316L Stainless Steel Lined Clad Pipe | Carbon & Alloy Steel Backing rau CO₂ Service, Boiler, Heat Exchanger & Low Temperature – Womic Steel

Kev Piav Qhia Luv:

316L lined bimetal metallurgical clad yeeb nkab - sab hauv CRA txheej 316L (1.4404 / UNS S31603) metallurgically bonded rau ntau yam carbon thiab alloy steel backing cov ntaub ntawv. Tsim los ntawm kub extrusion (seamless) lossis kub dov bonding + JCOE (welded). Pickled, cua sov kho, thiab kuaj tag nrho rau ASME, API, ASTM, thiab EN cov qauv. Tsim rau CO₂ corrosion tsis kam, qab zib kev pabcuam, siab siab, kub siab, thiab qis kub daim ntawv thov.

Xa email rau peb Cov Lus Qhia Txog Khoom

Cov Khoom Qhia Txog Khoom

Cov Cim Npe Khoom

Cov Khoom Siv Tseem Ceeb (Cov Hlau Tom Qab - ntau txoj kev xaiv):

Cov Khoom Siv Tseem Ceeb (Cov Hlau Tom Qab - ntau txoj kev xaiv):

● SA-210 Gr.C(ASME SA-210) - carbon steel boiler raj qib

● SA-106 Qib B(ASTM A106) - cov yeeb nkab carbon steel kub siab

●API 5L X52 / X60 / X65(API 5L PSL2) - cov yeeb nkab kab rau roj & roj av

●ASTM A333 Qib 6(A333 Gr.6) - cov hlau carbon uas tsis kub heev

●ASTM A335 P11 / P22(A335 P11/P22) - Cr-Mo hlau sib xyaw rau qhov kub siab

Cladding (CRA liner):316L (UNS S31603 / 1.4404) - cov hlau tsis muaj carbon austenitic qis, zoo heev tiv thaiv CO₂ corrosion, weldability zoo, tiv taus kev oxidation dav dav thiab cov kua qaub me me, PREN 24 26

Qhov Loj Ntau:OD 25 – 168 hli (seamless extrusion) thiab OD 168 – 1219 hli (kub dov bonded + JCOE). Lub plawv phab ntsa tuab 3 – 40 hli. Cladding tuab 1.5 – 3.5 hli. Ib qho ntev txog li 15 m (seamless) lossis 24 m (welded).

Txheej Txheem:Kev rho tawm kub (seamless) lossis kev sib txuas kub yob + JCOE tsim (welded). Metallurgical bond shear zog ≥200 MPa (welded) lossis ≥300 MPa (seamless). 100% NDT, hydrotest, flattening, tensile. Pickled thiab passivated tiav.

Cov Qauv:ASME Tshooj II Tshooj A, API 5LD, ASTM A106/A333/A335/SA-210, EN 10216-2, EN 12952-2, NACE MR0175 (316L haum txog li 60°C). Kev kuaj raws li ASTM E213, ISO 10893 10.

Cov ntawv thov:Phab ntsa dej boiler, cov khoom siv txuag hluav taws xob, cov khoom sib pauv cua sov, cov kav dej kub qis, cov kab txhaj tshuaj CO₂, cov roj qab zib sib sau ua ke, cov kav dej sib txuas ntawm lub chaw ua roj, cov kav dej cog tshuaj lom neeg.

Womic Steelyog ib lub tuam txhab tsim cov yeeb nkab 316L uas muaj ntau hom hlau. Peb muab cov khoom siv hlau uas tiv taus xeb rau cov chaw tsim hluav taws xob, roj thiab roj av, petrochemical, thiab kev pabcuam kub qis. Muaj qhov loj me thiab kev tshuaj xyuas los ntawm lwm tus. Tiv tauj peb kom paub xaiv qib thiab hais nqe.

1. Vim li cas 316L Lined Clad Pipe? Qhov CRA Liner uas siv tau ntau tshaj plaws thiab siv tau ntau yam

316L (UNS S31603 / 1.4404) yog qhovfeem ntau teev tseg corrosion resistant alloy (CRA) rau clad yeeb nkabvim nws sib npaug zoo tiv taus corrosion, weldability zoo, thiab tus nqi nruab nrab. Piv rau 304L, 316L ntxiv 2-3% molybdenum, uas txhim kho qhov tsis kam pitting hauv cov chaw muaj chloride.

