Ventilashion ọjà, kpaliri (Standard)

Nso nso a, ndị ventilashion anwụrụ aghọwo ezi ọsọ zinc, nke nwere elu plasticity na dị iche iche na-emegide corrosion Njirimara. Otú ahụ na ngwaahịa nwere ike ji mee a dịgasị iche iche nke ọnọdụ, ma ọ dị mkpa na-ahọrọ ha n'ụzọ ziri ezi. The mkpuchi na-eji nime ya aluzinc esịnede 5% aluminum na 95% zinc.

Mgbanwe ducts nwere ọtụtụ iche, ma na-mere dị ka ala 14918-80 ụkpụrụ na a elu ogo chemical kwụsie ike. The ire nwere ike hụrụ anwụrụ maka ventilashion usoro, nke dị iche ultrahigh corrosion eguzogide nakwa dị ka okpomọkụ mgbanwe, na nke a GOST 5632-72 na-eji na mmepụta usoro.

Nkọwa na Standard

Ventilashion anwụrụ , kpaliri nwere ike a akụkụ anọ ma ọ bụ okirikiri cross-ngalaba, na onuete na-rebated ma ọ bụ welded, na ya direction - ogologo ma ọ bụ helical direction. E nwere dị iche ngwaahịa na ike ga-nkewa dị ka tightness. Ma duct nwere ike na-arụ ọrụ mgbe ihere okpomọkụ adahade n'elu 80 Celsius C. Ventilashion ọjà, kpaliri 100 mm - a ngwaahịa akara na-amalite nha n'obosara. Nnukwu dayameta ịgba bụ 1250 mm. Ọkpụrụkpụ nke mpempe akwụkwọ na-eji nwere ike ịdị iche iche site 0,5 ka 1,25 mm, ebe kacha nta ogologo nke ngwaahịa nwere ike hà ka 3 m, ma na kacha ogologo bụ 25 mita. Ime na ngwaahịa ndị a ịdị ọcha norms na iwu 2.04.05-91; 3.05.01-85.

Pipe ventilating kpaliri ike ga-eji na-ebu ikuku iru mmiri bụ 60% ma ọ bụ na-erughị, na ọnọdụ okpomọkụ agaghị ebili n'elu 80 Celsius C. Ọ bụrụ na ngwaahịa bụ na ejikwara n'okpuru ọnọdụ ndị dị otú ahụ na n'oge mmepụta nke ígwè mpempe akwụkwọ a na-eji, nke a na-arụpụtara site usoro nke oyi Rolling. Igbidi hara ka ókè od 0,5 ka 1 mm, ihe ga-esoriri na ọchịchị ụkpụrụ 14918-80. Ka ibugharịa ihe na-ekpo ọkụ ikuku onye okpomọkụ larịị ga-eru 500 ° C, pụrụ iche ngwaahịa a ga-eji nke na-adabara gas njem.

Ọkpụrụkpụ nke ịdị ọcha norms na iwu

Ventilashion ọjà, kpaliri 100 mm - bụ ngwaahịa nke ya n'obosara, ma nke a abụghị naanị ihe e ji mara na-akọwa na e ji mara ndị dị otú ahụ na usoro. Ọ dị mkpa ịmara banyere ọkpụrụkpụ nke nke na-usoro ịdị ọcha norms na-achị 11-33-75; 41-01-2003. Ọ bụrụ na dayameta nke duct dịgasị na nso ruo 315 mm, ọkpụrụkpụ nke mpempe akwụkwọ na-eji bụ 0,5 mm. Ọ bụrụ na ndị mbụ oke ga ịdị iche iche site na 350 na 800 mm, ngwaahịa kwesịrị nwere a mgbidi ọkpụrụkpụ nke 0,7 mm; mgbe na dayameta na-ụba na 900-1250 mm, mgbidi ọkpụrụkpụ ga-hà 0,9 mm. The mgbidi ọkpụrụkpụ nke 1.2 mm, ma ọ bụrụ na dayameta nke 1400-1600 mm.

