EN H-Shaped Steel Construction h Beam
H-beamtšepe e sebelisoa haholo, haholo-holo e sebelisetsoang: mefuta e sa tšoaneng ea mehaho ea mehaho ea sechaba le ea indasteri; Mefuta e fapaneng ea limela tsa indasteri ea nako e telele le meaho ea sejoale-joale e phahameng haholo, haholo libakeng tse nang le ts'ebetso ea litšisinyeho tsa lefatše khafetsa le maemo a ts'ebetso ea mocheso o phahameng; Marokho a maholo a nang le matla a maholo a ho beleha, ho ba le botsitso bo botle ba likarolo le bolelele bo boholo bo hlokahalang; Thepa e boima; Tsela e kholo; skeleton ea sekepe; Tšehetso ea ka; Phekolo ea motheo le boenjiniere ba letamo; Likarolo tse fapaneng tsa mochini.
MOKHOA OA SEHLAHISO
The flange eaHo khanyae bapile kapa e batla e tšoana ka hare le ka ntle, 'me qetellong ea flange e ka Angle e nepahetseng, kahoo e bitsoa parallel flange I-tšepe. Botenya ba tepo ea tšepe e bōpehileng joaloka H bo nyane ho feta ba maballo a tloaelehileng a marang-rang a nang le bophahamo bo lekanang ba tepo, 'me bophara ba flange bo boholo ho feta ba maballo a tloaelehileng a marang-rang a nang le bophahamo bo lekanang ba marang-rang; kahoo e boetse e bitsoa maballo a bophara ba rim. E itšetlehile ka sebopeho, karolo ea modulus, motsotso oa inertia le matla a tšoanang a H-beam ho hlakile hore a molemo ho feta a I-beam e tloaelehileng e nang le boima bo le bong. E sebelisoa ka litlhoko tse fapaneng tsa mohaho oa tšepe, ebang o tlas'a torque e kobehang, mojaro oa khatello, mojaro oa eccentric o bonts'a ts'ebetso ea oona e phahameng, o ka ntlafatsa haholo matla a ho jara ho feta tšepe e tloaelehileng ea tšepe, ho boloka tšepe 10% ~ 40%. Tšepe e bōpehileng joaloka H e na le flange e pharaletseng, tepo e tšesaane, litlhaloso tse ngata, le tšebeliso e tenyetsehang, e ka bolokang 15% ho isa ho 20% ea tšepe meahong e fapaneng ea truss. Hobane flange ea eona e tšoana ka hare le ka ntle, 'me qetello ea bohale e le lehlakoreng le letona, ho bonolo ho e kopanya le ho kopanya likarolo tse sa tšoaneng, tse ka bolokang hoo e ka bang 25% ea mosebetsi oa ho cheselletsa le oa riveting,' me o ka potlakisa lebelo la kaho haholo. ea morero le ho khutsufatsa nako ea kaho.
TŠEHLA SEHOLO
| Khethollo | Unt Boima ba 'mele kg/m) | Standard Secional imension 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 | |
| Designatio | Yuniti Boima ba 'mele kg/m) | Standad Sectional Dimersion (mm) | Sectiona 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 | |
ENH-Tšepe e Bopehileng
Kereiti: EN10034:1997 EN10163-3:2004
Tlhaloso: HEA HEB le HEM
Tekanyetso: EN
LIKAROLOANA
Ho na le litlhaloso tse ngata tsa lihlahisoa tsaH-beam, le mekhoa ea lihlopha ke tse latelang.(1) Ho ea ka bophara ba flange ea sehlahisoa, e arotsoe ka flange e pharaletseng, e bohareng le e moqotetsane H-beam. e kholo ho feta kapa e lekana le bophahamo ba tepo H. Bophara ba flange B ea tšepe e moqotetsane e bōpehileng joaloka H e lekana le hoo e ka bang halofo ea bolelele ba H ea letlapa la tepo.(2) Ho latela tšebeliso ea sehlahisoa, ke e arotsoe ka sefate sa tšepe sa mofuta oa H, tšepe ea mofuta oa H, qubu ea tšepe ea mofuta oa H le sefate sa tšepe sa mofuta oa H se nang le flange e teteaneng haholo. ea maballo a H. Ka kakaretso, tšepe e moqotetsane ea H-beam e sebelisoa e le sefate le tšepe e pharaletseng ea H-beam e sebelisoa e le kholomo. Ka hona, e boetse e tsejoa e le tšepe ea beam H-beam le tšepe ea tšepe ea tšepe. (3) Ho ea ka mokhoa oa tlhahiso, e arotsoe ka tšepe ea welded H-beam le tšepe e kolobisitsoeng ea H-beam. (4) Ho ea ka litlhaloso tsa boholo li arotsoe ka tšepe e kholo, e bohareng le e nyenyane e nang le sebōpeho sa H. Ka kakaretso, lihlahisoa tse nang le bophahamo ba marang-rang H ka holimo ho 700mm li bitsoa tse kholo, 300 ~ 700mm li bitsoa mahareng, 'me tse ka tlaase ho 300mm li bitsoa tse nyenyane. Qetellong ea 1990, tepo e kholo ka ho fetisisa lefatšeng ea H-beam ea bolelele ba 1200mm, e bophara ba 530mm.
HLAHLOBO HLAHALA
Litlhokahalo tsa tlhahlobo ea tšepe e nang le sebopeho sa H haholo-holo li kenyelletsa lintlha tse latelang:
Boleng ba ponahalo: Boleng ba ponahalo ea tšepe e bōpehileng joaloka H e lokela ho lumellana le litekanyetso tse loketseng le litlhoko tsa ho laela. Sebaka se ka holimo se lokela ho ba se boreleli le se bataletseng, se se na li-dents tse hlakileng, li-scratches, mafome le liphoso tse ling.
