Bututun Rufi Mai Layi Na Bakin Karfe 904L | UNS N08904 / 1.4539 Babban Rufi Mai Layi Don Sabis na Acid na Sulfuric & Phosphoric - Womic Steel

Takaitaccen Bayani:

Bututun ƙarfe mai layi biyu mai layi biyu mai siffar ƙarfe 904L – ciki CRA Layer 904L (UNS N08904 / 1.4539) an haɗa shi da ƙarfe mai ƙarfe ko ƙaramin ƙarfe mai ƙarfe. An ƙera shi ta hanyar haɗa zafi + JCOE (an haɗa shi da walda) ko kuma ta hanyar fitar da zafi (ba tare da sumul ba ga ƙananan diamita). An ƙera shi don juriya ga acid sulfuric, phosphoric acid, formic acid, acetic acid, da chloride. An yi shi da ɗanɗano, an yi shi da ƙarfi, kuma an gwada shi sosai.

Aika mana imel Bayanin Samfura

Cikakken Bayani game da Samfurin

Alamun Samfura

Babban Kayan (Ƙarfe Mai Bayarwa - zaɓuɓɓuka da yawa):

●API 5L X52 / X60 / X65- bututun layi mai ƙarfi don watsa mai da iskar gas / acid

●SA-106 Gr.B- ƙarfe mai zafi mai zafi

●SA-210 Gr.C- matakin bututun tukunyar jirgi

●ASTM A333 Gr.6- ƙaramin ƙarfe mai ƙarancin zafin jiki

●ASTM A335 P11 / P22- Haɗin Cr-Mo don yawan zafin jiki (iyakance amfani da 904L)

Rufe (layin CRA):904L (UNS N08904 / 1.4539) – ƙarfe mai ƙarfi mai austenitic mai ƙarfe mai 23-28% Ni, 19-23% Cr, 4-5% Mo, 1-2% Cu. PREN ≈ 34. Kyakkyawan juriya ga rage acid (sulfuric, phosphoric, formic), kyakkyawan juriya ga riƙon chloride, mafi girma fiye da 316L a cikin aikin acid.

Girman Girma:OD 60 – 1219 mm (bututun da aka lulluɓe da walda – naɗin zafi + JCOE). OD 25 – 168 mm (fitar da ba ta da sumul). Kauri daga bangon tsakiya 4 – 40 mm. Kauri daga rufi 2.0 – 4.0 mm (ana ba da shawarar 3.0 mm don gyaran acid). Tsawon guda ɗaya har zuwa mita 15 (marar sumul) ko mita 24 (mai walda).

Tsarin aiki:Haɗin naɗewa mai zafi + ƙirƙirar JCOE (an haɗa shi da walda) ko fitarwa mai zafi (babu sumul). Ƙarfin yanke haɗin ƙarfe ≥200 MPa (an haɗa shi da walda) ko ≥300 MPa (babu sumul). Duba haɗin UT 100%, gwajin hydrostatic, gwajin tensile, lanƙwasa, zaɓin PMI da gwajin lalata tsakanin granular.

Ma'auni:API 5LD (don bututun layi mai rufi), ASME Sashe na VIII Div.1, EN 10216-5 (don 904L mara sumul), ASTM A240 (faranti na 904L). NACE MR0175: 904L ana iya amfani da shi don yin tsami ne kawai a ƙarƙashin yanayi mai iyaka (ƙarancin H₂S, ƙarancin chlorides, ƙarancin zafin jiki) - ba a ba da shawarar gabaɗaya ba.

Aikace-aikace:Bututun bututun shukar sinadarin sulfuric acid, takin phosphoric acid, gonakin tankunan sinadarai, tsarin sanyaya ruwan teku (mai yawan chloride), gogewar iskar gas mai ƙarfi (FGD), canja wurin sinadarai mai tsafta, sabis na acetic/formic acid, sarrafa magunguna da abinci (mai yawan tsarki).

