Kedu ihe dị iche n'etiti valvụ akpara akpa na nke nkedo?
Sistemụ sprinkler akpaaka - Nkebi 6: GB/T 12225-2018 chọrọ teknụzụ maka ihe nkedo ọla kọpa GB/T 35842-2018 Nka na ụzụ chọrọ maka valvụ mkpuchi ọkụ nke etinyere ozugbo maka kpo oku n'obodo na obodo GB/T 34530.1-2017 Valves maka obere ala okpomọkụ adiabatic gas cylinders - Akụkụ 1: valves na-achịkwa nrụgide - valves ụlọ ọrụ
Sistemụ sprinkler akpaaka - Akụkụ 6: Valves maka ebumnuche izugbe
GB 15930-2007 valvụ ọkụ maka iwulite ikuku ventilashị na sistemu anwụrụ ọkụ
Nkọwa maka ihe nkedo ọla kọpa maka valvụ ebumnuche izugbe
GB/T 35842-2018 chọrọ teknụzụ maka valvụ mkpuchi mkpuchi e liri ozugbo maka kpo oku obodo.
Valves maka obere okpomọkụ adiabatic gas cylinders - Akụkụ 1: valves na-achịkwa nrụgide
Nkọwapụta maka ihe nkedo nickel na nickel base alloy maka valves ụlọ ọrụ mmepụta ihe
Nkọwapụta nke igwe anaghị agba nchara maka valvụ ụlọ ọrụ
Teknụzụ Vacuum - Nnwale ọnụego mgbapụta Valve
Valves maka obere okpomọkụ adiabatic gas cylinders - Nkebi 2: valvụ ụwa
GB/T 34387-2017 Usoro nyocha ọrụ izugbe maka valvụ refrigerant
GB/T 34618-2017 Usoro nnwale n'ịntanetị maka ikuku valvụ dị n'ime nke sistem ọnyà uzuoku.
GB/T 32808-2016 Usoro nkwadebe ihe nlereanya Valve
Steel valves - General chọrọ
GB/T 12220-2015 Industrial valve logo
GB/T 31013-2014 Acoustic mkpuchi nke ọkpọkọ, valves na flanges
GB/T 30832-2014 Valve eruba ọnụọgụ na usoro nguzogide nbibi ule usoro
GB / T 20173-2013 Pipeline valves maka mmanụ na gas ụlọ ọrụ pipeline nnyefe usoro.
GB/T 3032-2014 Akara maka valvụ mmiri na ngwa ọkpọkọ
GB/T 29816-2013 General oru ọnọdụ maka valvụ positioner dabere na HART protocol.
Nkọwapụta maka ọla kọpa alloy forgings maka valves
GB/T 28777-2012 Nyocha nke valves maka ụlọ ọrụ petrochemical
GB/T 14478-2012 Basic ọnọdụ teknuzu nke mbata valves maka nnukwu na ọkara-sized mmiri turbines.
GB/T 28572-2012 Usoro nke mbata valvụ maka nnukwu na ọkara-sized mmiri turbines.
GB/T 28270-2012 Energy valvụ eletriki ngwaọrụ
GB / T 26640-2011 Nkọwapụta maka obere mgbidi nha nha chọrọ maka ụlọ valvụ
GB / T 24919-2010 Industrial valve ntinye, ojiji na mmezi n'ozuzu chọrọ
Nkọwa maka ngwaọrụ eletrik maka valvụ ọkụ ọkụ
Nkọwa maka ngwaọrụ eletrik maka valvụ nkịtị
Nkọwa maka valvụ dị ala okpomọkụ
valvụ ụlọ ọrụ - valvụ diaphragm ọla
Valves nwere njikọ eriri ígwè na ọla kọpa
GB/T 21465-2008 Valve okwu okwu
General nzube valves - ígwè globe valves na ebuli ego valves
Nkọwa maka ihe nkedo ọla kọpa maka valvụ ebumnuche izugbe
GB/T 12226-2005 General nzube isi awọ nkedo ígwè valves nkọwapụta
GB / T 12227-2005 Nkọwapụta nke ígwè ductile maka valvụ ebumnuche izugbe
Nkọwapụta maka nkedo ígwè carbon maka valvụ ebumnuche izugbe
Nkọwapụta maka nkedo igwe anaghị agba nchara maka valvụ ebumnuche izugbe
Flanged ígwè ọnụ ụzọ ámá valves maka izugbe nzube nzube
GB/T 12220-1989 ebumnuche valvụ izugbe
Kedu ihe dị iche n'etiti valvụ adịgboroja na nke nkedo? A na-atụba valvụ nkedo n'ime valvụ ahụ, ọkwa nrụgide valvụ nkedo izugbe dị ntakịrị (dịka PN16, PN25, PN40, mana enwerekwa nrụgide dị elu, nwere ike ịbụ 1500Lb, 2500Lb), caliber ọtụtụ karịa DN50. A na-emepụta valvụ arụrụ arụ, nke a na-ejikarị na pipeline dị elu, caliber dị ntakịrị, n'ozuzu n'okpuru DN50.
