C70600 Tube Seamless lossis Welded Ib qho kev sib piv tiav

Rau feem ntau cov cua kub exchanger thiab condenser daim ntaub ntawv, seamless C70600 raj yog tus qauv. Nws tsis muaj weld seam, yog li tsis muaj kev pheej hmoo ntawm weld corrosion lossis weld tsis ua haujlwm. Welded C70600 raj muaj, tab sis nws tsis tshua muaj. Qee tus neeg yuav khoom siv welded raj rau cov ntawv thov tsis tseem ceeb kom txuag tau nqi. Lwm tus tsis kam siv welded raj txhua. Nov yog yam koj yuav tsum paub kom txiav txim siab koj tus kheej.

Seamless txheej txheem:

Cam khwb cia khoom billet (tooj liab + npib tsib xee + hlau)

Kub billet rau extrusion kub

Punch ib lub qhov los ntawm billet (extrusion xovxwm)

Yob thiab kos rau qhov kawg loj

Anneal rau soften

Tsis muaj seam. Tsis muaj vuam.

Welded txheej txheem:

Cam khwb cia hlau strip (tib yam alloy)

Dov lub sawb mus rau hauv ib lub raj zoo li

Weld lub seam (feem ntau TIG, tsis muaj hlau muab tub lim)

Txias kos lub welded raj mus rau qhov kawg loj

Anneal rau soften

Lub weld seam tseem nyob ntawd, tab sis ua hauj lwm-hardened thiab kub-kho

Yog vim li cas lub weld seam tuaj yeem corrode sai dua:

Lub weld cheeb tsam yuav muaj cov qauv nplej sib txawv

Vuam tuaj yeem hloov kho hauv zos (nickel lossis hlau tuaj yeem cais)

Txhua qhov tsis xws luag hauv qhov vuam yog qhov chaw rau corrosion pib

Yuav ua li cas peb txo weld seam kev pheej hmoo:

Siv tib lub alloy rau sawb thiab muab tub lim (tsis muaj muab tub lim, nws pib TIG)

Txias kos lub raj tom qab vuam (ua haujlwm hardens lub seam)

Anneal tom qab kos duab (recrystalizes thaj tsam weld)

Dab tsi ASTM B111 hais:

Seamless thiab welded raj yog ob leeg tso cai

Cov raj welded yuav tsum xeem dhau qhov kev sib tw flattening thiab flare

Nyob rau hauv flattening, weld seam yuav tsum tau muab tso rau 90℃ntawm flattening kev taw qhia

Qhov no kuaj cov weld seam nyob rau hauv nro, tsis compression

Kev paub hauv ntiaj teb tiag:

Qee cov neeg siv qhia welded raj tsis ua hauj lwm ntawm lub seam thaum lub sij hawm flaring

Lwm tus tau siv welded raj rau xyoo uas tsis muaj teeb meem

Qhov txawv yog qhov zoo ntawm kev tsim khoom

Welded raj tsis muaj nyob rau hauv seawater heat exchangers, tab sis nws nrhiav tau ib co kev siv.

Daim ntawv thov qhov twg welded raj siv:

Tsis tshua muaj siab, cov kab dej txias tsis tseem ceeb

Cov kav dej thiab cov kav dej ntws tawm

Cov khoom siv ib ntus lossis luv luv

Cov dej kub hloov pauv tshiab (tsis yog dej hiav txwv)

Qee lub tshuab cua txias uas tsis ua haujlwm tsis tseem ceeb

Kev siv qhov twg welded raj tsis pom zoo:

Main condenser nyob rau hauv fais fab nroj tsuag

Shipboard seawater tshav kub exchangers

Offshore platform tseem ceeb txias txias

Txhua daim ntawv thov qhov twg xau txhais tau tias kaw

Kev kub siab lossis kev pabcuam kub siab

Vim li cas welded yog pheej yig dua:

Extruding lub plhaub seamless yog lub zog siv zog

Rolling sawb thiab vuam yog ceev dua

Tsawg seem hauv welded txheej txheem

Tab sis nco ntsoov: tus nqi sib txawv tsis loj. Ib qho 10-20% txuag ntawm cov nqi raj yog nyiaj tiag. Tab sis yog tias lub raj welded tsis ua haujlwm thiab kaw koj lub tshuab hluav taws xob, qhov kev txuag ntawd yuav ploj mus sai.

Yog lawm, ASTM B111 npog ob leeg seamless thiab welded raj. Tab sis feem ntau buyers qhia seamless.

