Ụdị dị iche iche na nkọwa nke ígwè

I. efere ígwè na warara
Efere ígwèa na-ekewa n'ime nnukwu efere ígwè, efere ígwè dị mkpa na nchara dị larịị, nkọwa ya na akara "a" na obosara x ọkpụrụkpụ x n'ogologo na millimeters. Dị ka: a 300x10x3000 na obosara nke 300mm, ọkpụrụkpụ nke 10mm, ogologo nke 3000mm ígwè efere.

Oké ígwè efere: ọkpụrụkpụ karịrị 4mm, obosara 600 ~ 3000mm, ogologo 4 ~ 12m.
Mkpa ígwè efere: ọkpụrụkpụ erughị 4mm, obosara 500 ~ 1500mm, ogologo 0.5 ~ 4m.
Nchara dị larịị: ọkpụrụkpụ 4 ~ 60mm, obosara 12 ~ 200mm, ogologo 3 ~ 9m.
A na-ahazi efere ígwè na ibe dị ka usoro mpịakọta si dị:efere oyi akwanaefere akpọrepu ọkụ; dị ka ọkpụrụkpụ: mkpa ígwè efere (n'okpuru 4mm), oké ígwè efere (4-60mm), amara oké efere (n'elu 60mm)

2. nchara na-ekpo ọkụ
2.1I-obe
I-beam ígwè dị ka aha ya na-egosi, bụ ihe I-n'ụdị cross-ngalaba profaịlụ, elu na ala flanges na-awụfu.
I-beam ígwè na-ekewa n'ime ndị nkịtị, ìhè na nku obosara nke ụdị atọ, na akara "ọrụ" na ọnụ ọgụgụ nke kwuru. Kedu nọmba na-anọchite anya akụkụ elu nke ọnụ ọgụgụ centimeters. 20 na 32 n'elu nkịtị I-beam, otu ọnụ ọgụgụ na kewara n'ime a, b na a, b, c ụdị, ya web ọkpụrụkpụ na flange obosara na-n'otu n'otu incremental 2mm. dị ka T36a na cross-ngalaba elu nke 360 ​​mm, na web ọkpụrụkpụ nke a klas nke nkịtị I-beam. I-beams kwesịrị ịgbalị iji ihe ntanetị kachasị dị nro nke ụdị a, nke bụ n'ihi ịdị arọ ya, ebe oge nkwụsị nke inertia dị ntakịrị.
Oge inertia na radius nke gyration nke I-beams na obosara ntụziaka dị nnọọ nta karịa ndị na elu direction. Yabụ, enwere oke ụfọdụ na ngwa a, dabara adaba maka ndị otu na-ehulata otu ụzọ.
3.ọwa ígwè
Ọwa ígwè na-ekewa abụọ iche iche nke nkịtị ọwa ígwè na fechaa ọwa ígwè. Ụdị nchara Channel na akara "[" na ọnụ ọgụgụ nke kwuru. Otu na I-beam, ọnụ ọgụgụ nke centimeters na-anọchi anya elu nke cross-ngalaba dị ka [20 na Q [20 n'otu n'otu, n'aha nke ngalaba elu nke 200mm nke nkịtị ọwa ígwè na ìhè ọwa ígwè. I-obe.

 

4. nkuku ígwè
A na-ekewa nchara nchara gaa n'ụdị abụọ nke nkuku equilateral na nchara na-enweghị nha.
Akụkụ nha nhata: akụkụ aka ya abụọ na-adakarị nha nha nhata, ihe nlereanya ya nwere akara “L” na obosara ụkwụ x ọkpụrụkpụ n'ime millimeters, dị ka L100x10 maka obosara akụkụ nke 100mm, ọkpụrụkpụ akụkụ nke 10mm equilateral angle.
Akụkụ na-adaghị nhata: akụkụ ụkwụ abụọ ya na-ejikọta ọnụ na-adaghị nhata, ihe nlereanya nwere akara "" na ogologo ụkwụ ogologo x ogologo ụkwụ obosara x nha nha n'ime millimeters, dị ka L100x80x8 maka ogologo ụkwụ obosara nke 100mm, obere ụkwụ obosara nke 80mm, akụkụ ụkwụ nke 8mm na-enweghị nha anya.

