Theko e ntle le mofani oa boleng bo botle oa Chaena ea tšepe e bōpehileng joaloka H
Mokhoa oa Tlhahiso ea Sehlahisoa
Ts'ebetso ea tlhahiso ea maemo a kantleTšepe e bōpehileng joaloka Hhangata e kenyelletsa mehato e latelang e meholo:
Tokisetso ea Thepa e Tala: Thepa e tala bakeng sa tlhahiso ea H-beam hangata ke li-billet tsa tšepe. Li-billet tsena li hloka ho hloekisoa le ho futhumatsoa ho itokisetsa ts'ebetso le ho etsoa hamorao.
Ho Rolla ka Mocheso: Li-billet tse chesitsoeng li fepuoa ka har'a leloala le chesang. Leloaleng le chesang, li phuthoa ka har'a li-roller tse ngata 'me butle-butle li thehoa sebopehong sa H-beam se nang le karolo e tšekaletseng.
Ho Sebetsa ka Mocheso (Ha ho hlokahale): Melemo: Ho ntlafatsa ho nepahala le boleng ba bokaholimo ba mahlasedi a H,mahlasedi a H a phutholohileng ka ho chesae ka 'na ea etsoa ka mokhoa o batang, joalo ka ho phuthoa le ho huloa ka mokhoa o batang.
Ho Seha le ho Qetela: Kamora ho phutholla le ho sebetsa ka serame, mahlakore a H aa sehoa le ho phethoa ho fihlela litlhoko tsa bareki ho fihlela litekanyo le bolelele bo lakatsehang.
Kalafo ea Bokaholimo: Li-H-beam lia hloekisoa le ho phekoloa ka thibelo ea mafome ho netefatsa boleng ba bokaholimo le ho hanyetsa mafome.
Tlhahlobo le Sephutheloana: Li-H-beam tse felileng li hlahlojoa boleng, ho kenyeletsoa le tlhahlobo ea ponahalo, ho nepahala ha litekanyo le thepa ea mechini. Hang ha li tšoaneleha, lia pakoa le ho romelloa ho moreki.
BOHOLO BA SEHLAHISOA
| Tlhophiso | Unt Boima ba 'mele kg/m) | Karolo e Tloaelehileng ho ikemela mm | Karolo Ama (cm² | |||||
| W | H | B | 1 | 2 | r | A | ||
| HE28 | AA | 61.3 | 264.0 | 280.0 | 7.0 | 10.0 | 24.0 | 78.02 |
| A | 76.4 | 270.0 | 280.0 | 80 | 13.0 | 24.0 | 97.26 | |
| B | 103 | 280.0 | 280.0 | 10.5 | 18.0 | 24.0 | 131.4 | |
| M | 189 | 310.0 | 288.0 | 18.5 | 33.0 | 24.0 | 240.2 | |
| HE300 | AA | 69.8 | 283.0 | 300.0 | 7.5 | 10.5 | 27.0 | 88.91 |
| A | 88.3 | 200.0 | 300.0 | 85 | 14.0 | 27.0 | 112.5 | |
| B | 117 | 300.0 | 300.0 | 11.0 | 19.0 | 27.0 | 149.1 | |
| M | 238 | 340.0 | 310.0 | 21.0 | 39.0 | 27.0 | 303.1 | |
| HE320 | AA | 74.3 | 301.0 | 300.0 | 80 | 11.0 | 27.0 | 94.58 |
| A | 97.7 | 310.0 | 300.0 | 9.0 | 15.5 | 27.0 | 124.4 | |
| B | 127 | 320.0 | 300.0 | 11.5 | 20.5 | 27.0 | 161.3 | |
| M | 245 | 359.0 | 309.0 | 21.0 | 40.0 | 27.0 | 312.0 | |
| HE340 | AA | 78.9 | 320.0 | 300.0 | 85 | 11.5 | 27.0 | 100.5 |
| A | 105 | 330.0 | 300.0 | 9.5 | 16.5 | 27.0 | 133.5 | |
| B | 134 | 340.0 | 300.0 | 12.0 | 21.5 | 27.0 | 170.9 | |
| M | 248 | 377.0 | 309.0 | 21.0 | 40.0 | 27.0 | 315.8 | |
| HE360 | AA | 83.7 | 339.0 | 300.0 | 9.0 | t2.0 | 27.0 | 106.6 |
