Libalaka tsa tšepe tsa tšepe tse kopantsoeng tsa boleng bo holimo tsa Q235 tsa boleng bo holimo HEA HEB bakeng sa tšebeliso ea meaho
Qaqiso ea Sehlahisoa
Litlhaloso tsena li ama li-H-beam tse fapaneng tsa Europe tsa letoto la HE (HEA, HEB, HEM) tse fapaneng mabapi le litekanyo tsa karolo e tšekaletseng, botenya ba li-flange le bokhoni ba ho jara mojaro—eseng mahlaseli a IPE.
Libalaka tsa HEA: HE e bobebe ka ho fetisisa e nang le di-flange tse tshesane le boima bo tlase, mme hangata e sebediswa dibakeng tsa meaho tse hlokang matla a bobebe le moruo o motle mabapi le thepa.
Libalaka tsa HEB: E nkuwa e le dikarolo tse boima bo mahareng, di-flange tsa yona di tenya ho feta HEA, empa di tshesane ho feta HEM kahoo e ka sebediswa boholo ba ditshebediso tsa kaho ya tshepe.
Libalaka tsa HEM: Profaele ea HE e tiileng ka ho fetisisa e nang le li-flange tse teteaneng ka ho fetisisa le bokhoni bo boholo ba ho jara mojaro ho mefuta ea HE, ho bolelang hore e loketse meaho e boima le litharollo tse matla tsa boenjiniere.
Mofuta o mong le o mong o etselitsoe ho sebetsana le litlhoko tse fapaneng tsa sebopeho,Lehlaseli la HEA, HEB le HEMKhetho e tla etsoa qeto ho latela litekanyetso tsa moralo oa projeke ea hau tse kenyeletsang mofuta oa meroalo, bolelele le lintlha tse ling tse amanang le eona.
Likaroloana
Mahlaseli a HEA, HEB, le HEM ke maemo a EuropeLikarolo tsa H-mahlaseli a letoto la HEe sebelisoa haholo kahong le boenjiniere ba meaho. Li arotsoe ho latela litekanyo tsa tsona tsa karolo e tšekaletseng, botenya ba flange, le ts'ebetso ea ho jara mojaro.
HEA (likarolo tsa HEA tse bobebe):
Mahlasedi a HEA a na le di-flange tse tshesane haholo le boima bo fokotsehileng, e leng se etsang hore a lokele ditshebediso tse akaretsang tsa meaho moo ho hlokahalang matla a itekanetseng le tshebediso e sebetsang ya thepa. A fana ka bokgoni bo botle ba ho jara mojaro le ho hanyetsa ho kobeha bakeng sa diforeimi tse tlwaelehileng tsa meaho.
HEB (likarolo tsa HE tse boima bo mahareng):
Mabala a HEB a na le li-flange tse teteaneng le karolo e matla haholoanyane ha a bapisoa le HEA. A sebelisoa haholo kahong ea meaho ka lebaka la ts'ebetso ea 'ona e leka-lekaneng pakeng tsa matla, botsitso le tšebeliso ea tšepe, e leng se etsang hore e be e 'ngoe ea liprofaele tsa meaho tse sebelisoang haholo.
HEM (likarolo tsa HE tse boima):
Mahlasedi a HEM ke diprofaele tsa HE tse boima ka ho fetisisa le tse matla ka ho fetisisa, tse nang le di-flange tse teteaneng ka ho fetisisa le bokgoni bo phahameng ka ho fetisisa ba ho jara mojaro. Di etseditswe ditshebediso tse boima tsa meaho le maemo a boenjiniere a kgatello e phahameng a hlokang matla a hodimo le ho tiya.
Karolo ka 'ngoe e entsoe bakeng sa litlhoko tse itseng tsa sebopeho, 'me khetho ea HEA, HEB, kapa HEM e itšetlehile ka maemo a mojaro, litlhoko tsa bolelele ba nako, le litlhaloso tsa moralo oa sebopeho ka kakaretso.
Kopo
HEA, HEB, HEM leMabala a H a betliloeng ka galvanizedli na le mefuta e mengata ea lits'ebetso indastering ea kaho le boenjiniere ba meaho. Tse ling tsa ts'ebeliso e tloaelehileng li kenyelletsa:
In kaho ea meaho, mabala ana a atisa ho sebelisoa mehahong ea khoebo le ea indasteri ho tšehetsa fatše, marulelo le litsamaiso tse ling tsa mantlha tsa ho jara moroalo. A fana ka botšepehi bo tšepahalang ba sebopeho bakeng sa mehaho ea mekato e mengata le meralo e meholo.
In kaho ea borokho, Libalaka tsa HEA, HEB, le HEM li sebelisoa ho tšehetsa mathule a borokho le likarolo tsa sebopeho, ho netefatsa ho tšoarella le kabo e sireletsehileng ea mojaro tlas'a maemo a sephethephethe se matla.
Bakeng sameaho ea indasteri, li sebelisoa haholo matlong a polokelo, lifemeng tsa tlhahiso le libakeng tsa polokelo, moo ho hlokahalang meralo e matla le e tsitsitseng bakeng sa libaka tse kholo tse bulehileng le meroalo e boima.