Lub zog tseem ceeb ntawm 316L ua lub liner:

● Kev tiv taus zoo heev rauKev xeb ntawm CO₂(kev pabcuam qab zib)

● Zoo tiv taus cov kua qaub sulfuric, cov organic acids, thiab ntau cov tshuaj lom neeg

● Tus nqi qis dua li duplex, super duplex, lossis nickel alloys

● Muaj ntau yam, cov neeg tsim khoom thiab cov neeg siv khoom kawg nkag siab zoo

● Cov qauv carbon tsawg (≤0.03%) tiv thaiv kev ua xua thaum vuam

● Siv tau txog li ~450°C hauv kev pabcuam corrosive

Vim li cas ho muab 316L nrog cov hlau sib txawv ua ke?Vim tias qhovcov kev xav tau ntawm kev kho tshuab thiab thermalsib txawv:

Hlau thaub qab	Tus Qauv	Lub zog & Daim ntawv thov	Thaum twg yuav xaiv
SA-210 Gr.C	ASME SA-210	Cov raj xa dej boiler, phab ntsa dej, cov khoom siv txuag hluav taws xob	Cov ntawv thov fais fab boiler nrog cov hlau kub ≤450 ° C
SA-106 Qib B	ASTM A106	Cov kav dej kub siab (txog li 425 ° C)	Cov kab refinery thiab cov kab hloov tshuaj lom neeg
API 5L X52/X60/X65	API 5L	Cov yeeb nkab muaj zog rau roj thiab roj av	Cov kav dej hauv av/ntug dej hiav txwv, kev txhaj tshuaj CO₂
ASTM A333 Qib 6	ASTM A333	Kev pabcuam kub qis (-45 ° C)	Cov kav dej Arctic, kev sib sau ua ke ntawm thaj chaw txias
ASTM A335 P11/P22	ASTM A335	Kub siab, tiv taus kev nkag mus	Cov raj xa dej kub heev, cov taub hau kub siab

Los ntawm kev xaiv qhov yogtom qab + claddingkev sib xyaw ua ke, koj zam kev teev ntau dhau (them rau lub zog lossis hlau tsis tsim nyog) lossis teev tsawg dhau (ua tsis tiav ua ntej lub sijhawm).

2. Cov Kev Xaiv Hlau Tom Qab + 316L Cladding - Cov Ntaub Ntawv Qhia Txog

2.1 SA-210 Gr.C / 316L (Boiler & Lub Tshuab Hloov Kub)

Cov Qauv	SA 210 Gr.C	316L Cladding
Qhov tsawg kawg nkaus ntawm cov qoob loo (MPa)	245	170
Tensile min (MPa)	485	485
Qhov kub siab tshaj plaws (°C)	450	450 (ua xeb)
Daim ntawv thov tseem ceeb	Cov phab ntsa dej boiler, cov khoom siv txuag hluav taws xob	Kev tiv thaiv xeb CO₂

Qhov ntev ib txwm muaj:OD 51-127 hli, qhov hnyav ntawm lub plawv 5-12 hli, txheej sab nraud 1.5-2.5 hli.
Hloov:Cov hlau carbon liab qab (ua rau pitting) lossis khov kho 316L (kim dua, tsis muaj zog).

2.2 SA-106 Gr.B / 316L (Cov Kav Dej Kub Siab)

Cov Qauv	SA 106 Qib B	316L Cladding
Qhov tsawg kawg nkaus ntawm cov qoob loo (MPa)	240	170
Tensile min (MPa)	415	485
Qhov kub siab tshaj plaws (°C)	425	400-450
Daim ntawv thov tseem ceeb	Cov kab hloov pauv refinery, cov kav dej ua haujlwm	Kev pab cuam xeb me me / CO₂

Qhov ntev ib txwm muaj:OD 60-610 hli (seamless txog li 168 hli, welded dhau). Core WT raws li tus qauv tsim.

