Bawul ɗin jefawa bawuloli ne da aka yi ta hanyar jefawa.Gabaɗaya, ƙimar matsi na bawul ɗin simintin gyare-gyare ba su da ɗanɗano kaɗan (kamar PN16, PN25, PN40, amma akwai kuma masu matsananciyar matsa lamba, waɗanda zasu iya kaiwa 1500Lb, 2500Lb), kuma yawancin ma'aunin su sun fi DN50.An ƙirƙira bawul ɗin ƙirƙira kuma ana amfani da su gabaɗaya a cikin manyan bututun mai tare da ƙananan ma'auni, gabaɗaya ƙasa da DN50.
1. Yin wasan kwaikwayo
1. Casting: Shi ne tsarin narka karfe a cikin ruwa wanda ya cika wasu bukatu da kuma zuba shi a cikin wani abu.Bayan sanyaya, ƙarfafawa, da tsaftacewa, ana samun simintin gyare-gyare (ɓangare ko mara komai) tare da ƙayyadaddun siffa, girma da aiki.Fasaha na asali na masana'antar kera kayan aikin zamani.
2. Ƙunƙarar da aka yi da simintin gyare-gyaren kuma yana da ƙananan farashi, kuma yana iya nuna ƙarfin tattalin arziki don sassan da ke da siffofi masu rikitarwa, musamman ma tare da ƙuƙuka na ciki;a lokaci guda, yana da faffadan daidaitawa da ingantaccen kayan aikin injiniya.
3. Kayayyaki (kamar ƙarfe, itace, man fetur, kayan ƙirar ƙira, da sauransu) da kayan aiki (kamar murhun ƙarfe na ƙarfe, injin ɗin yashi, injunan gyare-gyare, injunan yin core, injin girgiza, injin fashewar fashewa, faranti na ƙarfe, da sauransu). da ake buƙata don samar da simintin gyare-gyare ) Ya fi yawa, kuma zai haifar da ƙura, gas mai cutarwa da hayaniya da kuma gurɓata yanayi.
4. Casting wani nau'i ne na fasahar sarrafa zafin jiki na ƙarfe wanda ɗan adam ya ƙware a baya, yana da tarihin shekaru kusan 6000.
A cikin 3200 BC, simintin kwadin jan karfe ya bayyana a Mesopotamiya.Tsakanin karni na 13 BC zuwa karni na 10 kafin haihuwar Annabi Isa, kasar Sin ta shiga zamanin da ake yin wasan tagulla.
Sana'ar ta kai wani matsayi mai girma, irin su Simuwu Fangding Ding mai nauyin kilogiram 875 daga daular Shang, da farantin Zenghou Yizun daga zamanin Jihohin Warring, da madubi mai haske daga Daular Han ta Yamma duk wakilan simintin gyare-gyare ne na zamanin da.
samfur.Tukwane ne suka rinjayi simintin farko, kuma yawancin simintin kayan aiki ne ko kayan aikin noma, addini, da rayuwa.
Launi na fasaha yana da ƙarfi.A shekara ta 513 BC, kasar Sin ta jefa simintin simintin gyare-gyare na farko a duniya (kimanin nauyin kilogiram 270), wanda za a iya samu a rubuce.
Kusan karni na 8, Turai ta fara samar da simintin ƙarfe.Bayan juyin juya halin masana'antu a karni na 18, simintin gyare-gyare ya shiga wani sabon lokaci na hidima ga manyan masana'antu.
A cikin karni na 20, an haɓaka saurin haɓakar simintin gyare-gyare.Nodular simintin ƙarfe, simintin simintin gyare-gyare, bakin karfe mai ƙarancin carbon, jan ƙarfe na aluminium, silicon silicon, da allunan-magnesium gami an ɓullo da su a jere.
Simintin gyare-gyaren ƙarfe kamar na tushen titanium da gami na tushen nickel, kuma sun ƙirƙira wani sabon tsari don allurar baƙin ƙarfe mai launin toka.Bayan 1950s, high-matsi modeling na rigar yashi bayyana.
Kemikal hardening yashi tallan kayan kawa da core yin, korau matsa lamba modeling, sauran musamman simintin gyare-gyare, harbi ayukan iska mai ƙarfi da sauran sabbin fasahohi.
5. Akwai nau'ikan simintin gyare-gyare da yawa, waɗanda aka kasu zuwa: ①Yashi na yau da kullun, gami da yashi koren yashi iri 3, busasshen yashi da yashi mai taurin sinadarai.② Yin simintin gyare-gyare na musamman, bisa ga kayan ƙirar, ana iya raba simintin gyare-gyare zuwa simintin musamman tare da yashi na ma'adinai na halitta da tsakuwa a matsayin babban kayan ƙirar ƙira (kamar simintin saka hannun jari, simintin yumbu, simintin bitar harsashi, simintin matsi mara kyau, ƙaƙƙarfan simintin, simintin yumbu) Da dai sauransu) da simintin gyare-gyare na musamman tare da ƙarfe azaman babban kayan ƙera (kamar simintin gyare-gyaren ƙarfe, simintin gyare-gyare, ci gaba da simintin gyare-gyare, ƙananan simintin, simintin centrifugal, da sauransu).
6. Tsarin simintin gyare-gyare yawanci ya haɗa da: ①Shirye-shiryen gyare-gyare (kwantenan da ke yin ƙarfe na ruwa zuwa simintin ƙarfe).Za a iya raba nau'in ƙira zuwa yashi, ƙarfe, yumbu, yumbu, graphite, da dai sauransu, bisa ga adadin lokutan amfani.Don abin da za a iya zubarwa, na dindindin da dindindin, ingancin shirye-shiryen mold shine babban abin da ke shafar ingancin simintin gyare-gyare;②Narkewa da zub da ƙarfe na simintin gyare-gyare, simintin simintin gyare-gyare (gawarin simintin gyare-gyare) galibi sun haɗa da simintin ƙarfe, simintin ƙarfe da simintin ƙarfe waɗanda ba na ƙarfe ba;③ sarrafa simintin gyaran kafa da dubawa.Sarrafa simintin gyare-gyaren ya haɗa da kawar da jikin waje a kan cibiya da saman simintin gyare-gyare, kawar da ɗimbin ɗimbin ruwa, shebur na bursu da ɗigon ɗigon ruwa, da kuma maganin zafi, siffata, maganin tsatsa da machining.Shigo bawul ɗin famfo

Nortech yana ɗaya daga cikin manyan masana'antun bawul ɗin masana'antu a China tare da ingantaccen takaddun shaida ISO9001.

Manyan samfura:Butterfly Valve,Ƙwallon Ƙwallon Ƙasa,Gate Valve,Duba Valve,Globe Vavlve,Y-Strainers,Lantarki Acurator,Acurators na Pneumatic .