A na-atụba valvụ nkedo n'ime valvụ ahụ, ọkwa nrụgide valvụ nkedo izugbe dị ntakịrị (dịka PN16, PN25, PN40, mana enwerekwa nrụgide dị elu, nwere ike ịbụ 1500Lb, 2500Lb), caliber ọtụtụ karịa DN50. A na-emepụta valvụ a kpara akpa, a na-ejikarị ya na pipeline dị elu, caliber dị ntakịrị, n'ozuzu n'okpuru DN50.
A, ihe nkedo
1, nkedo: bụ ịgbaze ígwè ahụ n'ime mmiri mmiri nke na-emezu ihe ụfọdụ a chọrọ ma tụba ya n'ime ihe, mgbe ọ dị jụụ na nke siri ike, ihicha ọgwụgwọ iji nweta ọdịdị a kara aka, nha na arụmọrụ nke usoro nkedo (akụkụ ma ọ bụ oghere). Teknụzụ bụ isi nke ụlọ ọrụ nrụpụta igwe ọgbara ọhụrụ.
2, nkedo mmepụta nke ọnụ ala dị ala, maka ọdịdị dị mgbagwoju anya, karịsịa na akụkụ oghere dị mgbagwoju anya, ihe ndị ọzọ nwere ike igosi akụ na ụba ya; N'otu oge ahụ, ọ nwere nnukwu mgbanwe na mma keukwu n'ibu Njirimara.
3, ma nkedo mmepụta chọrọ ihe (dị ka ígwè, osisi, mmanụ ụgbọala, ịkpụzi ihe, wdg) na akụrụngwa (dị ka metallurgical ọkụ, ájá agwakọta igwe, ịkpụzi igwe, isi eme igwe, ájá dara igwe, gbawara agbawa igwe, nkedo). efere ígwè, wdg) ọzọ, ma ga-emepụta uzuzu, gas na-emerụ ahụ na mkpọtụ na mmetọ nke gburugburu ebe obibi.
4. Nkedo bụ otu n'ime usoro ọrụ ọkụ ọkụ mbụ nke igwe mmadụ na-ama, nke nwere akụkọ ihe mere eme nke ihe dị ka afọ 6000. N'afọ 200 AD, ihe nkedo frog ọla kọpa pụtara na Mesopotemia. N'agbata narị afọ nke 13 BC na narị afọ nke mbụ AD, China abanyela n'oge nkedo ọla, na ọrụ ahụ eruola ọkwa dị elu. Dịka ọmụmaatụ, simuwu square ding na-atụ kilogram 875 n'ime usoro ndị eze Shang, efere Yi Zun nke Marquis Zeng na Oge Warring States, na enyo diopter nke Western Han Dynasty bụ ihe niile ama ama nke nkedo oge ochie. Ihe nkedo mbụ nwere mmetụta dị ukwuu site na ite, na ọtụtụ ihe nkedo bụ ngwa ma ọ bụ arịa maka mmepụta ugbo, okpukperechi na ndụ, nwere agba nka siri ike. Na 513 BC, China mepụtara ígwè nkedo mbụ e dekọrọ n'ụwa - ihe nkedo nke steeti Jin (ihe dị ka kilogram 270). N'ihe dị ka narị afọ nke 8, Europe malitere ịmepụta ígwè. Mgbe mgbanwe mmepụta ihe nke narị afọ nke 18 gasịrị, ihe nkedo abanyela n'oge ọhụrụ nke ọrụ maka nnukwu ụlọ ọrụ. N'ime narị afọ nke 20, mmepe ngwa ngwa nke nkedo, arụpụtala ígwè nkedo nodular, ígwè a na-apụghị ịgbagha agbagha, carbon igwe anaghị agba nchara na aluminom ọla kọpa, silicon silicon, aluminum magnesium alloy, titanium base, nickel base alloy na ndị ọzọ nkedo ígwè ihe, na ịzụlite a usoro ọhụrụ maka ọgwụgwọ ozuzu nke nkedo isi awọ. Mgbe afọ 50 gachara, apụtala ihe nlegharị anya aja dị mmiri mmiri, imepụta ájá siri ike nke kemịkalụ na ime isi, ịmegharị nrụgide na-adịghị mma na nkedo ndị ọzọ pụrụ iche, ihicha ogbunigwe na teknụzụ ọhụrụ ndị ọzọ.