In meralo ea sebopeho, mabala ana a bopa karolo e ka sehloohong ea mehaho le merero ea meralo ea motheo, mabota a tšehetsang, litsamaiso tsa ho koahela le likarolo tsa bobeli tsa meaho.
Li boetse li sebelisoa haholo bakeng salitsamaiso tsa tšehetso ea lisebelisoa, ho fana ka metheo e tsitsitseng bakeng sa mechini e boima le ho kenya liindasteri.
Ho phaella moo, mahlaseli a HEA, HEB, le HEM a bapala karolo ea bohlokoa homerero ea meralo ea motheotse kang boemafofane, lithanele, lifeme tsa motlakase, le mesebetsi e meng e meholo ea boenjiniere.
Ka kakaretso, mabala ana ke likarolo tsa bohlokoa kahong ea sejoale-joale, a fana ka ho tenyetseha, matla a phahameng le ts'ebetso e tšepahalang ho pholletsa le mefuta e mengata ea lits'ebetso tsa meaho.
Ho paka le ho Romela
Sephutheloana le Tšireletso:
Ho paka ho bohlokoa ho netefatsa boleng le botšepehi ba tšepe ea ASTM A36 H-beam nakong ea lipalangoang le polokelo. Libalaka tsa tšepe li tlameletsoe ka mokhoa o sireletsehileng ho sebelisoa marapo kapa lithapo tsa tšepe tse matla ho thibela ho sisinyeha, ho fetoha ha sebopeho, kapa tšenyo ea bokaholimo. Ho sireletsa haholoanyane khahlanong le ho pepesehela tikoloho, libalaka li phutheloa ka thepa e sa keneleng boemo ba leholimo joalo ka filimi ea polasetiki kapa lesela le sa keneleng metsi, e leng se fokotsang kotsi ea ho kenella ha mongobo, tšilafalo ea lerōle le mafome nakong ea ho sebetsana le ho boloka.
Ho kenya le ho sireletsa bakeng sa dipalangwang:
Ts'ebetso ea ho kenya thepa e etsoa ka hloko ho sebelisoa lisebelisoa tse loketseng tsa ho phahamisa thepa tse kang liforoko kapa likerene ho netefatsa hore e tsamaisoa ka mokhoa o sireletsehileng le o sebetsang hantle. Libalaka tsa tšepe li aroloa ka ho lekana 'me li hokahantsoe hantle likoloing tsa lipalangoang ho boloka botsitso le ho thibela khatello ea sebopeho nakong ea ho tsamaea. Kamora ho kenya thepa, thepa e tiisoa ka thata ho sebelisoa lithibelo tse tšepahalang tse kang lithapo tsa tšepe, liketane, kapa marapo a boima ho thibela ho sisinyeha, ho thella, kapa tšenyo nakong eohle ea ts'ebetso ea ho tsamaisa thepa, ho netefatsa hore thepa e fihla moo e eang teng ka mokhoa o sireletsehileng.
LBH
P1: Na u moetsi kapa k'hamphani ea khoebo?
K: Re moetsi oa meralo ea tšepe ea litsebi ea nang le lisebelisoa tse tsoetseng pele tsa tlhahiso, re ikhethile ka lihlahisoa tsa tšepe tse tloaelehileng tsa ASTM le tsa machaba, ho kenyeletsoa le maballo a H, meaho ea tšepe, meaho e reriloeng esale pele, le likarolo tsa tšepe tsa indasteri.
P2: Feme ea hau e hokae?
K: Setsi sa rona sa tlhahiso se fumaneha Chaena ka li-workshop tsa sejoale-joale tse nang le mela ea ho seha ea CNC, ho tjheseletsa, ho cheka le ho lokisa bokaholimo ho netefatsa tlhahiso ea boleng bo holimo le e sebetsang hantle.
P3: Na nka etela fektheri ea hau?
K: E, re amohela bareki ka mofuthu ho etela fektheri ea rona. Re ka boela ra hlophisa litlhahlobo tsa video bakeng sa bareki ba sa khoneng ho tsamaea.
P4: Bokgoni ba hao ba tlhahiso ya selemo le selemo ke bofe?
K: Feme ea rona e na le bokhoni bo boholo ba tlhahiso, e re nolofalletsang ho sebetsana le liodara tse nyane le merero e meholo ea meralo ea motheo ka phano e tsitsitseng le e nakong.
P5: Na o na le mangolo a boleng?
K: E, lihlahisoa tsa rona li latela maemo a machaba a kang ASTM, EN, le ISO, 'me re fana ka litifikeiti tsa tlhahlobo ea thepa (MTC), SGS, BV, kapa litlaleho tsa tlhahlobo ea motho oa boraro ha li kopuoa.
Lihlopha tsa lihlahisoa
-
EN S275JR Structural Steel H Beam HEA HEB HEM S...
-
Tšepe ea Meaho ea EN S355JR H Beam bakeng sa Kaho...
-
Mofuta oa H-mofuta oa tšepe Beam Hea/heb/Ipe Mofuta oa tšepe Beam S ...
-
H Beam ASTM A36 Hot Rolled Welding Universal Be...
-
Liprofaele tsa Tšepe tsa Amerika tsa Meaho ea Tšepe ASTM A ...
-
Tšepe e Sireletsang Q235 Q345 A36 A572 Kereiti ea HEA ...