Ukucoca kunye neeValufa zePetrochemical

IValve yeSango yeBolt yeBonnet

Iimpawu zoyilo lweemveliso 1. Zombini ukuyila kunye nokuveliswa zenziwa ngokungqongqo ngokulandela i-GB/T 12234, API600 kunye ne-API602. Iimveliso zibonisa isakhiwo esifanelekileyo, isitywina esithembekileyo, ukusebenza kakuhle kunye nomzekelo omhle. 2. Umphezulu we-Co hard alloy welded welded ukutywina, onxibe i-resistant, ukhukuliseko, ubungqina bokuthi i-abrasion kwaye ihlala ixesha elide. 3. Umphezulu kunye nemidiya yokulungelelanisa ye-valve shaft ifakwe initrogen ukuze ikwazi ukukhukuliseka kunye nokuxhathisa. 4. PN≥15.0MPa (Iklasi 900), ...

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