CRA Clad Pipe

Ihe mkpuchi ọkpọ pụtara:a carbon - ọkpọkọ ígwè nwere obere corrosion - na-eguzogide alloy (CRA) oyi akwa metallurgyically bonded na n'ime elu (clad), ma ọ bụ a iche iche CRA tube arụnyere n'ime carbon -steel pipe (lined). Ebumnuche bụ idowe nguzogide corrosion CRA ebe mmiri ahụ na-emetụ aka, ebe ị na-ejigide ike na ọnụ ahịa nke ihe na-ebu carbon{4}}.

Na njem mmanụ, gas na kemịkal, corrosion abụghị naanị ihe ndozi- ọ na-akọwapụta ogologo ndụ nke sistemu niile. pipeline carbon steel omenala, ọ bụ ezie na arụrụ arụ siri ike, na-emebi ngwa ngwa n'okpuru ikuku gas ma ọ bụ mmiri mmiri siri ike{2}. N'aka nke ọzọ, iji ọkpọkọ corrosion siri ike - na-eguzogide alloy (CRA) dị mma na teknụzụ mana enweghị ike ịkwado ya.

Iji mechie oghere a, ndị injinia mepụtara ihe ndị ahụCRA Clad na Lined Pipe, ihe ngwọta metallurgical dị elu nke na-ejikọtaike, nguzogide corrosion, na ọnụ ahịa - arụmọrụn'otu ngwaahịa emepụtara.

Nhọrọ ihe eji eme ọkpọ (Base + CRA Layer)

Na isi ya, CRA Claded Pipe bụ apipeline bimetallic, na-ejikọta ọla abụọ na-arụ ọrụ dị iche iche ma na-arụkọ ọrụ:

Nkịtị ihe owuwu (Shell Mpụ):Carbon dị elu-ma ọ bụ obere{1} alloy steel (dịka ọmụmaatụ, API 5L X60/X65, ASTM A106, A333) na-enye ibu ọrụ- ibu.

Ihe mgbochi corrosion (okpukpu ime):Nickel{0}} dabere ma ọ bụ igwe anaghị agba nchara dị ka 316L, Inconel 625, Alloy 825, ma ọ bụ Duplex 2205 na-emepụta mkpuchi nchebe kwụsiri ike megide CO₂, H₂S, na chloride{5} mmiri mmiri bara ụba.

Ngwakọta ọla a na-enweta ihe ọ na-enweghị ike ịnwe naanị ya: ọkpọkọ na-anagide oke nrụgide, ọnọdụ okpomọkụ na ọgụ na-emebi emebi ruo ọtụtụ iri afọ, ọbụlagodi n'ime oke osimiri ma ọ bụ n'ubi salinity dị elu{{0}.

N'adịghị ka carbon ígwè nkịtị, CRA cald ọkpọkọ na-achọ njikọ ziri ezi n'etiti oyi akwa alloy na mkpụrụ nchara. Ụzọ ndị a na-eji dabere n'ihe achọrọ ịrụ ọrụ yana ogo ọrụ:

Usoro ọ bụla na-esochi yaọgwụgwọ okpomọkụ, nyocha ultrasonic, na nyocha interfaceiji nyochaa nkwụsi ike metallurgical yana mkpuchi CRA na-agbanwe agbanwe.

Njikọ ubi na ndetu nrụpụta

Mgbado ọkụ ọkpọkọbụ nke kachasị maka ichekwa oyi akwa CRA na mpaghara weld{0} n'ihi na mgbaze, ntinye ọkụ, na weld{1}}nkwadebe ọgwụgwụ na-ekpebi ma a na-echekwa nguzogide corrosion ma e kee ya{2}}. Ndị na-azụ ahịa na-ekwukarị ụdị nkwonkwo (girth weld / tie-in spool), weld{5}} ihe a chọrọ nkwadebe, na ebe nleba anya ka imepụta n'ikpere mmiri ghara ịkwụsị maka ịrụgharị ya.

Ụfọdụ RFQ na-ede nke a kaịgbado ọkụ ọkpọkọ; njikwa ndị bara uru bụ otu: jikwaa ikpughe CRA na weld, jiri ihe oriri dakọtara, ma kwado ọnọdụ elu CRA ikpeazụ na mpaghara weld.