Karfe Mai Kyauyana ƙera bututun da aka lulluɓe da 904L don aikace-aikacen sarrafa acid mafi wahala. Muna haɗa juriyar tsatsa ta 904L tare da ƙarfin injina na bayan ƙarfe na carbon/alloy, yana adana 40 60% idan aka kwatanta da bututun 904L mai ƙarfi. Girman da aka keɓance, duba ɓangare na uku, EN 10204 Type 3.2 yana samuwa. Tuntuɓe mu don mafita na bututun da aka lulluɓe da ƙarfe mai ƙarfi.

1. Me yasa bututun da aka lulluɓe da 904L yake da ƙarfi? Lokacin da 316L bai isa ba

904L (UNS N08904 / 1.4539) ƙarfe ne mai ƙarfi na austenitic wanda aka ƙera musamman don amfani inda 316L ya gaza saboda rashin isasshen juriya ga acid ko kuma raguwar ruwa.

Maɓallan bambance-bambance masu mahimmanci idan aka kwatanta da 316L:

Kadara	316L	904L	Riba
Nickel (%)	10-14	23-28	Babban Ni yana inganta juriya ga acid
Molybdenum (%)	2-3	4-5	Mafi Girman Mo yana inganta rivet
Tagulla (%)	—	1-2	Cu yana da mahimmanci ga juriya ga sulfuric acid
PREN	24-26	34	904L ya fi jure wa ruwa
Juriyar sinadarin sulfuric acid	Rashin ƙarfi a ƙasa da 10% ko sama da 80%	Mafi kyau 0-80% a matsakaicin zafin jiki	904L shine mizani na sabis na H₂SO₄

Matsakaicin acid inda 904L ya fi kyau:

● Sulfuric acid (H₂SO₄) – yawan maida hankali 0-80%, har zuwa 50 60°C

● Phosphoric acid (H₃PO₄) – duk wani abu mai yawa

● Acid na Formic (HCOOH) da Acetic acid (CH₃COOH)

● Ruwan hydrochloric acid (HCl) - iyakance

● Haɗaɗɗun sinadarai (misali, H₂SO₄ + chlorides)

Me yasa aka yi masa sutura?Bututun 904L mai ƙarfi yana da tsada sosai (farashin 2 3× na 316L, farashin ƙarfe 5 6× na carbon). Ta hanyar amfani da siririn Layer na ciki na 904L mai kauri (2 4mm) wanda aka haɗa shi da bututun waje na ƙarfen carbon, kuna samun juriya iri ɗaya a kan tsatsa a40 60% ƙarancin farashin kayan aiki. Tushen ƙarfen carbon yana samar da ƙarfin injina a wani ƙaramin ɓangare na farashin ƙarfe.

Masana'antu na yau da kullun:Samar da sinadarin sulfuric acid da jigilarsa, takin phosphate, layukan tsinken ƙarfe, tankunan sinadarai, masu musayar zafi na ruwan teku (mai yawan chloride, matsakaicin zafin jiki).

2. Bayanin Kayan Aiki - Zaɓuɓɓukan Karfe na 904L da Rufewa

2.1 904L Sinadarin Rufewa (% ta nauyi)

Sinadarin	UNS N08904 (904L)
Carbon (C)	≤0.020
Manganese (Mn)	≤2.00
Silikon (Si)	≤1.00
Phosphorus (P)	≤0.040
Sulfur (S)	≤0.030
Chromium (Cr)	19.0 – 23.0
Nickel (Ni)	23.0 – 28.0
Molybdenum (Mo)	4.0 – 5.0
Tagulla (Cu)	1.0 – 2.0
Baƙin ƙarfe (Fe)	Daidaito

Ƙara jan ƙarfe yana da matuƙar muhimmanci ga juriya ga sinadarin sulfuric acid. Ba tare da Cu ba, 316L yana fuskantar hari cikin sauri a cikin H₂SO₄ mai narkewa mai ɗumi.

