Mukuvaka uye engineering yehurumende, kusarudzwa kwezvinhu kwakakosha kuti ive nechokwadi chekutendeseka uye hupenyu hurefu hwechimiro. Imwe nyaya inoremekedzwa zvakanyanya muindasitiri iyi ASTM A252 pombi. Iyo dhizaini inovhara cylindrical, zita remadziro simbi pombi mirwi, iyo yakakosha mumhando dzakasiyana dzekushandisa, kunyanya munheyo engineering. Mune ino blog, isu tichatora kunyura kwakadzama mukati makiyi zvirevo uye mashandisiro eASTM A252 pombi saizi tichiratidza kugona kwemugadziri anotungamira anogara muCangzhou, Hebei Province.
Mamiriro makuru eASTM A252 mapaipi
ASTM A252 chiyero chakajairwa chinonongedza zvinodikanwa kune akasungwa uye asina musono simbi pombi mirwi. Mapombi aya akagadzirwa kuti ashandiswe senhengo dzechigarire dzinotakura mitoro kana semateko ekukanda-mu-nzvimbo makongiri mirwi. Izvo zvakakosha zvakatemwa zveASTM A252 zvinosanganisira:
1. Material Giredhi: Iyo yakatarwa inosanganisira magiredhi matatu esimbi: Grade 1, Grade 2, uye Grade 3. Giredhi rimwe nerimwe rine zvakasiyana-siyana simba regoho rinodiwa, neGiredhi rechitatu rine simba regoho repamusoro uye rakakodzera kune zvinorema-basa rekushandisa.
2. Kukura: ASTM A252 mapaipi anowanikwa mune zvakasiyana-siyana masvingo emadziro, achibvumira kushanduka mukugadzira uye kushandiswa. Mapaipi aya anowanikwa mumadhayamita kubva pa6 inches kusvika 60 inches kuti asangane nemhando dzakasiyana dzeprojekiti zvinodiwa.
3. Welded uye isina musono sarudzo:ASTM A252 pombiinogona kugadzirwa yakasungirirwa kana isina musono, ichipa sarudzo zvichienderana nezvinodiwa zvepurojekiti yako. Welded pombi kazhinji inodhura-inoshanda, nepo musono pombi inopa simba rakakura uye kuvimbika.
4. Corrosion resistance: Zvichienderana nechikumbiro, ASTM A252 mapaipi anogona kuvharwa kana kurapwa kuti awedzere kusimba kwavo kwekuora, kuve nechokwadi chekushandisa kwenguva refu kunyangwe munzvimbo dzakaoma.
ASTM A252 Pipe Applications
Iyo yakasiyana-siyana yeASTM A252 pombi inoita kuti ive yakakodzera kune dzakasiyana siyana dzekushandisa, kusanganisira:
- Foundation Piles: Mapombi aya anowanzo shandiswa semirwi yenheyo mumapurojekiti ekuvaka, achipa rubatsiro runodiwa kune zvivakwa, mabhiriji, uye zvimwe zvimiro.
- Marine Structures: ASTM A252 pombi dzakanyatsokodzera kushandiswa munzvimbo dzemugungwa uye dzinogona kushandiswa mukuvaka madocks, piers, uye offshore platforms.
- Kuchengetedza Masvingo: Kusimba uye kusimba kwepombi idzi kunoita kuti dzive dzakakodzera kushandiswa mukuchengetedza madziro, izvo zvinobatsira kudzikamisa ivhu uye kudzivirira kukurwa.
- Cast-in-place Concrete Piles: Kana ichishandiswa senge casing yekukandira-mu-nzvimbo kongiri mirwi,ASTM A252pombi inopa hurongwa hwakasimba hunowedzera kutendeseka kwekongiri.
Inotungamira Mugadziri muCangzhou
Mugadziri anozivikanwa ari muCangzhou, Hebei Province, anga achigadzira zvemhando yepamusoro ASTM A252 pombi kubva payakavambwa muna 1993. Kambani iyi inobata nzvimbo inosvika 350,000 square metres, ine hupfumi hwakazara hweRMB 680 miriyoni, uye inoshandisa vangangoita 680 vashandi vane hunyanzvi. Mugadziri akazvipira kupa zvigadzirwa zvinosangana neakasimba emhando zviyero, kuve nechokwadi chekuti mapombi ayo eASTM A252 akavimbika uye akasimba mumhando dzakasiyana dzekushandisa.
Nekutarisa pakuvandudza uye kugutsikana kwevatengi, kambani yave mutungamiri weindasitiri, ichipa zvigadziriso zvetsika kuti isangane nezvinodiwa zvakasiyana zvevatengi vayo. Nezvivakwa zvemazuva ano uye nevashandi vane ruzivo, vanokwanisa kugadzira mapaipi kusvika kune yakanyanya kutaurwa, zvichiita kuti ive shamwari inovimbwa nayo yekuvaka neinjiniya mapurojekiti.
mukupedzisa
Mukupedzisa, ASTM A252 pombi chikamu chakakosha chekuvaka kwemazuva ano, ichipa zvakakosha zvakatemwa zvinosangana nezvinodiwa zvakasiyana-siyana zvekushandisa. Iine mugadziri ane mukurumbira muCangzhou achigadzira mapaipi aya, indasitiri inogona kuvimba nezvinhu zvemhando yepamusoro kuti ive nechokwadi chekuchengetedza uye kugadzikana kwechimiro. Kunyangwe ichishandiswa kuita huinjiniya hwaro, zvivakwa zvemugungwa kana madziro ekuchengetedza, ASTM A252 pombi isarudzo yakakosha kune mainjiniya uye vavaki.
Nguva yekutumira: Feb-11-2025