| A | 112 | 350.0 | 300.0 | 10.0 | 17.5 | 27.0 | 142.8 | |
| B | 142 | 360.0 | 300.0 | 12.5 | 22.5 | 27.0 | 180.6 | |
| M | 250 | 395.0 | 308.0 | 21.0 | 40.0 | 27.0 | 318.8 | |
| HE400 | AA | 92.4 | 3780 | 300.0 | 9.5 | 13.0 | 27.0 | 117.7 |
| A | 125 | 390.0 | 300.0 | 11.0 | 19.0 | 27.0 | 159.0 | |
| B | 155 | 400.0 | 300.0 | 13.5 | 24.0 | 27.0 | 197.8 | |
| M | 256 | 4320 | 307.0 | 21.0 | 40.0 | 27.0 | 325.8 | |
| HE450 | AA | 99.8 | 425.0 | 300.0 | 10.0 | 13.5 | 27.0 | 127.1 |
| A | 140 | 440.0 | 300.0 | 11.5 | 21.0 | 27.0 | 178.0 | |
| B | 171 | 450.0 | 300.0 | 14.0 | 26.0 | 27.0 | 218.0 | |
| M | 263 | 4780 | 307.0 | 21.0 | 40.0 | 27.0 | 335.4 | |
| Tlhophiso | Yuniti Boima ba 'mele kg/m) | Karolo e Tloaelehileng Ho teba (mm) | Karolo Sebaka (cm²) | |||||
| W | H | B | 1 | 2 | r | A | ||
| HE50 | AA | 107 | 472.0 | 300.0 | 10.5 | 14.0 | 27.0 | 136.9 |
| A | 155 | 490.0 | 300.0 | t2.0 | 23.0 | 27.0 | 197.5 | |
| B | 187 | 500.0 | 300.0 | 14.5 | 28.0 | 27.0 | 238.6 | |
| M | 270 | 524.0 | 306.0 | 21.0 | 40.0 | 27.0 | 344.3 | |
| HE550 | AA | t20 | 522.0 | 300.0 | 11.5 | 15.0 | 27.0 | 152.8 |
| A | 166 | 540.0 | 300.0 | t2.5 | 24.0 | 27.0 | 211.8 | |
| B | 199 | 550.0 | 300.0 | 15.0 | 29.0 | 27.0 | 254.1 | |
| M | 278 | 572.0 | 306.0 | 21.0 | 40.0 | 27.0 | 354.4 | |
| HE60 | AA | t29 | 571.0 | 300.0 | t2.0 | 15.5 | 27.0 | 164.1 |
| A | 178 | 500.0 | 300.0 | 13.0 | 25.0 | 27.0 | 226.5 | |
| B | 212 | 600.0 | 300.0 | 15.5 | 30.0 | 27.0 | 270.0 | |
| M | 286 | 620.0 | 305.0 | 21.0 | 40.0 | 27.0 | 363.7 | |
| HE650 | AA | 138 | 620.0 | 300.0 | t2.5 | 16.0 | 27.0 | 175.8 |
| A | 190 | 640.0 | 300.0 | t3.5 | 26.0 | 27.0 | 241.6 | |
| B | 225 | 660.0 | 300.0 | 16.0 | 31.0 | 27.0 | 286.3 | |
| M | 293 | 668.0 | 305.0 | 21.0 | 40.0 | 27.0 | 373.7 | |
| HE700 | AA | 150 | 670.0 | 300.0 | 13.0 | 17.0 | 27.0 | 190.9 |
| A | 204 | 600.0 | 300.0 | 14.5 | 27.0 | 27.0 | 260.5 | |
| B | 241 | 700.0 | 300.0 | 17.0 | 32.0 | 27.0 | 306.4 | |
| M | 301 | 716.0 | 304.0 | 21.0 | 40.0 | 27.0 | 383.0 | |
| HE800 | AA | 172 | 770.0 | 300.0 | 14.0 | 18.0 | 30.0 | 218.5 |
| A | 224 | 790.0 | 300.0 | 15.0 | 28.0 | 30.0 | 285.8 | |
| B | 262 | 800.0 | 300.0 | 17.5 | 33.0 | 30.0 | 334.2 | |
| M | 317 | 814.0 | 303.0 | 21.0 | 40.0 | 30.0 | 404.3 | |
| HE800 | AA | 198 | 870.0 | 300.0 | 15.0 | 20.0 | 30.0 | 252.2 |
| A | 252 | 800.0 | 300.0 | 16.0 | 30.0 | 30.0 | 320.5 | |
| B | 291 | 900.0 | 300.0 | 18.5 | 35.0 | 30.0 | 371.3 | |
| M | 333 | 910.0 | 302.0 | 21.0 | 40.0 | 30.0 | 423.6 | |
| HEB1000 | AA | 222 | 970.0 | 300.0 | 16.0 | 21.0 | 30.0 | 282.2 |
| A | 272 | 0.0 | 300.0 | 16.5 | 31.0 | 30.0 | 346.8 | |
| B | 314 | 1000.0 | 300.0 | 19.0 | 36.0 | 30.0 | 400.0 | |
