Kugadzira Standard Astme B36.10 ASME B36.44
Bolts ndeye chrome molybdenum kupisa kwakarapwa simbi maererano neASTM a193 b7m kutaurwa kweBolts. Izvo zvakakosha zveAlloy zvikamu zveASTM A193 Giredhi B7 Bolts are chromium uye molybdenum. Aya ASTM A193 B7 metric mabheti anogadzirwa nekupisa kudzima uye kutsamwa. Kupisa kurapa a193 B7 yebhurubhi kunobatsira kukudziridza zvimiro zvaunoda zvekushandisa zvakadai sekuwedzera kwetenile simba reASTM A193 BEX Bolts mushure mekurapa kwekupisa
International Stainless Steel Maka Iyo American Simbi uye Steel Institute inoshandisa matatu manhamba ekutora akasiyana-siyana mamakisi emakwenzi egomba risina simba. Pakati pavo. Semuenzaniso, mamwe emamwe maAustault Stainless Stainless ane mavara ane makore 302, 304, 316, 310, ¢ úfertic uye martensitiki tsvimbo inoshandiswa nhamba yeiyo 400 Series inomiririrwa. ¢ûFerritic Stalless Simbi ine 430 uye 446, martensitic isina simbi yakasviba ine 410, 440c, Duplex (Duplex)
Inogona kushandiswa nedzimwe a335 gr P22 Alloy tube mhando uye yakakodzera. Sa 335 gr P22 Alloy Steel pombi ine yakakwira kupisa kupesana uye yakaderera yekuwedzera kupisa. Ichi chivakwa cheP22 simbi tubing zvinoita kuti zviite kuti zvive zvakakodzera kushandisa mumafuta egirazi, indasitiri yegesi, indasitiri yechipfumbamwe, iyo gadziriro idzo kupisa kunowanzochinja kupisa kwakanyanya.
Kuumbwa kweA335 P91 zvinyorwa zvine Carbon, Manganese, Firis, Silforus, Chromic, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, NIMINIUM, NIOBINIM Kune marudzi maviri emapepa asina masevha uye mapaipi akamira. Seamless pombi inokweverwa kubva kune imwe chete yakasviba yezvinhu billet, nepo astm a335 gr p91 welded pombi inosungirirwa kubva pamitsetse kana pepa. Welding inogona kuve yeheri kana longitudinal kubva kune imwe mugumo kusvika kune imwe yekugadzira iyo tube. SIMBI RAKANAKA Simba renyepi iri 415mpa uye hushoma husimba simba ndeye 585pa.
Mushure mekupedza maitiro ekugadzira, chigadzirwa chakagadzirwa chinoita kuti zviite maitiro ekuongorora. Ndeipi imwe yezvinhu zvakakosha zvesimbi inokanganwira kugadzirwa, zvese zvakagadzirwa zvikamu zviri kutariswa zvikanganiso pasi penzira iyi.
Kupisa kurapa nzira yekudzikisira simba rezvinyorwa. 9% chromium uye 1% molybdenum gadzira pombi yakasimba uye corrosion inopesana. Izvo zvinyorwa zvinokonzeresa kupfeka uye zvakanyanyisa tembiricha inotenderera. ASTM A335 P91 haina kuderera, inoderedza gobvu, uye ine simba rakakwira rinokambaira. Pipeline mafambiro anonyanya kushandiswa musimba remagetsi, petrochemical, heater uye reheat liners, boilers, uye mabasa epeturu.
Iyi ndiyo chigadzirwa chakashandiswa zvakanyanya mune mamwe maindasitiri uye nekudaro zvakagadzirwa nekutarisirwa zvakanyanya uye kurapwa kwezvinhu izvi zvakaitwawo nekutarisirwa kukuru uye kunobva kwatumirwa kune dzakasiyana siyana zvinoshandiswa.