• Weld{0}}Nkwadebe ngwụcha:Kọwaa ọgwụgwọ ihu bevel + CRA ka tie - in wee ghara ibelata CRA na-atụghị anya ya.
• Ntinye ọkụ na njikwa mmiri:Debe kemịkalụ CRA na ihu weld kwụsie ike ka ịzenarị weld "dị mma, corrodes emesia" weld.
• Nleba anya nyocha:Chọrọ NDT/PMI ohere na mpaghara weld ma ọ bụrụ na atụmatụ nnabata ọrụ ahụ kpọrọ ya.

Maka pipeline CRA, "clad" na "lineed" abụghị usoro ịzụrụ ihe. Nhọrọ ziri ezi dabere na ihe nwere ike ịgahie ụzọ n'ichepụta yana na tie{1} ins (ikpughe CRA na weld ends, liner movement, bond integrity), yana ihe oru ngo kwesịrị igosi na nnata. Octal Pipe na-ejikarị ndepụta nlele dị n'okpuru ebe a iji mee ka RFQs tụnyere yana iji zere oge{3}} n'ọgbọ egwuregwu na spoolbase.

A na-ahọrọ alloys CRA dabere na usoro corrosion na usoro kemịkalụ. Nhazi a na-ahụkarị gụnyere:

Ngwakọta ndị a na-eme ka nke ahụ pụta ìhèn'ibu iguzosi ike n'ezi ihe na corrosion nchebea na-enweta n'otu oge{0} na-enweghị oke ọnụ ahịa nke owuwu CRA zuru oke.

A Ọnụ ego CRAA na-akọwakarị ihe ngwọta mgbe carbon steel naanị enweghị ike ịnagide mmiri ndị a na-emepụta n'elu ndụ imewe, mana ọkpọkọ CRA siri ike zuru ezu abụghị nke akụ na ụba. Ihe na-ebutekarị gụnyere CO₂ ihe ize ndụ corrosion, nchegbu ọrụ utoojoo, njikwa mmiri chloride dị elu, na okporo ụzọ ndị dị n'ụsọ osimiri ebe enwere oke maka nrụzi. N'okwu ndị a, ebumnuche ịzụ ahịa bara uru abụghị "CRA n'ebe niile," kama ọ bụ CRA na-achịkwa mmiri nke nwere ike weldability na akaebe nyocha.

A na-etinye ọkpọkọ CRA Clad zuru ụwa ọnụ n'ofe gburugburu ebe ihe egwu corrosion na ihe nhazi na-agakọ:

• Usoro mmiri dị omimi na oke oke osimirina-ebu ọtụtụ mmiri mmiri
• CO₂ injection na usoro mgbake emelitere
• Ntugharị mmiri dị n'ikpere mmiri na ahịhịa mmiri
• Ụlọ ọrụ refinery na petrochemicalnhazi usoro mgbasa ozi acidic ma ọ bụ chloride
• Ike na chemical ụlọ ọrụn'okpuru elu okpomọkụ na nrụgide cycles

Na CRA iguzosi ike n'ezi ihe kwadoro n'okpuruNACE MR0175 / ISO 15156naAPI 5LD, pipeline ndị a nwere ike ịrụ ọrụ maka afọ 20-30 na obere mmezi.

Maka ndị na-azụ ahịa na-atụnyerendị na-emepụta ọkpọkọ mkpuchina onye tozuru okekpuchiri ọkpọkọ soplaya, Uru Octal Pipe na-egosi na nkọwa inyefe nke na-ebutekarị oru ngo na-ejide: anyị na-akpọchi ụzọ ihe owuwu clad/liner na RFQ, njikwa weld {{0}Njikere njedebe ka nkwonkwo ubi ghara ikpughe ma ọ bụ mebie oyi akwa CRA, ma na-echekwa traceability siri ike ka ihe CRA na carbon{1}} nwere ike ime ka onye na-ebu ígwè dị n'otu na ịnweta. N'ezie, nke ahụ pụtara mbupu ebugara ya na ID ọkpọkọ dakọtara, ngwugwu doro anya{3}} akara ọkwa, yana ihe nhazi akwụkwọ na-ejikọta ọkpọkọ isi na CRA oyi akwa n'otu ndepụta nnyefe ahụ- ya mere, a naghị amanye otu ndị na-emepụta ihe n'ime ọrụ nchọpụta tupu ịgbado ọkụ.