2.3 API 5L X52 / X60 / X65 + 316L (Roj & Gas Kab Yeeb Nkab)

Qib	Qhov tsawg kawg nkaus ntawm cov qoob loo (MPa)	Zoo tshaj plaws rau
X52	360	Qhov siab qis nruab nrab, kev pabcuam CO₂
X60	415	Cov kav dej siab nruab nrab
X65	450	Siab siab, deb ntev

Daim Ntawv Thov:Cov kav dej roj qab zib (muaj CO₂, H₂S qis), cov kav dej rov qab tau roj CO₂ zoo dua (EOR), cov kav dej tsim tawm.
Thickness ntawm cladding:Feem ntau 2-3 hli.

2.4 ASTM A333 Gr.6 / 316L (Kub Qis Clad Yeeb Nkab)

Cov Qauv	A333 Qib 6	316L Cladding
Qhov tsawg kawg nkaus ntawm cov qoob loo (MPa)	240	170
Kub ntawm kev sim cuam tshuam	-45°C	Tsis tas yuav tsum muaj
Daim ntawv thov tseem ceeb	Cov kav dej Arctic, kev sib sau ua ke ntawm thaj chaw txias	Tsis txhob kub dhau ntawm cov hlau carbon

Lus Cim:316L tseem ductile thaum kub qis; ua ke nrog A333 Gr.6, cov yeeb nkab clad khaws cov kev cuam tshuam toughness mus txog -45 ° C.

2.5 ASTM A335 P11 / P22 + 316L (Kev Pabcuam Cr-Mo Kub Siab)

Qib	Cr (%)	Mo (%)	Qhov kub siab tshaj plaws (°C)
P11	1.0-1.5	0.44-0.65	550
P22	2.0-2.5	0.87-1.13	575

Siv cov ntaub ntawv:Cov taub hau kub siab, cov raj xa dej kub heev, cov cua sov refinery qhov twg xeb sab hauv los ntawm cov kua dej txheej txheem xav tau 316L lining, tab sis lub zog nkag sab nraud xav tau Cr-Mo alloy. Lub 316L cladding tiv thaiv qhov chaw sab hauv los ntawm cov xov xwm corrosive thaum P11 / P22 muab kev tiv thaiv nkag.

Lus Cim:Qhov sib txawv ntawm kev nthuav dav thermal yog qhov tswj tau; qhov sib txuas ntawm cov hlau ua kom tsis muaj kev sib cais hauv qab kev voj voog thermal.

3. Cov Txheej Txheem Tsim Khoom - Seamless (Extrusion) vs. Welded (Kub Roll + JCOE)

Feature	Tsis muaj qhov sib txuas (OD ≤168 hli)	Vuam (OD 168-1219 hli)
Billet / slab	Cov khoom siv sib xyaw ua ke (tube - forging)	Lub phaj nqus tsev yob sib txuas
Kev tsim thawj zaug	Kub extrusion	JCOE los yog UOE nias
Cov xov ntev	Tsis muaj dab tsi	Ib txoj kab SAW ntev
Lub zog txiav ntawm daim ntawv cog lus	≥300 MPa	≥200 MPa
Kev kam rau siab	Nruj heev	Tus Qauv API/ASME
Qhov ntev li qub txog li	15 m	24 m
Zoo tshaj plaws rau	Cov raj xa dej Boiler, cov khoom hloov pauv cua sov U-khoov, txoj kab uas hla me me	Cov kav dej ntev, cov kav dej loj

Ob txoj kev no muab ib qhokev sib txuas ntawm cov hlauuas yuav tsis delaminate nyob rau hauv cov kev pabcuam mob. Rau feem ntau boiler thiab heat exchanger tubulars (≤6″), seamless yog qhov zoo dua. Rau cov kav dej kis (≥8″), kub dov + JCOE yog tus nqi zoo thiab tau lees paub.