ASTM B111 hais tias:

Tshooj 1: "Qhov kev qhia tshwj xeeb no npog seamless thiab welded raj"

Tib yam yuav tsum tau siv tshuab thiab qhov ntev

Welded tube yuav tsum dhau qhov kev sim tib yam li seamless

Muaj ib qho ntxiv rau welded raj (S4)

Vim li cas seamless tseem yog lub neej ntawd:

Feem ntau cov mills tsim seamless C70600 raws li lawv cov khoom txheem

Welded C70600 yog kev txiav txim tshwj xeeb rau ntau lub tshuab

Engineers yog siv los qhia qhov seamless

Tsis muaj leej twg tau raug rho tawm haujlwm rau kev hais qhia seamless

Yog tias koj xav tau welded raj, sau qhov no rau ntawm koj lub PO:

ASTM B111 C70600 welded raj

Ntxiv rau txhua qhov kev ntsuas vuam seam (radiograph, thiab lwm yam)

Q1: Dab tsi yog qhov zoo dua rau cov raj xa hluav taws xob, seamless lossis welded C70600?

Seamless yog qhov zoo dua rau qhov tseem ceeb seawater heat exchangers. Tsis muaj weld seam txhais tau tias tsis muaj kev pheej hmoo corrosion.Welded raj tuaj yeem ua haujlwm rau qhov tsis tshua muaj siab, tsis yog qhov tseem ceeb. Tab sis feem ntau engineers qhia seamless rau condensers thiab marine coolers. Kev txuag nqi me me ntawm welded tsis tsim nyog rau kev pheej hmoo.

Q2: Can welded C70600 raj siv tau rau hauv dej hiav txwv?

Yog, tab sis nrog ceev faj. Lub weld seam tuaj yeem corrode sai dua li cov hlau puag hauv qee yam mob.Ua kom zoo welded raj nrog post-weld drawing thiab annealing ua tau zoo. Tab sis seamless tsis muaj seam yuav txhawj txog. Rau lub neej ntev thiab kev ntseeg siab, seamless yog qhov kev xaiv zoo dua.

Q3: Puas yog welded C70600 raj pheej yig dua seamless?

Yog, welded raj feem ntau yog 10-20% pheej yig dua seamless.Cov txheej txheem tsim khoom sai dua thiab siv zog tsawg dua. Tab sis tus nqi sib txawv tsis loj. Rau cov khoom siv hluav taws xob loj loj, kev txuag nyiaj yuav yog ntau txhiab daus las. Rau ib tug me me, pua pua.

Q4: Puas yog ASTM B111 tso cai rau welded raj?

Yog lawm, ASTM B111 npog ob leeg seamless thiab welded raj. Tab sis feem ntau buyers qhia seamless.Tus qauv muaj tib yam khoom siv thiab qhov loj me rau ob qho tib si. Yog tias koj xav tau welded raj, sau "welded" ntawm koj daim ntawv xaj khoom. Yog koj tsis sau dab tsi, lub zeb yuav xa seamless.

Q5: Kuv tuaj yeem qhia tau li cas yog tias lub raj yog seamless lossis welded?

Saib sab hauv lub raj. Seamless tsis muaj kab. Welded muaj ib txoj kab nyias qhov twg cov seam tau welded.Ntawm cov hlab loj, koj tuaj yeem pom cov seam ntawm sab nraud ib yam nkaus. Ntawm cov kab me me, saib sab hauv nrog lub teeb. Yog tias koj pom cov kab tsa los yog xim txawv, nws yog welded. Yog hais tias sab hauv yog du tag nrho ib ncig, nws yog seamless.

Q6: Puas yog qhov vuam seam ntawm C70600 raj corrode sai dua cov hlau puag?

Nyob rau hauv ua kom zoo welded raj, lub seam yuav tsum ua tau ze li ntawm lub hauv paus hlau.Tab sis nyob rau hauv lub raj ua tsis zoo, thaj tsam weld tuaj yeem muaj cov qauv sib txawv los yog chemistry. Qhov ntawd tuaj yeem ua rau muaj qhov tshwj xeeb weld nres. Seamless raj tsis muaj weld cheeb tsam, yog li qhov kev pheej hmoo no yog xoom.

Q7: Kuv puas tuaj yeem flare welded C70600 raj yam tsis muaj qhov sib tsoo?

Yog, yog tias lub raj ua tau zoo. Tab sis lub seam yog qhov tsis muaj zog thaum lub sij hawm flaring.Muab qhov vuam seam 90℃los ntawm kev taw qhia flaring yog tias koj txhawj xeeb. Qee cov neeg siv qhia welded raj tawg ntawm lub seam thaum flaring. Lwm tus tsis muaj teeb meem. Qhov txawv yog lub raj zoo.

