Ndị na-emepụta ọkpọkọ nke China na-emepụta ihe mkpuchi ígwè
1. 3PE nchedo corrosion
Atọ oyi akwa PE mgbochi corrosion Ọdịdị nke pipeline: mbụ oyi akwa nke epoxy ntụ ntụ (FBE> 100um), nke abụọ oyi akwa nke nrapado (AD) 170 ~ 250um, na nke atọ oyi akwa nke polyethylene (PE) 2.5 ~ 3.7mm. A na-ejikọta ihe atọ ahụ ma jikọta ya na ọkpọkọ ígwè iji mepụta mkpuchi mgbochi corrosion magburu onwe ya.
Ọkụ ọkpọ ọkpọ Φ 60～ Φ otu puku na narị anọ na iri abụọ
2. 2PE anticorrosive ígwè ọkpọkọ
Abụọ n'ígwé nke PE anticorrosive Ọdịdị maka pipeline, nke mbụ oyi akwa nke nrapado (AD) na nke abụọ oyi akwa nke polyethylene (PE), ihe abụọ na-ejikọta, na ọkpụrụkpụ nke ọ bụla oyi akwa bụ otu ihe ahụ dị ka nke atọ oyi akwa nke PE.
Standard: SY / t0413-2002 teknụzụ ọkọlọtọ maka polyethylene anticorrosive mkpuchi nke e liri ígwè pipeline.
GB / t23257-2009 teknụzụ ọkọlọtọ maka polyethylene anticorrosive mkpuchi nke e liri ígwè pipeline.
3. Single PE anticorrosive ígwè ọkpọkọ
Tụnyere n'etiti polyethylene otu-layer na polyethylene nke nwere oyi akwa atọ
Tụnyere n'etiti polyethylene otu-layer na polyethylene nke nwere oyi akwa atọ
The otu-layer PE anticorrosive ígwè ọkpọkọ adoptes ịgbasa usoro (makwaara dị ka ákwà mgbochi usoro) bugharia ígwè anwụrụ ọkụ site ọkara ugboro. Ngwunye elu nke ọkpọkọ ígwè bụ akpa nke nwere ntụ ntụ polyethylene, nke a na-agbanye n'elu mgbidi dị n'elu nke ọkpọkọ ígwè iji mepụta mkpuchi polyethylene. Ọkọlọtọ Executive CJ / t120-2008 rọba kpuchiri igwe nchara mejupụtara maka ọkọnọ mmiri.
1. Ihe mejupụtara
A na-akwado ngwaahịa a site na resin epoxy, coal tar pitch, pigmenti antirust, ihe mgbakwunye na amine gbanwetụrụ. Ngwaahịa ahụ nwere uru nke ihicha ngwa ngwa, ezigbo adhesion, mgbanwe dị mma, nkwakọ ngwaahịa abụọ na ihe owuwu dị mma. Ọ nwere njirimara acid, alkali, nnu, mmiri na mgbochi mmanụ.
2. Njirimara na ngwa
The agba agwakọta e ji mara elu n'ibu ike, nnukwu nrapado ike, chemical ọkara corrosion eguzogide nke epoxy resin na mmiri na-eguzogide, microbial eguzogide na osisi mgbọrọgwụ iguzogide nke asphalt. Ọ bụ mkpuchi mkpuchi mkpuchi corrosion na-arụ ọrụ dị elu. Ngwaahịa ahụ nwere ezigbo nguzogide kemịkalụ na nguzogide mmiri.
Ọ na-adabara maka mgbochi corrosion nke mmanụ, gas na pipeline mmiri, mmiri mgbata, gas, pipeline, mmanụ mmanụ, osisi kemịkal na ụlọ ọrụ na-ekpocha mmiri. A pụkwara iji ya mee ihe dị ka mgbochi corrosion nke ikpo okwu ngwupụta mmanụ n'akụkụ mmiri na akụkụ mmiri nke ụgbọ mmiri, yana mgbochi corrosion nke ogbunigwe na ngwá ọrụ dị n'okpuru ala.
Nnukwu njupụta polyethylene jaket mgbochi corrosion Ọdịdị: a na-eji ọkpọkọ ígwè kpuchie ya na ihe dị elu nke polyethylene, nke nwere ike ịrụ ọrụ dị elu na nguzogide corrosion magburu onwe ya, ma nwee ike ichebe ọkpọkọ ígwè site na mmebi nke ihe ndị dị n'èzí na-eme n'oge njem, ntinye na ojiji. A ga-agbakwunye Antioxidant, ultraviolet stabilizer, carbon black, wdg n'ichepụta aka elu. Uwe elu polyethylene dị mfe ịka nká. Ọ bụrụ na a na-echekwa ya n'èzí, a ga-ekpuchi ya na tapaulin na ihe ndị ọzọ. Ebe ikpokọta kwesịrị ịdị anya site na isi iyi dị elu na isi ọkụ. Mgbe emechara ọkpọkọ ígwè na-egbochi corrosion, a na-amachibidoro ya ka ọ bụrụ ìhè anyanwụ ma mebie ya, ma ọ bụghị ya, uwe elu nke polyethylene dị mfe ịgbawa ma na-emetụta ọrụ ngwaahịa na ndụ ọrụ.
Ekpuchiwo ntụ ntụ Epoxy site na usoro ịgbasa electrostatic. N'ihi nsogbu adhesion nke usoro impregnation epoxy powder, impregnation nke epoxy ntụ ntụ adịghị ewu ewu. Ka ọ dị ugbu a, na-enwe ọganihu nke ngwọta phosphating pụrụ iche maka epoxy powder impregnation nke Sanye, a na-emeri nsogbu adhesion nke epoxy powder impregnation maka oge mbụ, na usoro mmepụta nke epoxy powder impregnation amalitela ịpụta.
The isi ihe nke mgbochi corrosion ígwè ọkpọkọ na-agụnye spiral ọkpọkọ, ogologo onuete ọkpọkọ, enweghị nkebi ọkpọkọ, wdg na China, ha na-ọtụtụ-eji na pipeline engineering ubi dị ka ogologo mmiri nnyefe, mmanụ ala, chemical ụlọ ọrụ, eke gas, okpomọkụ. , ọgwụgwọ nsị, mmiri iyi, akwa mmiri, ígwè Ọdịdị, mmiri mmiri nnyefe na ikpo.