2.2 Halayen Inji (Zafin Ɗaki)

Kadara	Rufin 904L	Tallafin Karfe na Carbon na yau da kullun
Ƙarfin Yawa (min, MPa)	220	240 450 (ya danganta da matsayi)
Ƙarfin Taurin Kai (min, MPa)	490	415 535
Tsawaita (ƙananan, %)	35	18 25
Tauri (max)	HB 200	Kamar yadda darajar ta ke

2.3 Juriyar Tsatsa ta 904L - Mahimman Bayanai

Acid	Mai da hankali	Zafin jiki	Yawan Tsatsa (mm/shekara)
Sulfur (H₂SO₄)	Kashi 10-50%	50°C	<0.1 (mai kyau)
Sulfur (H₂SO₄)	70-80%	30°C	<0.1
Phosphoric (H₃PO₄)	Kashi 30-85%	80°C	<0.1
Acid na Formic	Duk wani	100°C	<0.1
Asid mai tsami	Duk wani	100°C	<0.1
Ruwan teku	3.5% Cl-	30°C	Tsarin juriya yana da kyau (PREN 34)

Iyakoki:Ba a ba da shawarar 904L ga sinadarin sulfuric acid mai zafi (>80°C) (>90%) ko kuma ga sinadarin hydrochloric acid mai zafi sosai. Ga waɗannan, yi la'akari da sinadarin nickel (Alloy C-276).

Zaɓuɓɓukan Karfe na Baya don Bututun Rufi na 904L

Karfe Mai Baya	Daidaitacce	Ƙarfi	Babban Aikace-aikacen 904L Clad
API 5L X52 / X60 / X65	API 5L PSL2	Yawan amfanin ƙasa na 360 450 MPa	Bututun mai mai nisan zango
SA-106 Gr.B	ASTM A106	Yawan amfanin ƙasa na 240 MPa	Matatar mai da bututun masana'antar sinadarai
SA-210 Gr.C	ASME SA-210	Yawan amfanin ƙasa na 245 MPa	Tukwanen gyaran acid / bututun musayar zafi
ASTM A333 Gr.6	ASTM A333	Yawan amfanin ƙasa na 240 MPa	Bututun acid mai ƙarancin zafin jiki (-45°C)
ASTM A335 P11 / P22	ASTM A335	Yawan amfanin ƙasa na 205 275 MPa	Zafin jiki mai yawa (>450°C?) Lura: 904L an iyakance shi zuwa ~350°C a cikin sinadarin acid

Lura don yawan zafin jiki:904L kanta ba ta dace da yanayin zafi na ƙarfe sama da 350-400°C a cikin aikin lalata ba. Karfe mai goyan baya na iya jure yanayin zafi mafi girma, amma rufin zai iyakance yanayin zafin sabis gaba ɗaya. Don yawan zafin acid mai zafi (>400°C), yi la'akari da rufin Alloy 825 ko Alloy 28.

2.5 Girman Kewaya

Hanyar Ƙirƙira	Nisan OD (mm)	Babban ƙarfin (mm)	Faɗin Rufi (mm)	Matsakaicin Tsawon (m)
An yi walda (zafi mai birgima + JCOE)	219 – 1219	6 – 40	2.0 – 4.0	24
Ba shi da sumul (extrusion)	25 – 168	4 – 15	2.0 – 3.5	15

Shawarar da aka ba da shawarar yin amfani da kauri don gyara acid:Mafi ƙarancin 3.0 mm. Don yanayi mai tsauri (misali, acid mai zafi mai yawan kwararar ruwa), muna ba da shawarar 4.0 mm.

3. Tsarin Kera - Haɗin Na'urar Zafi + JCOE (Welded, OD ≥219 mm)

Ga manyan bututun acid masu diamita, wannan ita ce babbar hanyar:

