Ub 914*419*388 UC 356*406*393 Hea Heb Hem 150 Lithaba tse Chesang tse Welded H tse Metsi
Qaqiso ea Sehlahisoa
Litlhaloso tsena li bontša mefuta e fapaneng ea mahlakore a IPE ho latela boholo le thepa ea 'ona:
- Mahlasedi a HEA (IPN): Lehlasedi la HEA ke mofuta o bobebe wa sehlopha sa "A" ka hara letoto la maemo a Yuropa la tshepe ya karolo ya H (letoto la HE). Karolo ya yona e bōpehileng jwalo ka H e kopanya moralo o bobebe le ditlhoko tsa ho jara mojaro wa motheo, e leng se etsang hore e sebediswe haholo meahong e menyenyane le e mahareng.
- Mahlaseli a HEB (IPB): Lehlasedi la HEB ke mofuta oa "B" o mahareng ho H-beam ea Europe e tloaelehileng ea letoto la HE. Karolo ea lona e tšekaletseng e lekana ebile e bōpehile joaloka H, e fana ka thepa e leka-lekaneng ea mechini le ho leka-lekanya bokhoni ba ho jara mojaro le botsitso. E sebelisoa haholo mehahong e mahareng joalo ka lifeme tsa indasteri le marokho a mahareng.
- Mahlaseli a HEM: Boreleli ba HEM ke mofuta o boima, o nang le mabota a teteaneng oa letoto la li-H-beam tse phutholohileng tse chesang tsa Europe (tse lumellanang le EN 10034). Lebanta la eona le lesoba li tebile haholo. "HEM" e emetse "haute efficacité mécanique" (le bolelang "bokgoni bo phahameng ba mechini") 'me e na le motsotso o phahameng haholo oa karolo ea inertia.
Mabala ana a etselitsoe ho fana ka bokhoni bo itseng ba sebopeho, khetha sehlahisoa se nepahetseng ho latela litlhoko tsa hau.
Likaroloana
Libalaka tsa HEA, HEB, le HEM ke likarolo tsa IPE (I-beam) tse tloaelehileng tsa Europe tse sebelisoang kahong le boenjiniere ba meaho. Tsena ke tse ling tsa likarolo tsa bohlokoa tsa mofuta o mong le o mong:
Mahlasedi a HEA (IPN):
Karolo e bobebe
Tšebeliso e phahameng ea thepa
Mahlasedi a HEB (IPB):
Litekanyo tse tloaelehileng tsa karolo e tšekaletseng
Kabo e utloahalang ea thepa
Lithapo tsa HEM:
Botenya ba web le flange bo teteaneng haholo
Nako e matla haholo ea karolo e tšekaletseng ea inertia le bokhoni ba ho jara mojaro
Libalaka tsena li etselitsoe ho fihlela litlhoko tse itseng tsa sebopeho 'me li khethoa ho latela tšebeliso e reriloeng le litlhoko tsa ho jara mojaro tsa moaho kapa sebopeho.
Kopo
Libalaka tsa HEA, HEB, le HEM li na le mefuta e mengata ea lits'ebetso indastering ea kaho le boenjiniere ba meaho. Tse ling tsa ts'ebeliso e tloaelehileng li kenyelletsa:
