Thevalavu ya mpira wachitsulo chosapanga dzimbiri Ndi valavu yopangidwa ndi thupi lachitsulo chosapanga dzimbiri komanso chokongoletsera cha valavu chachitsulo chosapanga dzimbiri. Ndi gawo lofunika kwambiri m'mafakitale ndi m'mabizinesi. Imaphatikiza kulimba kwa chitsulo chosapanga dzimbiri ndi magwiridwe antchito a kapangidwe ka valavu ya mpira kuti ipereke magwiridwe antchito abwino kwambiri m'malo ovuta. Pansipa, tifufuza zinthu zake zazikulu, momwe zimagwiritsidwira ntchito komanso chifukwa chake zakhala chisankho choyamba padziko lonse lapansi.
Kodi Zopangira Zitsulo Zosapanga Dzimbiri ndi Chiyani?
Chitsulo chosapanga dzimbiri ndi aloyi wopangidwa ndi chitsulo, chromium, nickel, ndi zinthu zina. Chinthu chake chodziwika bwino ndi kukana dzimbiri, chifukwa cha chromium oxide yoteteza. Mitundu yodziwika bwino monga 304 ndi 316 chitsulo chosapanga dzimbiri ndi yabwino kwambiri pakakhala nyengo zovuta, kuphatikizapo kukhudzana ndi mankhwala, kutentha kwambiri, ndi chinyezi. Izi zimapangitsa chitsulo chosapanga dzimbiri kukhala choyenera kugwiritsa ntchito ma valve omwe amagwiritsidwa ntchito m'mafakitale monga mafuta ndi gasi, kukonza chakudya, ndi ntchito za m'madzi.
Kupangira ndi Kupangira Chitsulo Chosapanga Dzimbiri 304 ndi 316
| Giredi | Kuponya | Kupanga | Mbale | Kupopera mapaipi |
| CF8 | ASTM A351 CF8 | ASTM A182 F304 | ASTM A276 304 | ASTM WP304 |
| CF8M | ASTM A351 CF8M | ASTM A182 F316 | ASTM A276 316 | ASTM W316 |
Kapangidwe ka mankhwala a ASTM A351 CF8 /CF8M
| Peresenti ya Zamkati mwa Zinthu (MAX) | ||||||||||||
| Giredi | C% | Si% | Mn% | P% | S% | Cr% | Ni% | Mn% | Cu% | V% | W% | Zina |
| CF8 | 0.08 | 2.00 | 1.50 | 0.040 | 0.040 | 18.0-21.0 | 8.0-11.0 | 0.50 | - | - | - | - |
| CF8M | 0.08 | 1.50 | 1.50 | 0.040 | 0.040 | 18.0-21.0 | -.0-12.0 | 2.0-3.0 | - | - | - | - |
Katundu wa Makina a ASTM A351 CF8 /CF8M
| Katundu wa makina (MIN) | |||||
| Giredi | Kulimba kwamakokedwe | Mphamvu ya kukolola | Kutalikitsa | Kuchepetsa Malo | Kuuma |
| CF8 | 485 | 205 | 35 | - | 139-187 |
| CF8M | 485 | 205 | 30 | - | 139-187 |
Kodi Valavu ya Mpira ndi Chiyani?
Valavu ya mpira imalamulira kuyenda kwa madzi pogwiritsa ntchito mpira wozungulira wokhala ndi bore. Bore ikagwirizana ndi payipi, madzi amatuluka momasuka; kuzungulira mpirawo madigiri 90 kumatseka kuyenda kwake. Amadziwika kuti amagwira ntchito mwachangu, amatseka mwamphamvu, komanso sasamalira bwino, mavavu a mpira amagwiritsidwa ntchito kwambiri powongolera kuyatsa/kutseka. Kapangidwe kawo kosavuta kamatsimikizira kuchepa kwa kuthamanga kwa mpweya komanso kukhala ndi moyo wautali.

Kodi Tiyenera Kugwiritsa Ntchito LitiZosapanga dzimbiri zitsulo mpira vavu
1. Malo Owononga: Ma valve a mpira osapanga dzimbiriKuchita bwino kwambiri m'mafakitale opanga mankhwala, kukonza madzi otayira, ndi machitidwe am'madzi komwe kukana dzimbiri ndikofunikira kwambiri.
2. Kugwiritsa Ntchito Kutentha Kwambiri/Kupanikizika: Zimapirira mikhalidwe yovuta kwambiri m'malo oyeretsera mafuta kapena makina otenthetsera nthunzi.
3. Zofunikira pa Ukhondo: Yabwino kwambiri pamakampani azakudya, zakumwa, ndi mankhwala chifukwa cha malo osagwira ntchito.
4. Kugwiritsa Ntchito Ndalama Moyenera Kwa Nthawi Yaitali: Pamene chiyambimtengo wa vavu ya mpira wachitsulo chosapanga dzimbiriZingakhale zapamwamba kuposa zamkuwa kapena PVC, kulimba kwake kumachepetsa ndalama zosinthira.
Chifukwa Chosankha Wopanga Valavu ya Mpira Wosapanga Chitsulo Chosapanga Chitsulo kuchokera ku China
China ndi malo odziwika padziko lonse lapansi opangira ma valve, ndipo ikupereka:
- Mitengo YopikisanaChitchainamafakitalegwiritsani ntchito ndalama zambiri kuti mupereke mayankho otchipa.
- Chitsimikizo chadongosoloWodziwika bwinoogulitsakutsatira miyezo yapadziko lonse lapansi (ISO, API, CE).
- KusinthaOpanga amapereka mapangidwe okonzedwa bwino malinga ndi kuchuluka kwa kayendedwe ka madzi, kukula kwake, kapena ziphaso zake.
- Kutumiza Mwachangu: Ma network olimba oyendetsera zinthu amaonetsetsa kuti kutumiza zinthu padziko lonse lapansi kukuchitika panthawi yake.
Mfundo Zofunika Kuziganizira Posankha Wogulitsa
- Kalasi Yopangira Zinthu: Tsimikizirani ngati valavu imagwiritsa ntchito 304, 316, kapena chitsulo chosapanga dzimbiri chapadera.
- Ziphaso: Onetsetsani kuti mukutsatira zofunikira za makampani enaake.
- Thandizo Pambuyo pa KugulitsaSankhani ogulitsa omwe amapereka chitsimikizo ndi chithandizo chaukadaulo.
Mapeto
Valavu ya mpira wachitsulo chosapanga dzimbirindi njira yodalirika komanso yokhalitsa yothetsera mavuto. Mukamagula zinthu, gwirizanani ndi kampani yodalirikawopanga ma valve a mpira wachitsulo chosapanga dzimbiri ku Chinakuonetsetsa kuti khalidwe lili bwino,mtengo, ndi ntchito. Kaya ndi mafakitale kapena machitidwe amalonda, mtundu uwu wa ma valavu umakhalabe mwala wapangodya wowongolera bwino madzi.
Nthawi yotumizira: Feb-26-2025