Cov kauj ruam txheej txheem feem ntau:

1. Kev npaj cov hlau sib xyaw / phaj (txheej 316L muab tso rau sab hauv)

2. Siv lub tshuab nqus tsev los kaw kom tsis txhob muaj oxidation

3. Kub extrusion (los yog kub dov)

4. Kev kho cua sov (kev daws teeb meem ntawm 316L; normalizing / tempering ntawm cov hlau thaub qab)

5. Kev ua tiav txias (kos duab lossis ntsuas qhov loj)

6. Kev ntxuav thiab ua kom tsis muaj zog

7. 100% NDT (UT rau kev sib txuas, vuam, thiab ntim)

8. Kev sim hydrostatic

9. Xaus kev ua tiav & ntim khoom

4. Kev Tshuaj Xyuas & Kev Ntsuas (Ib txwm muaj rau txhua cov hlau thaub qab)

Peb siv cov kev ntsuam xyuas raws li tus qauv siv tau rau cov khoom siv thaub qab thiab cov yeeb nkab clad specification (API 5LD lossis kev cai).

Kev Ntsuas	Txoj Kev	Scope	Kev lees txais
Bond UT	Tag nrho lub cev, shear nthwv dej	100%	Tsis muaj kev sib cais > 50 hli, tag nrho <2%
Ntev UT	ASTM E213 / ISO 10893 10	100%	Tsis muaj cov echoes uas tsis lees paub
Hydrostatic	1.5 × tsim siab	Txhua lub yeeb nkab	Tsis muaj qhov xau
Tensile (rov qab)	Rau A106 / SA-210 / API / A333 / A335	Ib qho cua sov	Ua tau raws li qib tsawg kawg nkaus
Tensile (lub zog sib txuas)	Thawb tawm los yog nplhaib txiav	Ib pawg	≥200 MPa (welded) / 300 MPa (seamless)
Qhov nyuaj	HV10	Core + cladding	316L ≤ 200 HV; thaub qab ≤ spec
Kev ua kom tiaj tus	ASME SA 450	Ib pawg	Tsis muaj kab nrib pleb rau 2/3 OD
PMI (316L)	XRF	Txhua lub raj	Paub meej tias cov hlau

Kev ntsuam xyuas ntxiv raws li qhov thov:Kev cuam tshuam Charpy (rov qab ntawm qhov kub thiab txias xav tau), kev xeb intergranular (ASTM A262 Xyaum E ntawm 316L), NACE TM0177 / TM0284 rau kev pabcuam qaub (316L tsuas yog lees txais txog 60 ° C thiab txwv H₂S ib nrab siab).

Daim Ntawv Pov Thawj:EN 10204 Hom 3.1 tus qauv. Hom 3.2 nrog tus neeg tim khawv thib peb (SGS, BV, DNV, TÜV, ABS) muaj rau tus nqi ntxiv.

5. Daim Ntawv Thov Matrix - Cov Hlau Backing twg + 316L rau Kev Pabcuam Twg?

Ib puag ncig kev pabcuam	Hlau thaub qab	Kev tiv thaiv	Cov lus tawm tswv yim
Phab ntsa dej boiler (subcritical)	SA-210 Gr.C	316L	Tiv thaiv kev puas tsuaj ntawm cov pa oxygen, kev ntxuav kua qaub
Tus Neeg Txuag Nyiaj	SA-210 Gr.C	316L	Kev tiv thaiv cov dej noo pH qis
Lub tshuab cua sov dej (kev pabcuam qab zib)	SA-106 Qib B	316L	Kev tiv thaiv corrosion dav dav
Kev sau cov pa roj CO₂ (hauv hiav txwv)	API 5L X52/X60	316L	Cov kua roj qab zib txheem
Kab txhaj tshuaj CO₂ EOR (siab siab)	API 5L X65	316L	Xav tau lub zog siab rau CO₂ compression
Cov kav dej roj Arctic	A333 Qib 6	316L	Kev sim cuam tshuam ntawm -45 ° C xav tau rau kev thaub qab
Txoj kab hloov chaw ua roj (400 450 ° C)	SA-106 Qib B	316L	Kub nruab nrab + xeb sab hauv
Lub tshuab cua sov kub / lub taub hau siab	A335 P11/P22	316L	Lub zog nkag los ntawm Cr-Mo, lub liner xeb
Cov kav dej tshuaj uas tsis muaj zog	A106 Qib B	316L	Cov yeeb nkab uas muaj kab zoo thiab pheej yig

Rau txhua qhov kev sib xyaw ua ke, Womic Steel tuaj yeem pab kho qhov tuab ntawm cladding (txij li 1.5 hli txog 3.5 hli) raws li kev tso cai xeb thiab lub neej tsim (feem ntau 20-30 xyoo).