Litekanyo tsa Jiometri: Bolelele, bophara, bophahamo, botenya ba marang-rang, botenya ba flange le litekanyo tse ling tsa tšepe e bōpehileng joaloka H li lokela ho lumellana le litekanyetso tse loketseng le litlhoko tsa ho laela.
Curvature: Ho kobeha ha tšepe e bōpehileng joaloka H ho lokela ho lumellana le litekanyetso tse loketseng le litlhoko tsa ho laela. E ka bonoa ka ho lekanya hore na lifofane tse lipheletsong tse peli tsa tšepe e bōpehileng joaloka H li bapile kapa li sebelisa mitha e kobehang.
Sotha: Ho sotha ha tšepe e nang le sebōpeho sa H ho lokela ho lumellana le litekanyetso tse nepahetseng le litlhoko tsa ho laela. E ka lemohuoa ka ho lekanya hore na lehlakore la tšepe e bōpehileng joaloka H le otlolohile kapa le na le meter e sothehileng.
Boima ba ho kheloha: Boima ba tšepe e bōpehileng joaloka H bo lokela ho lumellana le litekanyetso tse nepahetseng le litlhoko tsa ho laela. Ho kheloha boima ba 'mele ho ka bonoa ka ho bekha.
Sebopeho sa lik'hemik'hale: Haeba tšepe e nang le sebōpeho sa H e hloka ho chesetsoa kapa ho sebetsoa ka tsela e 'ngoe, motsoako oa eona oa lik'hemik'hale o lokela ho lumellana le litekanyetso tse nepahetseng le litlhoko tsa ho odara.
Thepa ea mochini: Thepa ea mochini ea tšepe e bōpehileng joaloka H e lokela ho lumellana le litekanyetso tse nepahetseng le litlhoko tsa ho laela, ho kenyelletsa le matla a tsitsitseng, ntlha ea lihlahisoa, bolelele le matšoao a mang.
Teko e sa senyeheng: Haeba tšepe e nang le sebopeho sa H e hloka tlhahlobo e sa senyeheng, e lokela ho lekoa ho latela litekanyetso tse amehang le litlhoko tsa ho odara ho netefatsa hore boleng ba eona ba kahare bo botle.
Ho paka le ho tšoaea: Ho paka le ho tšoaea tšepe e bōpehileng joaloka H ho lokela ho lumellana le litekanyetso tse loketseng le litlhoko tsa ho odara ho nolofatsa lipalangoang le polokelo.
Ka bokhutšoanyane, litlhoko tse ka holimo li lokela ho nahanoa ka botlalo ha ho hlahlojoa tšepe e nang le sebōpeho sa H ho netefatsa hore boleng ba eona bo finyella litekanyetso tse nepahetseng le litlhoko tsa ho laela, le ho fa basebelisi lihlahisoa tse ntle ka ho fetisisa tsa tšepe tse bōpehileng joaloka H.
Kopo
TloaelehilengH-beamlisebelisoa tsa tšepe li kenyelletsa Q235B, SM490, SS400, Q345 le Q345B. Thepa ea lik'hemik'hale le lisebelisoa tsa mechine ea lisebelisoa tsena li fapane, kahoo ha u khetha tšebeliso ea H-beam, ho hlokahala hore u khethe thepa e nepahetseng ho ea ka boemo bo itseng.
PHAKALA LE TS'EPE
Ho paka le tšireletso:
Ho paka ho bapala karolo ea bohlokoa ho sireletseng boleng ba ASTM A36Ho khanyatšepe nakong ea lipalangoang le polokelo. Thepa e lokela ho koaheloa ka mokhoa o sireletsehileng, ho sebelisoa marapo kapa lihlopha tse matla haholo ho thibela ho sisinyeha le tšenyo e ka bang teng. Ho feta moo, mehato e lokela ho nkoa ho sireletsa tšepe hore e se ke ea pepesehela mongobo, lerōle le lintho tse ling tsa tikoloho. Ho thatela lingata ka lintho tse emelang boemo ba leholimo, joalo ka polasetiki kapa lesela le sa keneleng metsi, ho thusa ho itšireletsa khahlanong le ho bola le mafome.
LBH
1. Nka fumana mantsoe a qotsitsoeng joang ho uena?
U ka re siela molaetsa, 'me re tla araba molaetsa o mong le o mong ka nako.
2.Na u tla tlisa thepa ka nako?
E, re tšepisa ho fana ka lihlahisoa tsa boleng bo holimo le ho fana ka thepa ka nako. Botšepehi ke molao oa k'hamphani ea rona.
3.Na nka fumana disampole pele odara?
Ehlile ho joalo. Hangata lisampole tsa rona ke tsa mahala, re ka li hlahisa ka lisampole tsa hau kapa lits'oants'o tsa tekheniki.
4.Lipehelo tsa hau tsa tefo ke life?
Nako ea rona e tloaelehileng ea ho patala ke 30% depositi, 'me re phomola khahlanong le B/L. EXW, FOB, CFR, CIF.
5.Na u amohela tlhahlobo ea motho oa boraro?
Ee ruri re amohela.
6.Re tšepa k'hamphani ea hau joang?
Re sebetsa ka ho khetheha khoebong ea tšepe ka lilemo tse ngata re le mofani oa thepa ea khauta, ntlo-khōlō e sebakeng sa setereke sa Tianjin, re amohelehile ho etsa lipatlisiso ka litsela leha e le life, ka mekhoa eohle.
