Munguva pfupi yapfuura, nekufambira mberi kuri kuramba kuchiita maguta uye kukurumidza kwemapurojekiti makuru ezvivakwa, kudiwa kwesimbi yekuvaka inoshanda zvakanyanya kwakawedzera. Pakati pavo,H-danda, sechikamu chikuru chekutakura mutoro mumapurojekiti ekuvaka, chave chinhu chikuru chinokurudzira kukura kwemhando yepamusoro kweindasitiri yekuvaka, nehunyanzvi hwayo hwemakanika hwakanaka uye mamiriro ekushandiswa kwakakura zvichitungamira maitiro matsva mumusika.
Muchirongwa chikuru chekugara chezvivakwa zvirefu kuEast China, boka revanhuCHIHEB 150 H-matandaIchangobva kuiswa mukuvakwa kwechivako chikuru. Senzira yakajairika yeEurope yeH-beam model, HEB 150 inofarirwa nemayuniti ekuvaka nekuda kwekugadzirwa kwayo kwechikamu chakaenzana, kuramba kwakasimba kwekukotama uye kugona kwakasimba kwekutakura mutoro. "Kana ichienzaniswa nezvikamu zvesimbi zvechinyakare, HEB 150 inogona kuderedza huwandu hwemajoini ekubatanidza ne30% mukuvaka, ichipfupisa nguva yekuvaka uku ichivimbisa kuchengetedzeka kwechivako," akadaro mukuru weinjiniya wepurojekiti. Iyi application haingosimbi chete kukosha kwezvigadzirwa zveH-beam zvakajairwa mukuvaka kwedzimba, asiwo inopa chirevo chekusimudzira zvivakwa zvesimbi zvakajairwa muindasitiri.
Kunyange zvazvo mamodheru akajairwa achishandiswa zvakanyanya,zvigadzirwa zveH-beam zvinoshanda zvakanyanyainomiririrwa naASTM A572-50 H matandavari kukurumidzawo kupinda kwavo mumapurojekiti akakosha. Zvinonzwisisika kuti matanda eASTM A572-50 H ane kusimba kwakanyanya kwekupisa uye anodzivirira ngura, uye simba rawo rekugadzira rinogona kusvika kupfuura 345MPa, izvo zvinonyanya kukodzera maworkshop makuru, mabhiriji emigwagwa mikuru nemamwe mapurojekiti ane zvinodiwa zvakanyanya zvekuvaka. Parizvino, mukuvakwa kwebhiriji rekuyambuka rwizi kuSouth China, matanda eASTM A572-50 H akashandiswa muchivako chikuru chetruss, achigadzirisa zvinobudirira dambudziko rekumanikidzwa kwekutakura pasi pemamiriro ekunze akaoma uye achivimbisa hupenyu hwebhiriji.
Pamusoro pe,Matanda eflange akafara eASTM A572-50, sechigadzirwa chinobva kuH-beam, chakawedzera kushandiswa kweH-beam muindasitiri yekuvaka. Nehupamhi hwayo hwakafara hweflange, rudzi urwu rwedanda runogona kuparadzira mutoro zviri nani uye kuvandudza kugadzikana kwechivakwa. Rwave ruchishandiswa zvakanyanya mukuvaka zvivakwa zvemabhizinesi makuru nemafekitori emaindasitiri mumakore achangopfuura. Mumwe munhu anotungamira bhizinesi rekugadzira simbi akati: "Muhafu yekutanga yegore rino, huwandu hwemabhero eASTM A572-50 hwakafara hwakawedzera ne40% gore negore, uye zvigadzirwa zvakatumirwawo kumisika yeSoutheast Asia, zvichiva nzvimbo itsva yekukura kwebhizinesi redu rekutumira kunze kwenyika."
Vari muindasitiri vakataura kuti kukurumidza kukura kweH-beam yekuvaka hakungoratidzi chete kuvandudzwa kwekudiwa kwesimbi yepamusoro muindasitiri yekuvaka, asiwo kukurudzira hunyanzvi hwekugadzira tekinoroji muindasitiri yesimbi. Mune ramangwana, nekuvandudzwa kuri kuitwa kwemitemo yenyika yezvivakwa zvakasvibira uye kuvaka kusina kabhoni yakawanda, zvigadzirwa zveH-beam zvine mashandiro akakwirira, kuchengetedzwa kwezvakatipoteredza kwakawanda uye kupatsanurwa kwakawanda zvichatamba basa rakakosha mukusimudzira kukura kweindasitiri yekuvaka kwemhando yepamusoro.
Kero
Bl20, Shanghecheng, Shuangjie Street, Beichen District, Tianjin, China
Runhare
+86 13652091506
Nguva yekutumira: Gunyana-05-2025