6. Cov Ntsiab Lus Tseem Ceeb ntawm Kev Ntsuam Xyuas Zoo & Kev Taug Qab Tau

● Txhua qhov kub ntawm cov hlau thaub qab thiab 316L tau sau tseg tag nrho nrog daim ntawv pov thawj EN 10204 3.1.

● Cov ntaub ntawv teev cov txheej txheem: qhov kub ntawm extrusion / dov, daim ntawv qhia kub ntawm lub sijhawm kho cua sov, kev tshuaj xyuas cov dej pickling.

● Txhua lub raj tau txais cov lej cua sov tshwj xeeb (ob txheej) stamped lossis stenciled.

● Daim ntawv qhia kawg suav nrog cov ntaub ntawv ntsuas qhov ntev, UT, hydro, thiab cov ntaub ntawv pom.

● Peb khaws cov qauv ntawm kev sim ua puas tsuaj (bond shear, tensile) rau 10 xyoo.

Peb txais tos thiab pab txhawbKev Tshuaj Xyuas Los Ntawm Sab Nraudtxhua theem. Cov koom haum tshuaj xyuas feem ntau: SGS, BV, DNV, TÜV, ABS, LR. Rau cov haujlwm xav tauEN 10204 Hom 3.2, peb sib koom tes nrog lub koom haum thiab muab daim ntawv pov thawj raws li qhov tsim nyog.

7. Ntim Khoom, Xa Khoom & Lub Sijhawm Ua Ntej

Qhov chaw tiav:Taub thiab passivated (tus qauv). Yog xav khaws cia ntev dua, sab nraud ntawm cov hlau carbon backing yuav tau roj. Sab hauv 316L yog passive - tsis tas yuav roj.

Kev tiv thaiv kawg:Cov kaus mom yas (cov kaus mom hlau rau phab ntsa hnyav).

Kev Muab Ua Ib Pawg:Me me (≤88.9 hli) nyob rau hauv cov hlau-strapped hex bundles nrog ntoo spacers. Loj dua ib leeg cradles.

Kev ntim khoom:Cov thawv txheem 20′ lossis 40′ rau qhov ntev ≤12 m. Qhib sab saum toj lossis lub khib tiaj tiaj rau cov kab uas ntev dua.

Chaw nres nkoj hiav txwv:FOB Shanghai, Tianjin, Qingdao (lossis lwm qhov chaw nres nkoj hauv Suav teb). CIF/CFR rau cov chaw nres nkoj thoob ntiaj teb.Kwv yees lub sijhawm ua khoom xa tuaj (thawj qhov kev txiav txim):

● SA-210 Gr.C / 316L: 12-14 lub lis piam

● SA-106 Gr.B / 316L: 12-14 lub lis piam

● API 5L X52-X65 / 316L: 14-16 lub lis piam (kev nrhiav cov khoom siv yeeb nkab kab)

● A333 Gr.6 / 316L: 14-16 lub lis piam

● A335 P11/P22 / 316L: 16-20 lub lis piam (kev nrhiav hlau tshwj xeeb)
Feem ntau cov xaj rov ua dua yuav luv dua 2-4 lub lis piam. Cov khoom sim (100 300 meters) yuav raug ua kom sai dua - tiv tauj kom paub meej ntxiv.

Yam tsawg kawg nkaus kom muaj nuj nqis:Tsis muaj MOQ nruj heev; txais cov khoom me me rau kev sim ua ntej kom tau txais kev lees paub. Cov xaj loj dua (> 500 meters) tau txais tus nqi zoo dua.

8. Cov Lus Nug Feem Ntau (FAQ) - 316L Clad Pipe nrog ntau yam Backing Steels

Q1: Qhov kub siab tshaj plaws rau 316L cladding hauv kev pabcuam corrosive yog dab tsi?
A: 316L siv tau txog li ntawm450°C(840 ° F) nyob rau hauv kev pabcuam corrosive tas mus li. Saum toj no qhov ntawd, sensitization (carbide precipitation) yuav tshwm sim, txo qhov tsis kam pitting. Rau qhov kub siab dua, xav txog Alloy 825 lossis 625 cladding.