ọkụ na-eguzogide

Galvanized anwụrụ ventilashion nwere ihe ọkụ na-eguzogide, a ji mara na-ekpebi otú oge ngwaahịa nwere ike kpọgidere na mmalite nke kpo oku. Nke a oke na-akọwapụtaghị ya nkeji, ọ nwere ike dị na duct. N'ihi ọkpọkọ na-eji na elu-ịrị elu ụlọ ventilashion usoro, ọkụ na-eguzogide ịgba bụ minit 90, dị rụrụ na-n'ịnyịnya na n'uko.

Ọ bụrụ na anyị na-ekwu okwu banyere paseji mgbidi, ịgba bụ 30 nkeji. Ndị a ducts bụ efu ọkụ na-eguzogide na klas, ebe taa, a maara ise klaasị. Site efu ruo nke ise ruo n'ókè nke ọkụ n'ihe ize ndụ na-abawanye. The tube nwere ike n'ihu na-echebe site ọkụ na-eguzogide mejupụtara. I nwere ike ime ya onwe gị, mgbe a n'ji mkpa ka ị na-ehicha elu elu nke ngwaahịa.

nhazi ọkwa nke ikuku ducts

Kọwara ducts nwere ike akụkụ anọ ma ọ bụ okirikiri ngalaba. Ngwaahịa na e kwuru ikpeazụ ọdịda n'ime gburugburu kpochidoro na welded. Tubes na okirikiri ngalaba bụ ihe bara uru tụnyere akụkụ anọ cross ngalaba akpa. Now itu ọtụtụ obere tightness n'elu na na na wụnye dị otú ahụ na usoro ibinye onwe ha ka mfe.

Akụkụ anọ ngwaahịa interconnected flanges n'oge echichi, ma jiri nkà na ụzụ na-enweghị flanges. Areas ojiji nke akụkụ anọ ọkpọkọ bụ obibi, itieutom, ụlọ akwụkwọ na ụlọ ọrụ. Now ducts esichaghịzi akụkụ anọ, na price bụ 35% ala. Air nkesa na ngwaahịa ndị a bụ edo, na ụda na-adọrọ Njirimara - n'elu.

Atụmatụ a gwara mmanụ, gburugburu-ọnya na longitudinally welded ngwaahịa

The gwara mmanụ piping okpomọkụ anaghị dobe, ọ eliminates omume nke odide na mgbidi, nke nwere ike imebi ihe. Galvanized anwụrụ nnọọ ọrụ oké ụzụ, na ọnụnọ nke-egbochi ihe oyi akwa rụrụ ọrụ nke ụda mkpuchi ihe. Ndị dị otú ahụ a oyi akwa nwere ike nke ịnweta eriri chere, polyurethane, na ụfụfụ elastomers.

Galvanized anwụrụ ekupụ (125) na-mere nke gburugburu kpara akpa rịbọn na-emepụta site na gburugburu, ọ enwekwu ike na rigidity. The ogologo otú ahụ na ngwaahịa na-abụkarị hà 3 m. The seams duct ntakiri nọmba nke nkwonkwo, nke pụtara na usoro nwere elu tightness. Welded ọkpọkọ dị ọnụ ala tụnyere ndị gburugburu, n'ihi na ha rụpụta adịghị mkpa iji kwadebe a galvanized ígwè mpempe akwụkwọ. Na ogologo nke longitudinal ọkpọkọ bụ a 125 m, dị ka a na-achị, ha na-zụrụ maka n'èzí echichi.

Efu okirikiri ducts nke galvanized ígwè, dabere na n'obosara

Ventilashion ọjà, kpaliri 200 mm - nke a bụ ụzọ mgbapụ ngwaahịa, nke ga-akwụ 755 rubles. Ọ bụrụ na dayameta na-ụba na 1250 mm, mgbe ahụ price ga-hà 7500 rubles. apiece. Maka ngwaahịa na kasị nta dayameta nke 100 mm ga-akwụ ụgwọ 400 rubles. The nkezi ọnụego 500 mm n'obosara-eri na-n'ji nke 2800 rubles.