Mofani oa Thekiso e Chesang ea Q355b Low Alloy 16mn S275jr 152X152 Low Carbon Steel e bōpehileng joaloka H Tšepe e Chesang e bōpehileng joaloka H
Mokhoa oa Tlhahiso ea Sehlahisoa
Ts'ebetso ea tlhahiso ea tšepe e tloaelehileng ea kantle e bōpehileng joaloka H hangata e kenyelletsa mehato e latelang ea mantlha:
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 seng li chesitsoe li fepeloa ka har'a leloala le chesang. Leloaleng le chesang le holang, li-billet li phuthoa ka har'a li-roller tse ngata, butle-butle li etsa sebopeho sa H-beam se nang le karolo e tšekaletseng.
Ho Sebetsa ka Serame (Boikhethelo): Maemong a mang, ho ntlafatsa ho nepahala le boleng ba bokaholimo ba H-beam, H-beams tse phutholohileng ka mocheso li ka 'na tsa sebetsa ka serame, joalo ka ho phutholla le ho hula ka serame.
Ho Seha le ho Qetela: Kamora ho phutholla le ho sebetsa ka serame, mahlakore a H aa sehoa le ho phethoa ho fihlela litekanyo le bolelele bo itseng joalo ka ha moreki a hloka.
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 eaLehlaseli la Hs e 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-beams o lumella khokahano le ho kenngoa habonolo 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 khetholloa ka 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
Litlhoko tsaTšepe e bōpehileng joaloka Htlhahlobo e kenyeletsa haholo-holo lintlha tse latelang:
Boleng ba Ponahalo: Boleng ba ponahalo ea mahlasedi a H bo tlameha ho latela maemo le litlhoko tsa tatellano tse amehang. Bokaholimo bo lokela ho ba bo boreleli le bo bataletseng, bo se na liphoso tse totobetseng tse kang matheba, mengoapo le 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.
Kobeha: Kobeho ea mahlakore a H e tlameha ho latela maemo a amehang le litlhoko tsa tatellano. Sena se ka fumanoa ka ho lekanya ho tšoana ha lipheletso tse peli tsa mahlakore a H kapa ho sebelisa tekanyo ea kobeha.
Ho sotha: Ho sotha ha mahlakore a H ho tlameha ho latela maemo a amehang le litlhoko tsa odara. 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 latela maemo a amehang le litlhoko tsa tatellano. Ho kheloha ha boima ho 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 latela maemo a amehang le litlhoko tsa odara.
Thepa ea Mekaniki: Thepa ea mekaniki ea li-H-beams e tlameha ho latela maemo a amehang le litlhoko tsa odara, ho kenyeletsoa matla a ho thaepa, ntlha ea kotulo, le ho lelefala. Teko e sa Senyeheng: Haeba li-H-beams li hloka liteko tse sa senyeheng, li 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, ha ho hlahlojoa mahlakore a H, litlhoko tse boletsoeng ka holimo li lokela ho nahanoa ka botlalo ho netefatsa hore boleng ba tsona bo fihlela maemo a amehang le litlhaloso tsa odara, ho fa basebelisi lihlahisoa tsa H-beam tsa boleng bo holimo ka ho fetisisa.
KOPO EA SEHLAHISOA
Libalaka tsa H li atisa ho bonoa kahong ea indasteri, ea khoebo le ea bolulo, joalo ka liforeimi tsa meaho, marokho, matlo a polokelo le mesebetsi ea meralo ea motheo. Bokhoni ba tsona ba ho jara mojaro o moholo, botsitso bo botle le ho tenyetseha ha meralo ea tsona, li etsa hore li be tse phethahetseng bakeng sa ho jara meroalo e boima, ha lipheletso tsa galvanized kapa tse koahetsoeng li tiisa ho tšoarella nako e telele lits'ebetsong tsa kahare le kantle.
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 bokaholimo ba tsona hore bo se ke ba senyeha. Mekhoa e tloaelehileng ea ho paka e kenyelletsa ho paka feela, ho paka lipakete tsa lehong, le ho paka polasetiki. Netefatsa hore bokaholimo ba li-H-beam ha bo na mengoapo le mafome nakong ea ho paka.
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 ha a na ho thulana le ho sila ho thibela tšenyo.
Lipalangoang: Khetha mekhoa e loketseng ea lipalangoang, joalo ka literaka kapa literene, ho latela litlhoko tsa bareki le sebaka se koahetsoeng.
Ho Laolla: Ha o fihla moo o yang teng, laolla ka hloko ho thibela tshenyo ho mahlasedi a H.
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
P1: Litekanyetso tsa H Beams tsa hau ke life?
K: Li-H Beam tsa rona li khomaretsoe ho latela maemo a ASTM, EN le ISO ho fana ka boleng bo holimo ka ts'ebetso e lekanang ea mechini.
P2: Likopo ke life?
K: Libalaka tsa H li loketse lits'ebetso tsa indasteri le tsa khoebo ho kenyeletsoa le meaho ea liofisi le ea bolulo ea mekato e mengata, marokho, matlo a polokelo le merero e meng ea meralo ea motheo.
P3: Mokhoa oa ho paka H Beams bakeng sa ho tlisoa?
K: Libalaka li pakiloe ka thata ka marapo a tšepe 'me li tsamaea le lera le sireletsang le mongobo la pampiri e thibelang mafome le lera la martial e sa keneleng metsi. Ho boetse ho fanoa ka sephutheloana se ikhethileng.
P4: Ke tla fumana odara ea ka neng?
K: Nako ea ho etella pele e fapana ho tloha matsatsing a 7 ho isa ho a 20 ho latela bongata le mokhoa oa ho romela. Thomello e potlakileng e fumaneha bakeng sa liodara tse potlakileng.
P5: Na o tlisa tlaleho ea tlhahlobo kapa setifikeiti?
K: E, lihlopha tsohle tsa lihlahisoa li kenyelletsa litlaleho tsa tlhahlobo ea metsoako ea lik'hemik'hale, thepa ea mechini le ho koahela ho netefatsa boleng.
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