Mataki	Bayani
Shirya faranti	An tsaftace faranti 904L (CRA) da farantin ƙarfe na carbon (bayan baya), an tara su (904L a gefen ciki), sannan a rufe injin tsotsar iskar oxygen don kawar da iskar oxygen.
Haɗin birgima mai zafi	Ana dumama tarin zuwa 1100-1180°C sannan a birgima a babban rabon raguwa (≥5:1). Layukan suna haɗuwa da ƙarfe.
Faranti NDT	Gwajin ultrasonic 100% na haɗin farantin da aka lulluɓe.
Samar da JCOE	Ana niƙa farantin da aka lulluɓe da mashin, sannan a samar da shi a matsayin bututu mai buɗewa ta amfani da mashin JCO. 904L ya zama saman ciki.
Walda mai tsayi	Wurare biyu: wurare na ciki mai cika 904L (ko Alloy 625), wurare na waje mai cika ƙarfe na carbon.
Rufin walda (zaɓi ne)	Ana iya rufe dinkin walda na ciki da 904L ko Alloy 625 don cikakken rufe tsatsa.
Maganin zafi	Rage damuwa (idan ana buƙata). 904L ba ya buƙatar maganin zafi bayan walda.
NDT & gwaji	A bisa Sashe na 4.
Tsoka da kuma passivation	Don saman ciki mai ƙarfin lita 904, don tabbatar da cewa an yi amfani da Layer mai aiki.
Dubawa na ƙarshe da jigilar kaya	Bevel, hula, haɗin gwiwa.

Don sirara (ƙaramin diamita, OD ≤168 mm):Simintin centrifugal + extrusion mai zafi (kamar kayan bututun da aka saka a baya). Mara sumul yana kawar da walda mai tsayi, wanda aka fi so ga masu musayar zafi na U bend da layukan tsarki masu ƙarfi.

4. Dubawa & Gwaji - Bututun Rufi na 904L

Tunda 904L babban ƙarfe ne, muna ba da kulawa ta musamman ga tsarin rufin rufi da kuma tabbatar da gwajin lalata.

Gwaji	Daidaitacce / Hanyar	Faɗin	Karɓa
PMI (XRF) na rufin 904L	Gano Kayan Aiki Mai Kyau	Kowane bututu (ko kowane farantin)	Tabbatar da Cu, Mo, Ni, Cr a cikin takamaiman bayani
Bond UT	Raƙuman shear	100% na haɗin da aka rufe	Babu rabuwar kaya >50mm; jimilla <2%
UT mai tsayi	ASTM E213 / ISO 10893 10	100% na bututu	Babu ƙararrawa da za a iya ƙin amincewa da su
Gwajin Hydrostatic	Matsin ƙira na 1.5 ×	Kowace bututu	Babu ɓuya
Taurin kai (ƙarfe mai jurewa)	Kowace API 5L / A106 / da sauransu.	Kowace zafi	Haɗu da ƙayyadaddun darajar
Rage ƙarfin haɗin gwiwa (bel shear)	Tura ko kuma yanke ƙugiya	Kowace rukuni	≥200 MPa (an haɗa shi da walda)
Tauri (904L cladding)	HV10	Rukunin	≤200 HV
Tsatsa tsakanin granular	ASTM A262 Practice E (a kan 904L)	Kowace rukuni (zaɓi ne)	Babu harin tsaka-tsaki tsakanin granular
Gwajin lanƙwasawa	ASME SA 450	Kowace rukuni	Babu tsagewa

Takaddun shaida:EN 10204 Nau'i na 3.1 (daidaitacce). Nau'i na 3.2 tare da shaida na ɓangare na uku (SGS, BV, DNV, TÜV) ana iya samu akan buƙata.

Ƙarin gwaje-gwaje idan an buƙata (ana iya caji):

● Ƙarfin da za a iya ƙarawa (ASTM G5)

● Gwajin sinadarin jan ƙarfe sulfate - gwajin sinadarin sulfuric acid don 904L (takamaiman ga aikin H₂SO₄)

5. Aikace-aikace - Inda Bututun Rufi na 904L Ya Zama Mafi Dacewa

5.1 Bututun Shuka Mai Suna Sulfuric Acid

Kalubale:Acid mai zafi na sulfuric (60-80%, 50-80°C) yana da matuƙar lalata ga ƙarfen carbon har ma da 316L. 904L ya kasance kayan da aka saba amfani da su wajen samar da alkylation na acid na sulfuric, busar da hasumiyai, da kuma haɗa bututun mai tsawon shekaru da dama.

Mafita:Bututu mai rufi mai nauyin lita 904 tare da bayan ƙarfen carbon (SA-106 Gr.B ko API 5L X52). Tsarin ciki na 904L yana sarrafa acid; ƙarfen carbon yana ba da ƙarfin matsin lamba kuma yana rage farashi.