• Nchedo oyiri{{0} oyiri megide CO₂, H₂S, na chlorides
• Ike nhazi ogologo oge{{0}nwere ọnụ ahịa CRA belatara
• Dakọtara na ọkọlọtọ pipeline ịgbado ọkụ na echichi
• Dị mma maka mmiri miri emi, HPHT, na utoojoo - pipeline ọrụ
• Asambodo na API, ASTM, na DNV chọrọ n'ikpere mmiri

Kpọtụrụ ugbu a

FAQ

 

 

FAQ 1 - Kedu ule nnabata m kwesịrị ịrịọ maka na API 5LD CRA kpuchiri ma ọ bụ ọkpọkọ nwere akwa?

Opekempe, API 5LD chọrọ ihenyochaa hydrostatic ule mgbe mkpuchi / mkpuchi na ọgwụgwọ okpomọkụ, na usoro ule kwesịrị inwendekọ ndekọ nke nrụgide na oge njideya mere ogologo nke ọ bụla enweghị ike "ịgafe" na-emezughị ihe nyocha chọrọ.

Ajụjụ 2 - kedu ihe bụ ọkpọkọ clad pụtara na pipeline aCRA RFQ?

N'ịzụta pipeline,kpuchiri ọkpọkọbụ carbon - ígwè isi ọkpọkọ nwere acorrosion - oyi akwa na-eguzogide alloy (CRA).jikọtara ya na elu ime (gbachie), ya mere, mmiri mmiri dị n'elu bụ CRA ebe ọkpọkọ ụgbọelu na-enye ike. API 5LD na-ekpuchi ọkpọkọ ahịrị ígwè CRA mkpuchi (na lined) maka mmanụ ala na sistemụ ọkpọkọ gas.

Ajụjụ 3 - Kedu otu m ga-esi atụnyere ndị na-emepụta ọkpọkọ ma ọ bụ ndị na-ebubata ọkpọkọ na-emefusịghị okirikiri RFQ?

Rịọ ihe atọ n'ihu:(1)ma nkwuputa buuwema ọ bụahịrịna API 5LD,(2)nkeihe mkpuchi ọkpọkọ(ọkwa ntọala + CRA ọkwa + CRA ọkpụrụkpụ ndabere), na(3)weld{0}}ngwụcha njikere (ka esi emeso njedebe CRA oyi akwa/liner maka tie{1}}ins). Nke a na-ezere ọnyà a na-ahụkarị "otu ọnụahịa, ihe owuwu dị iche iche" mgbe ị na-atụnyere ndị na-emepụta ọkpọkọ.

Ajụjụ 4 - Gịnị ka m ga-ezipụta maka ịgbado ọkụ ọkpọkọ na nkwonkwo ubi?

Makaịgbado ọkụ ọkpọkọ, isi ihe bụ idobe nguzogide corrosion CRA na-aga n'ihu n'ofe tie-na: kọwapụta weld{1}}nkwadebe ngwụcha, njikwa mkpughe CRA na mpaghara weld, yana nleba anya n'ọgbakọ ubi (nke mere na nrụpụta anaghị akwụsị maka ịrụgharị ọrụ). Ọ bụrụ na RFQ kwuruịgbado ọkụ ọkpọkọ, were ya dị ka otu ebumnobi ahụ - mana debe okwu nkwekọrịta ahụkpuchiri ọkpọkọ.

Asambodo

 

Asambodo CE

Asambodo ISO 9001

Asambodo API Q1

Asambodo ABS

Asambodo AP-5L

Asambodo API-5CT

 

Ihe nchịkọta dị ọkụ: CRA Clad Pipe , China CRA Clad Pipe ndị na-emepụta ihe, ndị na-ebu, ụlọ ọrụ