5, e nwere ọtụtụ ụdị nke nkedo, dị ka ihe nlereanya usoro na-emekarị na-ekewa n'ime: (1) nkịtị ájá nkedo, gụnyere mmiri mmiri ájá, akọrọ ájá na chemical hardening ájá ụdị 3. ② Nkedo pụrụ iche, Pịa ịkpụzi ihe nwere ike kewaa. banye n'ime ájá ịnweta ájá dị ka ihe bụ isi pụrụ iche nkedo ịkpụzi ihe (dịka ọmụmaatụ, itinye ego nkedo, ịkpụzi ihe nkedo, ihe nkedo shei, nkedo nrụgide na-adịghị mma, nkedo ebu, ihe nkedo seramiiki, wdg) na ígwè dị ka isi ihe nkedo pụrụ iche (dịka. dị ka nkedo ịkpụ ígwè, nkedo nrụgide, nkedo na-aga n'ihu, nkedo dị ala, nkedo centrifugal, wdg).
6, usoro nkedo na-agụnyekarị: (1) nkedo (containers) na-eme ka ihe nkedo mmiri siri ike, nkedo dịka ihe nwere ike kewaa n'ime ájá ájá, ígwè, seramiiki, apịtị, graphite, wdg, nwere ike kewaa site na iji ụdị mkpofu. , ọkara na-adịru ogologo oge, uru na ọghọm nke nkwadebe ebu bụ isi ihe na-emetụta àgwà nkedo; (2) agbaze na nkedo nke nkedo nkedo, nkedo ígwè (nkedo alloy) na-tumadi nkedo ígwè, nkedo ígwè na nkedo na-abụghị ferrous alloy; Nkedo ọgwụgwọ na nnyocha, nkedo ọgwụgwọ gụnyere ebu isi na nkedo n'elu mba ọzọ, mwepụ nke agbapụtara riser, shọvel egweri burr na onuete na ndị ọzọ protrusions na okpomọkụ ọgwụgwọ, plastic, nchara ọgwụgwọ na ike ike nhazi.
Nke abụọ, ime ihe
1, forging: bụ iji igwe na-agba agba na-etinye nrụgide na billet metal, nke mere na ọ na-emepụta nrụrụ plastik iji nweta ụfọdụ ihe eji arụ ọrụ, ụfọdụ ọdịdị na nha nke usoro nhazi nhazi.
2. Otu n'ime akụkụ abụọ bụ isi nke ịgha mkpụrụ. Site forging nwere ike iwepu rụrụ ala nke metal, ịgbado ọkụ oghere, n'ibu Njirimara nke forgings bụ n'ozuzu mma karịa otu ihe nkedo. A na-ejikarị ihe mkpuchi eme ihe maka akụkụ ndị dị mkpa nke nwere nnukwu ibu na ọnọdụ ọrụ siri ike, ma e wezụga maka efere dị mfe, profaịlụ ma ọ bụ akụkụ ịgbado ọkụ nke nwere ike ịtụgharị.
3, a na-eke akpụ dị ka usoro akpụ si dị: ① oghe forging (free forging). The ojiji nke mmetụta ike ma ọ bụ nrụgide na-eme ka metal na elu na ala abụọ ígwè (anvil block) deformation iji nweta chọrọ forgings, tumadi ntuziaka forging na n'ibu forging abụọ. (2) ịgha ụgha mechiri emechi. Enwere ike kewaa aghụghọ ahụ ka ọ bụrụ aghụghọ anwụ, isi oyi, ịgha rotary, extrusion na ihe ndị ọzọ. Dị ka deformation okpomọkụ forging nwere ike kewaa ọkụ forging (nhazi okpomọkụ dị elu karịa recrystallization okpomọkụ nke billet metal), na-ekpo ọkụ forging (ala karịa recrystallization okpomọkụ) na oyi forging (ime ụlọ okpomọkụ).
4, forging ihe bụ tumadi carbon ígwè na alloy ígwè dị iche iche components, sochiri aluminum, magnesium, titanium, ọla kọpa na ha alloys. Ọnọdụ mbụ nke ihe ahụ bụ mmanya, ingot, ntụ ntụ na mmiri mmiri. The ruru nke cross ngalaba ebe metal tupu deformation ka anwụ ngalaba ebe mgbe deformation na-akpọ forging ratio. Nhọrọ nhazi nke ọma nwere mmetụta dị ukwuu n'ịkwalite ogo ngwaahịa yana ibelata ọnụ ahịa.
Nchọpụta ihe nkedo na akpụ akpụ
1, Ọdịdị elu nke njupụta dị mma nke akpụ akpụ, elu nke ihe nkedo kwesịrị ịdị arọ karị, na n'elu machining nke forging kwesịrị na-egbuke egbuke.
2, Nkedo ígwè ngalaba agba ntụ ntụ, na esorowo ígwè ngalaba ọlaọcha na-egbuke egbuke.
3. Gee ntị n’olu, ihe a na-akpụ akpụ na-adị oke, ụda na-apụta ìhè mgbe a kụsịrị ya, ụda ihe nkedo na-ada ada.
4, na grinder egweri ịhụ abụọ sparks dị iche iche (forgings na-egbuke egbuke) na na.
Oge nzipu: Jul-16-2022