| M | 349 | 1008 | 302.0 | 21.0 | 40.0 | 30.0 | 444.2 | |
ENHTšepe e bōpehileng joaloka eona
Sehlopha: EN10034:1997 EN10163-3：2004
Tlhaloso: HEA HEB le HEM
Tekanyetso: EN
LIKAROLOANA
Matla a Phahameng: Moralo oa karolo e tšekaletseng eaLibalaka tsa He fana ka matla a ho kobeha a phahameng le bokgoni ba ho jara mojaro, e leng se etsang hore di lokele meaho e meholo le ditshebediso tsa mojaro o boima.
Ho Tsitsisa ho Hotle: Moralo o pakeng tsa mahlakore a H o fana ka botsitso bo botle ha o hatelloa le ho tsitsinyeha, o tlatsetsa botsitsong ba sebopeho le polokehong.
Kaho e Bonolo: Moralo oa li-H-beam o etsa hore ho be bonolo ho li hokela le ho li kenya nakong ea kaho, e leng se thusang ho ntlafatsa tsoelo-pele le katleho ea projeke.
Tšebeliso e Phahameng ea Lisebelisoa: Moralo oa li-H-beams o sebelisa ka botlalo litšobotsi tsa tšepe, o fokotsa litšila tsa thepa, 'me o kenya letsoho paballong ea lisebelisoa le tšireletsong ea tikoloho.
Mefuta e Meholo ea Tšebeliso: Li-H-beam li loketse meaho e fapaneng ea meaho, marokho, tlhahiso ea mechini, le masimo a mang, 'me li na le menyetla e mengata ea ts'ebeliso.
Ka kakaretso, mabala a H a tloaelehileng a kantle a na le matla a phahameng, botsitso bo botle, le kaho e bonolo, e leng se etsang hore e be thepa ea bohlokoa ea tšepe ea sebopeho e sebelisoang haholo masimong a fapaneng a boenjiniere.
TLHAHLOBO EA SEHLAHISOA
Lehlaseli la HLitlhoko tsa tlhahlobo li kenyelletsa haholo-holo lintlha tse latelang:
Boleng ba Ponahalo: Boleng ba ponahalo baLibalaka tsa He tlameha ho fihlela maemo a amehang le litlhoko tsa odara, e be le bokaholimo bo boreleli, bo bataletseng 'me e se na likoli tse totobetseng tse kang matheba, mengoapo kapa mafome.
Litekanyo tsa Jiometri: Bolelele, bophara, bophahamo, botenya ba webo, le botenya ba flange ba mahlakore a H di tlameha ho latela maemo a amehang le ditlhoko tsa odara.
Ho kobeha: Ho kobeha ha mahlasedi a H ho tlameha ho fihlela maemo a amehang le ditlhoko tsa tatellano. Sena se ka lemohuwa ka ho lekanya ho bapana ha dipheletso tsa mahlasedi a H kapa ho sebedisa gauge ya ho kobeha.
Ho sotha: Ho sotha ha mahlakore a H ho tlameha ho fihlela maemo a amehang le litlhoko tsa tatellano. Sena se ka fumanoa ka ho lekanya ho otloloha ha mahlakore a mahlakore a H-beam kapa ho sebelisa gauge ea torsion.
Ho kheloha ha boima: Boima ba mahlasedi a H bo tlameha ho fihlela maemo a amehang le litlhoko tsa tatellano. Sena se ka fumanoa ka ho bekha.
Sebopeho sa Lik'hemik'hale: Haeba mabala a H a hloka ho tjheseletsa kapa ho sebetsoa ka tsela e 'ngoe, sebopeho sa 'ona sa lik'hemik'hale se tlameha ho fihlela maemo a amehang le litlhoko tsa odara.