 
5. H-beam(akpọrọ na welded)
H-beam dị iche na I-beam.
(1) flange obosara, yabụ enwerela flange I-beam kwuru.
(2) Ihe dị n'ime ime nke flange adịghị mkpa ka ọ nwee mkpọda, elu na elu ala na-ejikọta.
(3) site n'ụdị nkesa ihe, I-beam cross-ngalaba nke ihe a na-etinyekarị na weebụ gburugburu, na-eme ka akụkụ nke ndọtị ahụ dị ntakịrị, na-atụgharị H-beam, nkesa ihe na-elekwasị anya na nsọtụ nke akụkụ ahụ.
N'ihi nke a, H-beam cross-section characters doro anya na ọ dị elu karịa ọrụ omenala, ọwa, akụkụ na nchikota ha na-agafe, ojiji nke nsonaazụ akụ na ụba ka mma.
Dị ka ugbu a mba ọkọlọtọ "na-ekpo ọkụ akpọrepu H-beam na ngalaba T-beam" (GB / T11263-2005), H-beam na-ekewa anọ edemede, nke na-họpụtara dị ka ndị a: wide flange H-beam - HW (W maka Wide English prefix), nkọwa si 100mmx100mm ~ 400mmx400mm; etiti flange H-beam - HM (M maka Middle English prefix), nkọwa si nkọwapụta si 150mmX100mm ~ 600mmX300mm: warara Cui-ọnụ H-beam - HN (N maka warara English prefix); H-beam nke dị obere - HT (T maka prefix bekee dị mkpa). A na-eji akara nkọwa H-beam: H na uru nke ịdị elu nke h uru x obosara nke b uru x uru nke ọkpụrụkpụ nke web t uru x uru nke ọkpụrụkpụ nke flange t2 uru kwuru. Dị ka H800x300x14x26, ya bụ, maka akụkụ elu nke 800mm, flange obosara nke 300mm, web ọkpụrụkpụ nke 14mm, flange ọkpụrụkpụ nke 26mm H-beam. Ma ọ bụ gosipụtara na mbụ na akara HWHM na HN kwuru ụdị H-beam, na-esote "ịdị elu (mm) x obosara (mm)", dị ka HW300x300, ya bụ, akụkụ elu nke 300mm, flange obosara nke 300mm flange H-beam.
6. T-osisi
Nkebi T-beam (ọgụgụ) na-ekewa atọ edemede, koodu bụ dị ka ndị a: wide flange akụkụ nke T-beam - TW (W maka Wide English isi); na flange akụkụ nke T-beam - TM (M maka Middle English isi); akụkụ flange dị warara nke T-beam - TN (N maka isi Bekee dị warara). T-beam nke ngalaba site na H-beam kwekọrọ n'akụkụ etiti weebụ ahụ nhata gbawara n'ime. Nkọwa akụkụ T-beam akara na: T na ịdị elu h uru x obosara b uru x ọkpụrụkpụ weebụ t uru x flange ọkpụrụkpụ t uru. Dị ka T248x199x9x14, ya bụ, n'ihi na akụkụ elu nke 248mm, nku obosara nke 199mm, web ọkpụrụkpụ nke 9mm, flange ọkpụrụkpụ nke 14mm T-beam. Enwere ike iji ya na ihe nnọchianya H-beam, dị ka TN225x200 ya bụ, akụkụ elu nke 225mm, flange obosara nke 200mm warara flange ngalaba T-beam.

7.structural ígwè ọkpọkọ
Ọkpụkpụ ígwè dị ka akụkụ dị mkpa nke ngwaahịa ígwè na ígwè, n'ihi usoro mmepụta ya na ọdịdị nke ọkpọkọ eji eme ihe ọjọọ dị iche iche ma kewara ya.enweghị nkebi ígwè ọkpọkọ(gburugburu ọjọọ) nawelded ígwè anwụrụ(efere, nke na-adịghị mma) edemede abụọ, lee eserese.
Ọdịdị ígwè a na-ejikarị eme ihe na ọkpọkọ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ, welded ígwè ọkpọkọ akpọrepu na welded si nchara warara, dị ka size nke ọkpọkọ dayameta, na-ekewa n'ime abụọ ụdị ogologo onuete ịgbado ọkụ na gburugburu ịgbado ọkụ.LSAW ígwè ọkpọkọnkọwa maka elu dayameta nke 32 ~ 152mm, mgbidi ọkpụrụkpụ nke 20 ~ 5.5mm. ụkpụrụ mba maka "LSAW ígwè ọkpọkọ" (GB/T13793-2008). Structural enweghị nkebi nchara anwụrụ dị ka mba ọkọlọtọ "structural enweghị nkebi ígwè pipe" (GB / T8162-2008), e nwere ụdị abụọ nke na-ekpo ọkụ na-akpọrepu na oyi-adọta, oyi na-adọkpụ ọkpọkọ na-ejedebeghị na obere ọkpọkọ dayameta, na-ekpo ọkụ-akpọre enweghị enweghị nkebi ígwè ọkpọkọ mpụta dayameta nke 32 ~ 630mm, mgbidi ọkpụrụkpụ nke 25 ~ 7.
Nkọwa na mpụga dayameta x ọkpụrụkpụ mgbidi (mm), dị ka φ102x5. A na-ehulata ọkpọkọ nchara na-agbaji ma na-agbakọta ya site na mpempe ígwè, ọnụahịa ahụ dị ntakịrị. Steel ọkpọkọ cross-ngalaba symmetry anya ebe nkesa bụ ihe ezi uche dị na ya, oge nke inertia n'akụkụ niile na radius nke gyration bụ otu na ibu, otú ahụ ka arụmọrụ nke ike, karịsịa mgbe axial mgbali dị mma, na ya curve udi na-eme ka ọ na-erughị iguzogide ifufe, ebili mmiri, ice, ma price bụ ihe dị oké ọnụ na njikọ Ọdịdị na-abụkarị ihe mgbagwoju anya.