254 SMO DN350 Seamless Yeeb Nkab Sch40S

54 SMO DN350 seamless yeeb nkab Sch40S hais txog ib hom seamless yeeb nkab ua los ntawm 254 SMO alloy nrog cov yam ntxwv hauv qab no:

Khoom siv:Ua los ntawm 254 SMO alloy, uas yog high-alloy austenitic stainless hlau paub txog nws tshwj xeeb corrosion kuj nyob rau hauv ib puag ncig hnyav.

Nominal Pipe Loj (DN):DN350 qhia lub nominal txoj kab uas hla ntawm cov yeeb nkab, uas yog kwv yees li 350 hli los yog hais txog 14 ntiv tes. DN yog tus qauv siv dav siv hauv metric systems los qhia qhov loj ntawm cov kav dej.

Teem caij:Sch40S (Schedule 40S) qhia txog cov yeeb nkab phab ntsa thickness thiab siab ntsuas. Sch40S cov kav dej muaj cov qauv phab ntsa tuab haum rau kev siv dav dav.

Seamless:Cov yeeb nkab yog tsim los siv cov txheej txheem seamless, uas koom nrog extruding ib qho khoom siv hlau los ntawm kev tuag los tsim cov yeeb nkab yam tsis muaj welded seams raws nws qhov ntev.

Qhov Loj:Qhov tshwj xeeb qhov ntev ntawm cov yeeb nkab muaj xws li nws txoj kab uas hla, sab hauv txoj kab uas hla, thiab phab ntsa thickness. Txawm li cas los xij, qhov ntev no tuaj yeem sib txawv raws li cov qauv tsim khoom thiab cov kev xav tau tshwj xeeb.

Cov ntsiab lus ntawm 254 SMO:

Chromium (Cr): 19.5-20.5%

Nickel (Ni): 17.5-18.5%

Molybdenum (Mo): 6.0-6.5%

Nitrogen (N): 0 18-0.22%

Hlau (Fe): Sib npaug

Copper (Cu): {{0}} 5-1.0% (siab tshaj)

Manganese (Mn): Tsawg dua lossis sib npaug rau 1.00% (siab tshaj)

Silicon (Si): Tsawg dua lossis sib npaug rau 0.80% (siab tshaj)

Carbon (C): Tsawg dua lossis sib npaug rau 0.020% (siab tshaj)

Phosphorus (P): Tsawg dua lossis sib npaug rau 0.030% (siab tshaj)

Sulfur (S): Tsawg dua lossis sib npaug rau 0.010% (siab tshaj)

Mechanical Properties:

Tensile zog: 650-850 MPa (94, 000-123, 000 psi)

Yield Strength (0.2% Offset): Ntau dua lossis sib npaug rau 300 MPa (43,500 psi)

Elongation: Ntau dua lossis sib npaug li 35%

Hardness (Brinell): Tsawg dua los yog sib npaug rau 270 HBW (rau cov mob annealed)

Daim ntawv thov:

Tshuaj ua kev lag luam

Petrochemical kev lag luam

Pharmaceutical kev lag luam

Pulp thiab ntawv ntau lawm

Desalination nroj tsuag

Kub exchangers

Kev siv dej hiav txwv

Kev tsim khoom:

Raw Khoom Xaiv: Cov khoom zoo 254 SMO alloy raug xaiv raws li nws cov tshuaj muaj pes tsawg leeg thiab cov khoom siv kho tshuab.

Kub Rolling: Cov hlau uas xaiv tau yog cua sov thiab dhau los ntawm cov dov mills los tsim cov raj seamless nrog rau qhov xav tau qhov ntev.

Cold Drawing: Cov raj kub dov yog tom qab ntawd txias kom ua tiav qhov ntev thiab txhim kho saum npoo.

Annealing: Cov hlab tau siv los ua kom muaj kev ntxhov siab sab hauv thiab txhim kho lawv cov khoom siv kho tshuab.

Kev Kho Hniav: Cov hlab yog ntxuav thiab khaws kom tshem tawm cov impurities saum npoo thiab oxide txheej.

Kev soj ntsuam zaum kawg: Cov raj tau txais kev tswj xyuas zoo kom ntseeg tau tias lawv ua tau raws li qhov xav tau tshwj xeeb.

Kev Tswj Xyuas Zoo:

Chemical Composition Analysis: Kev ntsuam xyuas tsis tu ncua yog ua los xyuas kom meej tias cov alloy muaj pes tsawg leeg ua tau raws li qhov yuav tsum tau ua.

Mechanical Testing: Tensile tests, hardness tests, and impact tests are performed to assessment the mechanical properties of tubes.

Dimensional Inspection: Qhov luaj li cas ntawm cov hlab yog ua tib zoo ntsuas los xyuas kom meej tias lawv ua tau raws li qhov kev cia siab.

Non-Destructive Testing (NDT): Ultrasonic testing, radiographic testing, and dye penetrant testing is used to detect any defects in the hlab.

Kev tshuaj xyuas qhov muag: Qhov saum npoo tiav thiab tag nrho cov tsos ntawm cov raj raug tshuaj xyuas kom ntseeg tau tias lawv ua tau raws li cov qauv xav tau.

Q&A:

Q: Dab tsi yog qhov zoo ntawm kev siv 254 SMO seamless kav?

A: 254 SMO seamless kav muaj qhov tshwj xeeb corrosion tsis kam, siab zog, thiab zoo weldability, ua rau lawv haum rau ntau yam kev thov.

Q: Puas yog 254 SMO seamless kav dej haum rau cov ntawv thov kub?

A: Yog lawm, 254 SMO seamless kav muaj qhov ua haujlwm zoo rau qhov kub thiab txias, ua rau lawv tsim nyog siv rau hauv qhov kub thiab txias.

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