xws li cov kav dej thauj cov roj, cov nkev, roj, dej thiab qee yam khoom siv, thiab rau kev tsim cov qauv thiab cov khoom siv, xws li cov kav dej. , tsheb, tsav shafts, tsheb kauj vab ncej, thiab steel scaffolding siv nyob rau hauv lub tsev tsim.
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