Q2: Cov yeeb nkab 316L puas siv tau rau kev pabcuam qaub (H₂S)?
A: 316L yogtxwvhauv kev pabcuam qaub. NACE MR0175 / ISO 15156 tso cai rau 316L hauv qhov chaw qaub tsuas yog tias: cov ntsiab lus chloride qis (<50 ppm), pH > 3.5, kub <60 ° C, thiab H₂S ib nrab siab <0.05 psi. Rau cov roj qaub ib txwm (H₂S siab), peb pom zoo Incoloy 825 lossis Alloy 28 cladding hloov.

Q3: Kuv yuav tsum xaiv cov hlau backing twg rau phab ntsa dej boiler?
Ib:SA-210 Gr.Cyog tus qauv rau cov phab ntsa dej thiab cov khoom siv txuag hluav taws xob. Yog tias koj lub boiler tsis kub heev thiab kub hlau <450°C, qhov no yog qhov kev xaiv pheej yig tshaj plaws.

Q4: Kuv xav tau qhov kub qis uas cuam tshuam rau qhov kub thiab txias (-45 ° C). Kuv puas tseem siv tau 316L cladding?
A: Yog. Xaiv cov hlau thaub qabASTM A333 Qib 6uas yog qhov kev sim cuam tshuam ntawm -45 ° C. Lub 316L cladding tsis cuam tshuam rau cov khoom cuam tshuam; nws tseem ductile ntawm qhov kub qis. Tag nrho cov yeeb nkab clad tuaj yeem muab nrog kev sim Charpy tiav.

Q5: Rau cov kav dej CO₂ siab (1500 psi, 80°C), koj xav kom muaj kev sib xyaw ua ke li cas?
Ib:API 5L X65 thaub qab(rau lub zog) +316L cladding 2.5-3.0 hli(rau kev tso cai rau xeb). Qhov no yog cov roj qab zib txheem uas siv dav hauv Middle East thiab North America.

Q6: Qhov txawv ntawm SA-106 Gr.B thiab SA-210 Gr.C rau cov yeeb nkab clad yog dab tsi?
A: SA-210 Gr.C muaj lub zog tensile siab dua (485 MPa vs 415 MPa) thiab yog tsim tshwj xeeb rau cov kav dej boiler. SA-106 Gr.B yog rau cov kav dej kub siab dav dav. Rau cov ntawv thov boiler, siv SA-210; rau cov kab hloov pauv refinery, SA 106 yog qhov siv tau.

Q7: Kuv puas tuaj yeem tau txais daim ntawv pov thawj EN 10204 Hom 3.2 rau cov kav dej clad no?
A: Yog. Peb ua haujlwm nrog TÜV, BV, DNV, SGS, thiab ABS. Yuav muaj tus nqi ntxiv thiab lub sijhawm ua khoom yuav ntev li 1-2 lub lis piam.

Q8: Puas yog qhov sib txuas ntawm 316L thiab cov hlau carbon uas yooj yim rau hydrogen embrittlement?
A: Hauv kev pabcuam CO₂ qab zib (tsis muaj kev tiv thaiv cathodic over-voltage), tsis muaj. Hauv kev pabcuam qaub (H₂S), qhov sib txuas ntawm cov ntawv sib txuas tsis yog txoj kev tawg tshwj xeeb yog tias ua kom raug. Txawm li cas los xij, 316L nws tus kheej muaj cov kev txwv hardness. Rau H₂S siab, peb pom zoo kom siv nickel alloy clad.

Q9: Qhov tsawg kawg nkaus 316L cladding thickness koj pom zoo yog dab tsi?
A: 1.5 hli yog qhov tsawg kawg nkaus rau kev sib txuas thiab kev xeb. Rau kev pabcuam CO₂ nruj nrog qhov ceev ceev, peb pom zoo 2.5-3.0 hli.

Q10: Koj puas tuaj yeem muab cov kav dej clad no hauv U-bent configuration rau cov cua sov sib pauv?
A: Yog, rau cov yeeb nkab uas tsis muaj qhov sib txuas (OD ≤168 hli). Peb ua qhov khoov txias nrog mandrel, tom qab ntawd kho cua sov kom txo kev ntxhov siab thiab 100% NDT ntawm thaj chaw khoov. Thov thov kom muaj tus nqi U-bend sib cais.