1. Lehlasedi la HEA (lehlasedi la H le bobebe): Le loketse ditshebediso tse nang le mojaro o tlase le tse bobebe.
Melemo ea mantlha ke boima bo bobebe, tšebeliso e phahameng ea thepa, le ho kenngoa habonolo. Thepa ea eona ea mechini e fihlela litlhoko tsa ho jara moroalo oa motheo, e felisa tlhoko ea ho jara moroalo o feteletseng. Ts'ebeliso ea eona ea mantlha ke:
Mehaho ea sechaba: maballo a bobeli, li-keel tsa lebota tse arohaneng, le liforeimi tsa foranteng mehahong/lifoleteng tsa bolulo tse nang le mekato e mengata;
2. HEB Beam (Boreleli ba H-Boreleli bo Bohareng): E loketse maemo a akaretsang a mojaro o mahareng
Melemo ea mantlha ea mahlasedi a HEB ke thepa e leka-lekaneng ea mechini (ho kobeha ho itekanetseng le ho hanyetsa ho beola), ho tenyetseha ho matla, le ho sebetsa hantle ha litšenyehelo tse phahameng. Li pakeng tsa moralo o bobebe oa mahlasedi a HEA le moralo o boima oa mahlasedi a HEM. Ke mofuta o sebelisoang haholo kahong le meralong ea motheo, ka lits'ebetso tsa mantlha ho:
Mehaho ea indasteri le ea khoebo: Libalaka/likholomo tse kholo bakeng sa lifeme tse mahareng, liforeimi tse jarang mojaro bakeng sa mehaho ea liofisi tse nang le mekato e mengata, le libalaka tse kholo tse jarang mojaro bakeng sa lisuphamakete le matlo a polokelo;
3. HEM beam (Boreleli bo Boima ba H-Beam): E loketse meroalo e phahameng le maemo a feteletseng a ho sebetsa
Melemo ea mantlha ea mahlasedi a HEM ke li-web/flange tse teteaneng, linako tse kholo tsa ho se be le matla a ho tšela, le bokhoni bo phahameng haholo ba ho jara moroalo. Li ka mamella linako tse kholo tsa ho kobeha, matla a phahameng a axial, le meroalo e rarahaneng (joalo ka tšusumetso le ho thothomela). Li sebelisoa haholo-holo ho:
Meaho e meholo ea indasteri: Libalaka/litšiea tse kholo lifemeng tsa mechini e meholo (joalo ka libaka tsa likepe le lifeme tsa tšepe), liforeimi tse tšehetsang lionto tsa ho phatloha ha tšepe, le metheo ea lisebelisoa tse boima (likereine le li-rolling mill);
Ho paka le ho Romela
Sephutheloana le Tšireletso:
Ho paka ho bohlokoa ho boloka boleng ba mahlakore a ASTM A36 H nakong ea lipalangoang le polokelo. Sebelisa marapo kapa lithapo tse matla haholo ho kopanya thepa ka mokhoa o sireletsehileng ho thibela ho sisinyeha le tšenyo e ka bang teng. Ho feta moo, nka mehato ea ho sireletsa tšepe mongobong, lerōleng le linthong tse ling tsa tikoloho. Ho phuthela lithapo ka thepa e sa mameleng boemo ba leholimo joalo ka polasetiki kapa tarpaulin ho thusa ho thibela mafome le mafome.
Ho kenya le ho tiisa bakeng sa lipalangoang:
Ho kenya le ho tiisa tšepe e phuthetsoeng koloing ea lipalangoang ho lokela ho etsoa ka hloko. Ho sebelisa lisebelisoa tse loketseng tsa ho phahamisa, tse kang liforoko kapa likerene, ho netefatsa ts'ebetso e sireletsehileng le e sebetsang hantle. Libalaka li lokela ho ajoa ka ho lekana le ho hokahanngoa hantle ho thibela tšenyo efe kapa efe ea sebopeho nakong ea lipalangoang. Hang ha e kentsoe, ho tiisa thepa ka lithibelo tse lekaneng, tse kang liropo kapa liketane, ho tiisa botsitso le ho thibela ho sisinyeha.
LBH
P: Na ke moetsi oa UA?
K: E, re moetsi. Re na le fektheri ea rona e Tianjin City, Chaena.
P: Na nka fumana odara ea teko ea lithane tse 'maloa feela?
K: Ehlile. Re ka o romella thepa ka tšebeletso ea LCL. (Mojaro o fokolang oa lijana)
P: Haeba sampole e lokolohile?
K: Sampole ha e fumanehe, empa moreki o lefella thepa.
P: Na o fana ka khauta mme o etsa tiisetso ya kgwebo?
K: Re fana ka khauta ka lilemo tse supileng 'me re amohela tiisetso ea khoebo.