Misali:24" OD × 12.7 mm core WT × 3.0 mm 904L cladding, tsawon mita 12. Ana amfani da shi a cikin na'urar dawo da sulfur ta Gabas ta Tsakiya.

5.2 Shuke-shuken takin zamani na Phosphoric Acid

Kalubale:Sinadarin Phosphoric (30-50%, 50-90°C) ya ƙunshi chlorides, fluorides, da daskararru. Rami da ramukan lita 316 suna yin tsatsa. 904L yana ba da juriya mafi kyau.

Mafita:Bututu mai rufi 904L tare da goyon bayan SA-106 Gr.B. Tagulla da ke cikin 904L yana da matuƙar amfani a cikin sinadarin phosphoric acid.

5.3 Sanyaya/Shafa Ruwan Teku (Babban Chloride)

Kalubale:316L na iya fuskantar tsatsa a cikin ruwan teku da ke tsayawa a yanayin zafi sama da 30-40°C. 904L yana da PREN mafi girma (34) kuma yana tsayayya da rijiyoyin ruwa mafi kyau.

Mafita:Bututu mai rufi mai lita 904 tare da goyon bayan API 5L X65 don layukan allurar ruwan teku masu ƙarfi. Ana amfani da shi a dandamalin ruwa na waje don tsarin sanyaya da wutar lantarki.

5.4 Ajiye da Canja wurin Tankunan Sinadarai

Kalubale:Tankunan ajiya na acetic acid, formic acid, ko gaurayen acid na halitta suna buƙatar ko dai ƙarfe mai ƙarfi mai tsada ko ƙarfe mai rufi da roba. Rufin roba na iya lalacewa.

Mafita:Bututun da aka lulluɓe da lita 904 yana ba da shinge na dindindin, wanda ba shi da tsatsa. Don bututun gonar tanki, bututun da aka lulluɓe da walda ya dace.

5.5 Masu goge iskar gas ta bututu (FGD)

Kalubale:Tsarin FGD yana aiki da sinadarin gypsum slurries masu ƙarancin pH da chlorides. Yawancin hasumiyoyin sharar FGD da bututun fitarwa suna amfani da ƙarfe 904L ko sama da haka.

Mafita:Bututun da aka lulluɓe da lita 904 don layukan sake zagaye na slurry. Ana iya samun A106 Gr.B ko A333 Gr.6 (idan ya yi sanyi).

6. Me Yasa Za A Zabi Karfe Mai Kauri 904L Don Bututun Clad?

Ƙarfi	Cikakkun bayanai
Kwarewa tare da manyan ƙarfe	Mun samar da bututun da aka lulluɓe da lita 904 don ayyukan masana'antar acid a China, Gabas ta Tsakiya, da Kudu maso Gabashin Asiya.
Haɗin ƙarfe na gaskiya	Babu haɗarin rugujewar layin bututun - 904L yana daure da ƙarfe mai goyan baya har abada.
Faɗin girma mai faɗi	Ƙaramin diamita mara sumul (extrusion) har zuwa babban diamita da aka haɗa (1219 mm).
Cikakken bin diddigi	Kowace lambar zafi ta farantin 904L an rubuta ta kuma an haɗa ta da bututun ƙarshe. Ana iya yin PMI a wurare da yawa.
Dubawa na ɓangare na uku	SGS, BV, DNV, TÜV sun shaida a duk lokacin samarwa. EN 10204 Type 3.2 yana samuwa.
Rage farashi	40 60% ya fi tsada fiye da bututun 904L mai ƙarfi waɗanda ke da matsi iri ɗaya.

7. Marufi, Jigilar Kaya & Lokacin Gubar Kaya

●Yanayi:Za a iya shafa masa mai ko kuma a shafa masa fenti a saman ciki mai girman 904L; ana iya shafa masa mai ko kuma a shafa masa fenti a saman.

● Kariyar ƙarshe:Murfin filastik (murfin ƙarfe don manyan diamita).

●Haɗawa:Ga ƙananan diamita (<20″) - fakiti tare da masu raba sarari. Ga manyan diamita - kujerun ɗaiɗaikun.

