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Litlhaloso tsa Mekhahlelo ea Tšepe ea Rebar, Boholo le Maemo

Tataiso e Sebetsang bakeng sa Litsebi tsa Theko ea Tšepe le Kaho

Boleng batšepe ea tšepee na le tshusumetso e kgolo hodima meaho ya konkreite e matlafaditsweng, ho kenyeletswa polokeho ya meaho, bokgoni ba kaho, le ditjeo tsa thepa.

Bakeng sa bareki ba tšepe, borakonteraka le baenjiniere, kutloisisorebar ea tšepe ea carbonMekhahlelo, maemo a boholo, le mekhoa ea ho paka tlas'a maemo a fapaneng a 'maraka le a machaba a theko le ho phethahatsa merero ke tsa bohlokoa.

Tokomane ena e ikemiseditse ho fana ka kakaretso e kgutshwane le ya botsebi ya maemo a lefatshe a rebar, haholoholo a akaretsangLitekanyetso tsa Sechaena (GB), Yuropa (EN), le Amerika (ASTM).

Mekhahlelo ea Rebar e Amang Matla a Tlhahiso le Maemo

Ho na le dipharologanyo tsa kereiti bakeng sa tshepe e matlafatsang ho latela matla a fokolang a tlhahiso mme lebitso la kereiti le tla itshetleha hodima maemo a sebetsang le dipharologanyo tsa yona ho tloha sebakeng se seng ho ya ho se seng.

Tekanyetso ea Chaena –GB 50010 /GB1499.2
Mefuta e tloaelehileng ea li-ribbed rebar tse phutholohileng ka ho chesang Chaena ke e latelang:
HRB335 Tšepe ea Rebar
Matla a fokolang a tlhahiso: 335 MPa
Bakeng sa mosebetsi o tloaelehileng oa konkreite e matlafalitsoeng.
HRB400SRebar ea tšepe
Matla a fokolang a tlhahiso: 400 MPa
Ditshebediso tsa Bodulo, Kgwebo le Meralo ya Motheo Tse atileng haholo.
HRB500 Tšepe ea Rebar
Matla a fokolang a tlhahiso: 500 MPa
E loketse meaho e nang le mojaro o moholo, e meholo le e malelele
Tlhaloso ea Sehlopha:
HRB = Bara e Metsu e Chesitsoeng e Chesang
Palo e bontša matla a fokolang a tlhahiso (MPa).

Maemo a Yuropa – EN 10080 (Letoto la B500)
Litekanyetso tsa rebar tsa Europe li shebana haholo le ho se sebetse hantle ha motlakase e leng ntho ea bohlokoa bakeng sa ts'ebetso ea ho sisinyeha ha lefatše.
B500A – 500 MPa, ductility e tlase
B500B – 500 MPa, ductility e mahareng
B500C – 500 MPa, ductility (e sebelisoang meahong ea litšisinyeho tsa lefatše)
Ho tsona, B500C ke eona e atileng haholo.

Maemo a USA – ASTM A615 / ASTM A706
Matla a rebar a hlalosoa ka tsela e fapaneng 'marakeng oa US (moo ksi e sebelisoang ho fapana le MPa):
Sehlopha sa 40 - 40 ksi ≈ 275 MPa
Sehlopha sa 60 – 60 ksi ≈ 420 MPa (e sebelisoang haholo)
Sehlopha sa 75 - 75 ksi ≈ 520 MPa
Hlokomela:
ASTM A615: tekanyetso ea ho matlafatsa tšepe ea khabone
ASTM A706: ho tjheseletsa le ho ductility ho ntlafaditsweng mme e sebediswa hangata bakeng sa ditshebediso tsa tshisinyeho ya lefatshe

Boholo le Bophara ba Rebar bo Tloaelehileng

Litekanyetso tsa boholo ba rebar lia fapana ho pholletsa le libaka 'me li lokela ho tsamaellana ka hloko nakong ea theko.

Li-diameter tse Tloaelehileng tsa Rebar Chaena (mm)
6, 8, 10, 12, 14, 16, 18, 20, 22, 25, 28, 32, 36, 40
Bophara bo bonyenyane (≤12 mm): matlapa, li-stirrup, mehaho e bobebe
Bophara bo boholo (≥16 mm): maballo, litšiea, metheo, marokho
Diameter tse Tloaelehileng tsa Rebar Europe (mm)
6, 8, 10, 12, 16, 20, 25, 32, 40

Hangata merero ea Europe e sebelisa mefuta e fapaneng ea bophara e tloaelehileng haholoanyane, e ntlafatsang katleho ea kaho.

Chate ea Boholo ba Rebar ea US (# Sistimi ea Bar)
Rebar ea US e khetholloa ka linomoro tsa bar, eseng ka bophara ba metric bo tobileng:
#3 → 9.5 mm
#4 → 12.7 mm
#5 → 15.9 mm
#6 → 19.1 mm
#7 → 22.2 mm
#8 → 25.4 mm
#9 → 28.7 mm
#10 → 32.3 mm

Keletso ea theko:
Kamehla fetola boholo ba # bare ho ba bophara ba metric ha o batla rebar machabeng ho qoba ho se lumellane ha boima le mamello.

Bolelele, Sephutheloana, le Phano ea Rebar

Bolelele bo Tloaelehileng
9 m
12 m
Ho khaola bolelele bo ikhethileng hoa fumaneha ha ho kopuoa.

Mofuta oa Sephutheloana
Lipakete tse hlephileng - bakeng sa li-bar tse bophara bo boholo
Rebar e tlamiloeng - mokhoa o tsebahalang haholo oa ho romela likhonteinara le thepa e ngata
Rebar e kobehileng (bophara bo bonyenyane - 6-10 mm kapa bo ts'oanang, bo loketse ts'ebetso e iketsang)

Malebela a ho Khetha Rebar e Molemohali bakeng sa Morero oa Hao

Ho latela pono ea theko le boenjiniere:

Hlahloba melao ea moralo le litlhoko tsa ho latela melao ea lehae pele u khetha limaraka.
Bakeng sa meaho e nang le tshisinyeho ya lefatshe kapa e sireletsehileng haholo, nahana feela ka ho se fetohe ha dibopeho mme o se ke wa fana ka matla.
Hlahloba hore na e lumellana le maemo/tsamaiso ea boholo ba li-bar/mamello a bolelele bakeng sa projeke ea hau ea ho romela thepa kantle ho naha.

Bolelele bo nepahetseng le sephutheloana le tsona li ka thibela litšila le ho fokotsa litefiso tsa ho li sebetsana.

Leha ho le jwalotšepe ea tšepeke thepa ea kaho e tloaelehileng, limaraka tse fapaneng, litsamaiso tsa boholo, le maemo a libaka li ka ama litšenyehelo tsa projeke haholo, ho latela melao le ts'ebetso ea sebopeho.
Bakeng sa bareki ba tšepe le litsebi tsa kaho, ho utloisisa liphapang tsena ho bolela meralo e sireletsehileng, theko e bonolo, le ho fumana boleng bo betere.

Sehlopha sa Borena

Aterese

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Setereke sa Wuqing, toropo ea Tianjin, China.

Imeile

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Mohala

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Lihora

Mantaha-Sontaha: Tšebeletso ea lihora tse 24

Nako ea poso: Hlakola-03-2026