Q11: Koj puas muaj "clad pipe selection tool" rau ntau hom steel backing?
A: Yog. Xa koj cov xwm txheej kev pabcuam rau peb: qhov kub siab tshaj plaws, qhov kub tsawg kawg nkaus, siab, cov kua dej sib xyaw (CO₂, H₂S, chlorides, pH). Peb yuav pom zoo kom siv cov hlau thaub qab zoo tshaj plaws + tuab cladding + qib kev tshuaj xyuas.

Q12: Puas muaj qhov sib txawv ntawm tus nqi ntawm SA-210 + 316L thiab cov raj khoom 316L?
A: Yog. Rau lub raj phab ntsa 63.5mm OD × 5mm, khoom 316L yog kwv yees li2.5-3 npaug kim duadua li SA-210 + 316L clad yeeb nkab (2 hli cladding). Lub phab ntsa tuab dua, qhov loj dua qhov txuag.

Q13: Vim li cas kuv thiaj xaiv cov yeeb nkab seamless hla welded clad?
A: Cov yeeb nkab seamless clad tshem tawmtxhua qhov longitudinal weld seam, uas yog qhov zoo rau kev pabcuam kub siab, kev pabcuam hydrogen, thiab qhov twg muaj kev pheej hmoo ntawm chloride SCC tawm tsam qhov vuam. Rau feem ntau cov yeeb nkab kab (X65 + 316L), cov yeeb nkab welded clad yog qhov txhim khu kev qha heev thiab pheej yig dua.

Q14: Koj puas tuaj yeem npog ob qho tib si ID thiab OD?
A: Peb ua tau, tab sis qhov ntawd yog ib qho tshwj xeeb. Feem ntau ib txheej CRA ntawm daim ID txaus. Rau kev xeb sab nraud, peb pom zoo kom pleev xim, txheej, lossis txheej txheem cladding sab nraud sib cais (piv txwv li, weld overlay). Thov nug rau dual-clad.

Q15: Kuv yuav ua li cas thiaj li tau txais cov hlau sib xyaw ua ke?
A: Muab cov khoom rau txhua kab: qib hlau thaub qab, OD, qhov hnyav ntawm lub hauv paus, qhov tuab ntawm cladding, ntev, thiab ntau npaum li cas. Peb yuav hais nqe rau txhua qhov kev sib xyaw ua ke. Qhov kev txiav txim sim tsawg kawg nkaus rau ib qho loj me yog qhov txais tau.

Q16: Puas yog pickling tsim nyog rau 316L cladding?
A: Yog. Kev ntxuav kom huv si yuav tshem tawm cov cua sov uas tsim thaum lub sijhawm extrusion thiab kev kho cua sov, rov qab kho cov txheej txheem tsis siv neeg, thiab xyuas kom meej tias qhov chaw huv si rau kev tshuaj xyuas. Peb tus qauv xa khoom yog ntxuav thiab passivated. Yog tias koj tsis xav tau kev ntxuav (piv txwv li, rau kev txheej tam sim ntawd), thov qhia meej.

Q17: Koj puas muab PMI (Positive Material Identification) rau ntawm 316L cladding?
A: Yog. Peb tuaj yeem ua XRF ntawm ntau qhov chaw ntawm txhua lub raj, thiab suav nrog daim ntawv qhia hauv cov ntaub ntawv zoo. Muaj tus nqi me me rau txhua lub raj rau cov xaj loj.

Q18: Cov yeeb nkab clad puas tuaj yeem muab nrog cov kawg beveled thiab CRA buttering?
A: Yog. Lub kaum sab xis txheem 30-35 ° nrog 1.6 hli tsaws. CRA buttering (2-3 hli ntawm Alloy 625 lossis 316L filler ntawm lub ntsej muag bevel) yog muaj los tiv thaiv kev dilution thaum lub sijhawm vuam teb. Qhov no yog qhov tshwj xeeb tshaj yog pom zoo rau girth welds hauv kev pabcuam siab.