●Lokacin jagora (oda ta farko):Makonni 14-18 (lita 904 na faranti da birgima). Maimaita oda: Makonni 10-12.

●Moq:Babu tsauraran MOQ; ana karɓar umarnin gwaji (misali, mita 100-200). Farashin ƙananan adadi mafi girma.

8. Tambayoyin da Ake Yawan Yi (Tambayoyin da Ake Yawan Yi) – Bututun Rufi Mai Launi 904L

Q1: Yaushe zan zaɓi 904L fiye da 316L don bututun da aka rufe?
A: Zaɓi 904L lokacin da sabis ɗin ya ƙunshiacid ɗin sulfuric, phosphoric acid, formic/acetic acid, ko kuma lokacin da 316L ya nuna tsatsa ko tsatsa gaba ɗaya a cikin muhallinku. 904L shi ma ya fi kyau ga ruwan teku mai dumi (mafi yawan chlorides). Idan ruwan yana da ɗan acidic kaɗan ba tare da chlorides ba, 316L zai iya isa.

Q2: Menene matsakaicin zafin jiki na 904L?
A: A cikin aikin lalata, 904L yawanci ana iyakance shi ga350-400°CSama da haka, kayan na iya haifar da rashin ƙarfi ko kuma su rasa juriyar tsatsa. Don samun isasshen acid mai zafi (>400°C), yi la'akari da Alloy 825 ko 625.

T3: Za a iya amfani da 904L don hidimar iskar gas mai tsami (H₂S)?
A: NACE MR0175 / ISO 15156 yana ba da damar 904L don amfani da tsami kawai a cikin yanayi mai sauƙi: ƙarancin matsin lamba na H₂S, ƙarancin chlorides, pH >3.5, zafin jiki <60°C. Ga iskar gas mai tsami, Incoloy 825 ya fi so.

T4: Wane ƙarfe mai cikewa ya kamata a yi amfani da shi don walda bututu mai rufi 904L?
A: Don izinin shiga na ciki (904L zuwa 904L), yi amfani daAlloy 625 (ERNiCrMo-3)koCika mai lita 904 (ER385)Alloy 625 ya fi yawa kuma yana ba da aminci mafi girma. Kada a yi amfani da abin cikawa mai nauyin lita 316.

T5: Shin akwai bututun da aka lulluɓe da 904L a ƙananan diamita (misali, inci 2) don kayan aiki?
A: Eh, ta hanyar tsarin fitar da iska mara matsala. Mafi ƙarancin OD shine kimanin mm 25 (1 inch). Kauri na rufin shine mm 2.0 2.5.

T6: Ta yaya 904L zai kwatanta da Alloy 28 (UNS N08028)?
A: Dukansu suna da sinadarin austenitics mai yawan ƙarfe tare da irin wannan PREN (34 vs 38). Alloy 28 yana da mafi girman Cr da Ni, kuma yana da juriya mafi kyau ga yawan chloride da zafin jiki mai yawa. Ga sulfuric acid, duka suna da kyau. Alloy 28 ya ɗan fi tsada. 904L ya fi yawa a cikin tsire-tsire masu acid na Arewacin Amurka; Alloy 28 a cikin ƙayyadaddun Turai.

T7: Za ku iya samar da bututu mai rufi 904L tare da goyon bayan A333 Gr.6 don hidimar ƙarancin zafin jiki?
A: Eh. 904L yana ci gaba da aiki a yanayin zafi mai ƙarancin zafi; an gwada tasirin bayan A333 Gr.6 a -45°C. Haɗin ya dace da bututun iskar arctic acid (ba kasafai ake samu ba amma zai yiwu).

Q8: Shin kuna ba da tabbacin cewa rufin ba shi da narkar da ƙarfen carbon?
A: Eh. Tsarin haɗa hot roll na injin yana hana iskar shaka kuma yana rage yaɗuwa. Muna yin PMI a saman rufin don tabbatar da abun da ke ciki. Yankin narkewa yawanci yana da kauri kaɗan na microns kuma ba ya fallasa ga ruwan.