Matlotlo a Mekaniki: Matlotlo a mekaniki a mahlakore a H, a kang matla a ho thapolla, ntlha ya ho ntsha le ho lelefatsa, a tlameha ho fihlela maemo a amehang le ditlhoko tsa odara.
Teko e sa Senyeheng: Li-H-beam li etsoa liteko tse sa senyeheng ha ho hlokahala, 'me teko ena e lokela ho etsoa ho latela maemo a amehang le litlhaloso tsa odara ho netefatsa boleng ba tsona ba tlhaho.
Ho paka le ho tšoaea: Ho paka le ho tšoaea ha H-beam ho lokela ho latela maemo a amehang le litlhaloso tsa odara ho nolofatsa ho tsamaisoa le ho bolokoa.
Ka bokhutšoanyane, litlhoko tse boletsoeng ka holimo li lokela ho nahanoa ka botlalo ha ho hlahlojoa li-H-beam ho fa basebelisi lihlahisoa tsa H-beam tsa boleng bo holimo ka ho fetisisa.
KOPO EA SEHLAHISOA
Li-H-beam tse tloaelehileng tsa kantle li sebelisoa haholo masimong a kaho le boenjiniere, ho kenyeletsoa empa ho sa felle feela likarolong tse latelang:
Boenjiniere ba meaho, boenjiniere ba borokho, tlhahiso ea mechini, kaho ea likepe, kaho ea meaho ea tšepe,
HO PHAKISA LE HO ROMELA
Ho paka le ho tsamaisa mahlasedi a H a tšoailoeng ka ntle hangata ho latela mehato ena:
Sephutheloana: Li-H-beam hangata li phutheloa ho latela litlhaloso tsa bareki ho sireletsa libaka tsa tsona hore li se ke tsa senyeha. Mekhoa e tloaelehileng ea ho paka e kenyelletsa ho paka feela, ho paka lipakete tsa lehong, le ho paka polasetiki. Nakong ea ho paka, etsa bonnete ba hore li-H-beam ha li na mengoapo le mafome.
Ho ngolla: Ngola ka ho hlaka sephuthelong ka tlhahisoleseding ea sehlahisoa, joalo ka mohlala, litlhaloso le bongata, bakeng sa ho khetholla le ho laola habonolo.
Ho kenya: Nakong ea ho kenya le ho tsamaisa, etsa bonnete ba hore mahlasedi a H a pakiloeng a sirelelitsoe khahlanong le ho angoa le ho angoa ho thibela tšenyo.
Lipalangoang: Khetha mokhoa o loketseng oa lipalangoang ho latela litlhoko tsa bareki le sebaka sa lipalangoang, hangata lipalangoang tsa leoatleng.
Ho Laolla: Ha o fihla moo o yang teng, laolla mahlasedi a H ka hloko ho thibela tshenyo.
Polokelo: Boloka mahlasedi a H ka tlung e ommeng, e nang le moya o kenang hantle ho qoba mongobo le ditlamorao tse ding tse mpe.
MATLA A K'hamphani
LBH
1. Nka fumana khotheishene joang ho tsoa ho uena?
O ka re siela molaetsa, 'me re tla araba molaetsa o mong le o mong ka nako.
2. Na o tla isa thepa ka nako?
E, re tšepisa ho fana ka lihlahisoa tsa boleng bo holimo le ho li tlisa ka nako. Botšepehi ke molao-motheo oa k'hamphani ea rona.
3.Na nka fumana disampole pele ke odara?
E, ehlile. Hangata disampole tsa rona ha di lefellwe, re ka di hlahisa ka disampole tsa hao kapa ka ditshwantsho tsa botekgeniki.
4. Lipehelo tsa hau tsa tefo ke life?
Nako ea rona ea tefo e tloaelehileng ke depositi ea 30%, 'me karolo e setseng khahlanong le B/L.
5. Na o amohela tlhahlobo ea motho oa boraro?
E, ruri rea amohela.
6. Re tšepa khamphani ea hau joang?
Re ikhethile khoebong ea tšepe ka lilemo tse ngata re le mofani oa khauta, ntlo-kholo e profinseng ea Tianjin, re amohelehile ho etsa lipatlisiso ka litsela life kapa life, ka mekhoa eohle.
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