Nkhani
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Miyeso ya chitoliro chachitsulo
Mapaipi achitsulo amagawidwa m'magawo osiyanasiyana kukhala mapaipi ozungulira, amakona anayi, amakona anayi, ndi ooneka ngati apadera; pogwiritsa ntchito zinthu zomwe zili m'mapaipi achitsulo opangidwa ndi kaboni, mapaipi achitsulo opangidwa ndi chitsulo chotsika, mapaipi achitsulo opangidwa ndi aloyi, ndi mapaipi ophatikizika; komanso pogwiritsa ntchito mapaipi a...Werengani zambiri -
CHITSULO CHA EHONG –CHOZIZIRA CHA CHITSULO CHOZIZIRA NDI SHEET
Chophimba chozungulira chozizira, chomwe chimadziwika kuti pepala lozungulira lozizira, chimapangidwa ndi chingwe china chachitsulo chozungulira chozizira chomwe chimapinda m'mapepala achitsulo osakwana 4mm. Chomwe chimaperekedwa m'mapepala chimatchedwa mbale zachitsulo, chomwe chimadziwikanso kuti mbale zamabokosi kapena f...Werengani zambiri -
Kodi mapaipi opangidwa ndi galvanize amapangidwa bwanji? Kodi ndi njira ziti zodzitetezera zomwe ziyenera kutsatiridwa?
Njira zotsimikizira ubwino wa kuwotcherera zikuphatikizapo: 1. Zinthu zomwe anthu amagwiritsa ntchito ndi zomwe zimafunika kwambiri pakuwongolera kuwotcherera mapaipi opangidwa ndi galvanized. Chifukwa cha kusowa kwa njira zofunika zowongolera pambuyo pa kuwotcherera, n'zosavuta kudula ngodya, zomwe zimakhudza ubwino; nthawi yomweyo, mtundu wapadera wa galva...Werengani zambiri -
Kodi chitsulo chopangidwa ndi galvanized ndi chiyani? Kodi chivundikiro cha zinc chimatenga nthawi yayitali bwanji?
Kupaka galvanizing ndi njira yomwe chitsulo chachiwiri chimayikidwa pamwamba pa chitsulo chomwe chilipo kale. Pazinthu zambiri zachitsulo, zinc ndiye chinthu chofunikira kwambiri pachophimba ichi. Zinc iyi imagwira ntchito ngati chotchinga, kuteteza chitsulo chapansi ku zinthu zina. ...Werengani zambiri -
Kodi pali kusiyana kotani pakati pa mapaipi achitsulo chopangidwa ndi galvanized ndi mapaipi achitsulo chosapanga dzimbiri?
Kusiyana kwakukulu: Mapaipi achitsulo opangidwa ndi galvanized amapangidwa ndi chitsulo cha kaboni chokhala ndi zinc pamwamba kuti akwaniritse zofunikira pakugwiritsa ntchito tsiku ndi tsiku. Mapaipi achitsulo chosapanga dzimbiri, kumbali ina, amapangidwa ndi chitsulo chosakanikirana ndipo mwachibadwa amakhala ndi kukana dzimbiri, zomwe zimachotsa ...Werengani zambiri -
Kodi chitsulo cha galvanized chimachita dzimbiri? Kodi chingapewedwe bwanji?
Ngati zitsulo zomangiriridwa ziyenera kusungidwa ndikunyamulidwa pafupi, njira zokwanira zodzitetezera ziyenera kutengedwa kuti dzimbiri lisachite. Njira zenizeni zodzitetezera ndi izi: 1. Njira zochizira pamwamba zingagwiritsidwe ntchito kuchepetsa mawonekedwe...Werengani zambiri -
Kodi kudula chitsulo kungatheke bwanji?
Gawo loyamba pakupanga zitsulo ndi kudula, komwe kumafuna kungodula zinthu zopangira kapena kuzilekanitsa m'mawonekedwe kuti mupeze malo opanda kanthu. Njira zodziwika bwino zodulira zitsulo ndi izi: kudula mawilo opukutira, kudula macheka, kudula malawi, kudula plasma, kudula laser,...Werengani zambiri -
Malangizo omangira ma culvert achitsulo m'nyengo zosiyanasiyana komanso nyengo zosiyanasiyana
Mu nyengo zosiyanasiyana, njira zodzitetezera ku kuphulika kwa chitsulo ndi corrugated culvert sizili zofanana, nyengo yozizira ndi chilimwe, kutentha kwambiri ndi kutentha kochepa, malo ndi osiyana, njira zomangira zimakhala zosiyana. 1. Kutentha kwambiri kwa corrugated culver...Werengani zambiri -
Kuyerekeza ubwino ndi kuipa kwa kugwiritsa ntchito chubu chaching'ono, chitsulo cha njira, chitsulo cha ngodya
Ubwino wa chubu cha sikweya Mphamvu yopondereza kwambiri, mphamvu yopindika bwino, mphamvu yozungulira kwambiri, kukhazikika bwino kwa kukula kwa gawo. Kuwotcherera, kulumikizana, kukonza kosavuta, kusungunuka bwino, kupindika kozizira, magwiridwe antchito ozizira. Malo akuluakulu pamwamba, chitsulo chochepa pa unit su ...Werengani zambiri -
Kodi kusiyana pakati pa chitsulo cha kaboni ndi chitsulo chosapanga dzimbiri ndi kotani?
Chitsulo cha kaboni, chomwe chimadziwikanso kuti chitsulo cha kaboni, chimatanthauza zitsulo ndi ma alloys a kaboni omwe ali ndi kaboni wochepera 2%, chitsulo cha kaboni kuphatikiza kaboni nthawi zambiri chimakhala ndi silicon, manganese, sulfure ndi phosphorous pang'ono. Chitsulo chosapanga dzimbiri, chomwe chimadziwikanso kuti asidi wosapanga dzimbiri...Werengani zambiri -
Kodi pali kusiyana kotani pakati pa chitoliro cha galvanized square ndi chitoliro wamba cha square? Kodi pali kusiyana pa kukana dzimbiri? Kodi kuchuluka kwa ntchito ndi kofanana?
Pali kusiyana kwakukulu pakati pa machubu opangidwa ndi galvanized sikweya ndi machubu wamba opangidwa ndi galvanized sikweya: **Kukana dzimbiri**: - Chitoliro chopangidwa ndi galvanized sikweya chimakhala ndi kukana dzimbiri kwabwino. Kudzera mu galvanized treatment, wosanjikiza wa zinc umapangidwa pamwamba pa galvanized sikweya...Werengani zambiri -
Miyezo Yadziko Lonse ya Zitsulo Zatsopano Zosinthidwa ku China Yavomerezedwa Kuti Itulutsidwe
Boma la State Administration for Market Supervision and Regulation (State Standardization Administration) pa June 30 lavomereza kutulutsidwa kwa miyezo 278 ya dziko, mndandanda wa miyezo itatu ya dziko, komanso miyezo 26 ya dziko...Werengani zambiri