Q9: Menene ƙarfin yawan amfanin ƙasa na rufin 904L?
A: 904L yana da ƙarfin fitarwa na kimanin 220 MPa (32 ksi) a yanayin da aka yi masa fenti. Wannan ya fi ƙasa da bayan ƙarfen carbon amma kauri na rufin ƙarami ne; tsakiyar ƙarfen carbon yana ɗauke da matsin lamba. Don ƙirar matsi, muna amfani da kauri na bangon ƙarfen baya kawai; ana ɗaukar rufin a matsayin izinin tsatsa.

Q10: Shin kuna bayar da ƙarshen da aka yanke tare da man shanu mai lita 904?
A: Eh. Za mu iya shirya bevels (ƙasa 30-35°, 1.6 mm) sannan mu shafa man shafawa na Alloy 625 ko 904L a kan fuskar bevel. Wannan yana hana narkewar rufin 904L yayin walda a cikin girth field.

Q11: Za ku iya samar da bututun U-bend mai canza zafi mai 904L?
A: Eh, ga bututun da aka lulluɓe da santsi (OD ≤168 mm). Muna lanƙwasa sanyi, rage damuwa, kuma muna rage NDT 100% (PT ko ET) yankin lanƙwasa. Lanƙwasa U-bends don ayyukan acid sun zama ruwan dare a masana'antar sinadarai.

Q12: Ta yaya zan yi odar ƙaramin adadin gwaji?
A: A samar da OD, core WT, kauri na rufin, tsawon (m), da kuma ƙarfin ƙarfe na baya. Za mu yi amfani da gwajin gwaji (misali, mita 50 100). A yi tsammanin farashi mai tsada ga ƙananan adadi.

9. Jerin Abubuwan Da Ake Bukata Don Yin Oda na Bututun 904L Clad

Domin tabbatar da daidaiton bayani, da fatan za a bayar da:

●Matsayin ƙarfe na baya(API 5L X52/60/65, SA-106 Gr.B, SA-210 Gr.C, A333 Gr.6, ko A335 P11/P22)

● Diamita na waje (OD)kumaKauri na tsakiya na bango

● Kauri mai rufi 904L(an ba da shawarar 3.0 mm don aikin acid)

● Tsawon kowane yankikumajimillar tsawon (mita)

● Hanyar ƙera(an haɗa shi da OD ≥219 mm; babu matsala ga OD ≤168 mm)

● Ma'aunin da ya dace(API 5LD, ASME, EN, ko bayanin abokin ciniki)

● Matakin dubawa(Nau'in 3.1 misali; Nau'in 3.2 tare da wani ɓangare na uku)

● Ƙarshen ƙarshe(A fili, beveled, beveled + 904L man shanu)

● Lokacin isarwa(Tashar jiragen ruwa ta FOB ta China, tashar jiragen ruwa ta CIF)

Womic Steel za ta mayar da martani ta hanyar takardar bayanai ta fasaha, ƙimar kasuwanci, da kuma tsarin inganci.

10. Tuntuɓi Womic Steel – Ƙwararren Bututun Alloy Clad

Idan kana nemanBututu mai rufi mai lita 316tare da duk wani tallafi na ƙarfe na carbon ko ƙarfe na ƙarfe, tuntuɓe mu don neman shawarwari na fasaha kyauta kuma babu wani ƙiyasin wajibi.

Yanar Gizo: www.womicsteel.com
Imel: sales@womicsteel.com
Waya / WhatsApp / WeChat:

Victor: +86 15575100681

Jack: +86 18390957568

Womic Steel – An ƙera mafita na bututu mai rufi mai nauyin lita 316 don hidimar CO₂, tukunyar jirgi, na'urar musayar zafi, ƙarancin zafin jiki, da aikace-aikacen zafin jiki mai yawa.

Na baya: Bututun Rufe Bakin Karfe Mai Layi 316L | Tallafin Karfe na Carbon & Alloy don Sabis na CO₂, Boiler, Mai Canja Zafi & Ƙananan Zafin Jiki - Womic Steel

Na gaba: Mai ƙera Bututun Bimetal Clad | Bututun CRA Mai Layi Mai Haɗi da Ƙarfe – Womic Steel