Q8: Puas yog welded raj muaj nyob rau hauv txhua qhov ntau thiab tsawg zoo li seamless?

Tsis yog, welded raj tsis tshua muaj nyob rau hauv me me diameters (hauv qab 1/2 ") thiab nyias phab ntsa (hauv qab BWG 20).Feem ntau cov welded C70600 raj yog tsim nyob rau hauv loj diameters (1 "thiab nce) thiab nruab nrab phab ntsa.

Q9: Lub raj twg muaj kev qaug zog zoo dua rau kev vibrating kub exchangers?

Seamless muaj kev qaug zog zoo dua vim nws tsis muaj seam qhov twg tawg tuaj yeem pib.Nyob rau hauv lub vibrating tshav kub exchanger (xws li, nyob rau hauv lub nkoj), lub raj flexes dua. Weld seam yog ib qho kev nyuaj siab riser. Nyob rau tib lub sijhawm, qhov tawg tuaj yeem pib ntawm lub seam. Seamless raj tsis muaj qhov tsis muaj zog li ntawd.

Q10: Puas yog cov chaw tsim khoom siv welded C70600 raj ntawm cov nkoj tshiab?

Feem ntau shipyards qhia seamless rau seawater systems.Qee tus yuav lees txais welded rau cov kab tsis tseem ceeb lossis cov kev pabcuam siab. Tab sis rau lub ntsiab dej hiav txwv txias, hluav taws kub lub ntsiab, thiab tshav kub exchangers, seamless yog tus qauv. Xyuas koj lub nkoj specification.

Q11: Kuv puas tuaj yeem welded fittings mus rau lub welded C70600 raj yam tsis ua puas lub seam?

Yog lawm, tab sis ua kom cov cua sov nkag qis. Lub weld seam uas twb muaj lawm tuaj yeem cuam tshuam los ntawm cov cua sov los ntawm cov vuam tshiab.Muab qhov tshiab weld tawm ntawm lub seam uas twb muaj lawm yog tias ua tau. Siv cov txheej txheem kev siv hluav taws xob tsawg. Annealed tube yog kev zam txim ntau tshaj qhov nyuaj.

Q12: Lub raj twg ua cov mills feem ntau rau kev xa khoom sai?

Seamless. Feem ntau cov mills ua seamless C70600 raj raws li lawv cov khoom txheem.Welded C70600 yog kev txiav txim tshwj xeeb rau ntau lub tshuab. Yog tias koj xav tau cov raj nrawm, seamless yog yooj yim nrhiav. Yog tias koj xav tau welded, cia siab tias yuav siv sij hawm ntev dua.

Peb pib nrog chemistry. Lub spectrometer kuaj cov nickel (9-11%) thiab hlau (1.0-1.8%). Yog hais tias nws ua tsis tau, tag nrho cov yaj yog scraped.

Tom ntej no, mechanical. Peb rub lub raj kom txog thaum nws tawg. Yuav tsum ntaus 310 MPa. Peb kuj flatten ib lub nplhaib thiab flare ib tug qauv. Tsis muaj kab nrib pleb. Tsis muaj kev sib cais.

Ces eddy tam sim no. Txhua lub raj yuav raug soj ntsuam. Ib qho teeb liab tshaj qhov txwv=tsis lees paub.

Koj tau txais Daim Ntawv Tshaj Qhia Mill Test nrog txhua qhov kev txiav txim. Kub naj npawb ntawm txhua lub raj. Kev tshuaj xyuas thib peb muaj yog tias koj xav tau.

Cov kaus mom yas ntawm ob qhov kawg. VCI daim ntawv nruab nrab ntawm txheej. Shrink qhwv ib ncig ntawm txhua pob. Cov hlua hlau los tuav nws nruj.

Ntoo rooj plaub rau cov raj me me los yog tsis muaj zog. Hlau ntawm pallet rau tus qauv 6m ntev.

Waterproof daim ntawv qhia qhia qib, qhov loj, tus naj npawb ntawm cov cua sov, kom muaj nuj nqis.

Peb yaj, cam khwb cia, extrude, kos, anneal, straighten, thiab kuaj. Tag nrho hauv ib tsob nroj.

Peb lub cub tawg yaj cov hlau. Ob lub casters ua cov pob zeb. Ob tug extrusion presses punch qhov los ntawm billet. Plaub pilger mills txo txoj kab uas hla. Yim lub rooj zaum kos duab ntaus qhov kawg loj. Plaub annealers soften lub raj. Peb kab ncaj thiab txiav. Ob lub tshuab eddy tam sim no xyuas txhua lub raj.

Tau Txais Cov Qauv Dawb & Kev Ntsuas