Q19: Koj qhov kev paub txog kev muab cov yeeb nkab 316L clad rau cov qauv European EN yog dab tsi?
A: Peb ib txwm muab khoom rau EN 10216-2 (thaub qab) nrog 1.4404 (316L) cladding. Peb tuaj yeem muab daim ntawv pov thawj EN 10204 3.2 nrog TÜV tim khawv thiab PED tshaj tawm. Ntau qhov kev txiav txim tau mus rau lub teb chaws Yelemees, Netherlands, Fabkis, thiab UK.

Q20: Koj puas tuaj yeem qhia cov ntaub ntawv siv rau cov yeeb nkab loj 316L clad (API 5L X65 + 316L)?
A: Yog, peb tau muab cov yeeb nkab X65 + 316L clad (OD 610mm, cladding 2.5mm) rau Middle Eastern CO₂ txhaj tshuaj project (200 km pipeline). Cov ntaub ntawv siv tau ntawm NDA.

9. Kev Pab Txog Kev Txiav Txim - Yuav Ua Li Cas Qhia Txog 316L Clad Pipe

Yuav kom koj tau txais kev sib xyaw ua ke kom raug, thov muab cov hauv qab no rau txhua kab lus:

1. Qib hlau thaub qab(xaiv los ntawm SA-210 Gr.C, SA-106 Gr.B, API 5L X52/60/65, A333 Gr.6, A335 P11/P22)

2. Sab nraud txoj kab uas hla (OD)thiabphab ntsa tuab

3. 316L cladding tuab(feem ntau yog 1.5-3.5 hli)

4. Ib qho ntev(m) thiab tag nrho qhov ntev (lossis ntau npaum li cas)

5. Tus qauv siv tau(ASME, API, EN, lossis cov lus qhia txog qhov project)

6. Daim ntawv pov thawj yuav tsum muaj(EN 10204 Hom 3.1 tus qauv; Hom 3.2 xaiv tau)

7. Kev ntsuam xyuas ntxiv(Charpy, intergranular corrosion, NACE, creep, thiab lwm yam)

8. Xaus tiav(dawb, beveled, beveled + buttering)

9. Lub sijhawm xa khoom(FOB Tuam Tshoj chaw nres nkoj, CIF chaw nres nkoj, Cua thauj khoom)

10. Womic Steel yuav teb nrog:

● Daim ntawv qhia txog kev siv tshuab rau kev sib xyaw ua ke tshwj xeeb

● Kev hais nqe nrog tus nqi thiab lub sijhawm ua khoom

● Daim ntawv pov thawj qauv ntawm lub Hoobkas (los ntawm qhov kev txiav txim zoo sib xws yav dhau los)

● Daim phiaj xwm zoo thiab qhov kev tshuaj xyuas uas tau npaj tseg

Peb lub zog:Peb tsis tsuas yog tsim khoom xwb tab sis kujqhiantawm qhov pheej yig tshaj plaws thiab txhim khu kev qha backing + cladding ua ke rau koj cov kev pabcuam. Ntau tus neeg siv khoom ntau dhau los ntawm kev xav tias xav tau cov khoom siv hlau khov kho - peb pab lawv txuag tau 40-60% nrog cov yeeb nkab clad.

10. Tiv tauj Womic Steel - Koj Tus Kws Tshwj Xeeb 316L Lined Clad Pipe

Yog tias koj tab tom nrhiav ib qho316L kab hlau yeeb nkabnrog rau txhua yam carbon lossis alloy steel backing, tiv tauj peb kom tau txais kev sab laj dawb thiab tsis muaj kev lav phib xaub.

Lub Vas Sab: www.womicsteel.com
Email: sales@womicsteel.com
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Victor: +86 15575100681

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Womic Steel - Cov kev daws teeb meem yeeb nkab 316L clad rau CO₂ kev pabcuam, boiler, cua sov sib pauv, qhov kub qis, thiab kev siv kub siab.

Yav dhau los: Cov Lus Qhia Xaiv Cov Khoom Siv Slag Pot: ZG270-500, GS-20Mn5 lossis ASTM A27 - Qhov Twg Haum Rau Koj Lub Hoobkas Hlau?

Tom ntej no: 904L Stainless Steel Lined Clad Pipe | UNS N08904 / 1.4539 High Alloy Cladding rau Sulfuric & Phosphoric Acid Service - Womic Steel