Enwere ụzọ nhazi ọkwa abụọ a na-ejikarị eme ihe maka rebar: otu bụ ịhazi site na ọdịdị geometric, na ịhazi ma ọ bụ pịnye dịka akụkụ nke akụkụ nke ọgịrịga transverse na oghere nke ọgịrịga. Ụdị II. Nkewa nke a na-egosipụtakarị nrụmọrụ nke rebar. Nke abụọ dabere na nhazi ọkwa arụmọrụ (ọkwa), dị ka ọkọlọtọ mmejuputa iwu nke obodo m ugbu a, rebar bụ (GB1499.2-2007) waya bụ 1499.1-2008), dị ka ike larịị (mkpụrụ aka / tensile ike) The rebar bụ. kewara n'ime 3 akara ule; na Japanese Industrial Standard (JI SG3112), a na-ekewa rebar n'ime ụdị 5 dịka arụmọrụ zuru oke; na British Standard (BS4461), akọwakwara ọtụtụ akara ule arụmọrụ rebar. Na mgbakwunye, enwere ike ịhazi rebars dị ka ojiji ha si dị, dị ka ogwe nchara nkịtị maka kọmpụta siri ike na ogwe igwe a na-ekpo ọkụ maka kọmpụta agbadoro agbadoro.
Rebar bụ ogwe nchara nchara n'elu, nke a makwaara dị ka ogwe nchara ribbed, na-enwekarị ọgịrịga ogologo abụọ na ọgịrịga transverse nke na-ekesa n'ụzọ ogologo. Ọdịdị nke ọgịrịga transverse bụ gburugburu, ọkpụkpụ herring na ọdịdị nke crescent. Egosiputara ya na milimita nke dayameta aha aha. Dayameta aha aha nke mmanya ribbed dabara na dayameta aha aha nke ogwe okirikiri nke nha nhata. Dayameta aha nke rebar bụ 8-50 mm, na dayameta ndị a tụrụ aro bụ 8, 12, 16, 20, 25, 32, na 40 mm. Ogwe nchara ribbed na-ebutekarị nrụgide tensile na kọmpụta. N'ihi ọrụ nke ọgịrịga, ogwe nchara ribbed nwere ikike njikọ dị ukwuu na kọmpụta, n'ihi ya, ha nwere ike iguzogide ọrụ nke ndị agha mpụga. A na-eji ogwe nchara ribbed eme ihe n'ọtụtụ ebe n'ihe owuwu ụlọ dị iche iche, ọkachasị nnukwu, dị arọ, obere mgbidi na nnukwu ụlọ ụlọ.
A na-emepụta Rebar site na obere igwe igwe na-akpụgharị, na ụdị ndị bụ isi nke obere igwe igwe bụ: na-aga n'ihu, ọkara na-aga n'ihu na tandem. Ọtụtụ n'ime ihe igwe igwe ọhụrụ na nke a na-eji eme ihe n'ụwa na-aga n'ihu n'ụzọ zuru oke. Igwe ihe igwe na-ewu ewu na-ewu ewu bụ igwe ihe igwe na-agbagharị ọsọ ọsọ dị elu yana igwe ihe igwe nrụpụta dị elu 4.
Billet a na-eji na igwe igwe igwe na-agbagharị agbagharị na-aga n'ihu na-abụkarị billet na-aga n'ihu, ogologo akụkụ ya na-abụkarị 130 ~ 160mm, ogologo ya na-adịkarị ihe dịka 6 ~ 12 mita, na ịdị arọ otu billet bụ 1.5 ~ 3 tọn. A na-ahazi ọtụtụ ahịrị ahịrị ndị a na-atụgharị n'ụzọ kwụ ọtọ na kwụ ọtọ, iji nweta ntụgharị na-enweghị torsion n'ofe ahịrị. Dabere na nkọwapụta billet dị iche iche yana nha ngwaahịa emechara, enwere 18, 20, 22, na 24 obere igwe igwe na-akpụgharị, na 18 bụ isi ihe. Ntugharị mmanya na-anabata usoro ọhụrụ dị ka nrịgo ọkụ ọkụ, mgbaka mmiri dị elu, mkpụgharị okpomọkụ dị ala, na ntụgharị na-adịghị agwụ agwụ. A na-emepụta mkpụgharị siri ike na nke etiti ka ọ na-adaba na nnukwu akwụkwọ ego ma kwalite izi ezi ntụgharị. Igwe ihe eji emecha ihe na-abụkarị emelitere izi ezi na ọsọ (ruo 18m / s). The ngwaahịa nkọwa na-n'ozuzu ф10-40mm, na e nwekwara ф6-32mm ma ọ bụ ф12-50mm. Ngwongwo ígwè a na-emepụta dị ala, ọkara na elu carbon ígwè na obere alloy ígwè nke a na-achọkarị n'ahịa; Nke kacha nfe bụ 18m/s. Usoro mmepụta ya bụ nke a:
Igwe ọkụ na-eje ije → roughing igwe nri → igwe igwe na-agbagharị n'etiti → igwe ihe na-emecha → ngwaọrụ na-eme ka mmiri dị jụụ → akwa akwa oyi → ngwaọrụ na-agụta akpaaka → igwe baling → na-ebugo bench bụ Shanghai Jiuzheng Environmental Protection Building Materials Co., Ltd. na-enye iji nye ịdị arọ nke usoro iwu. Ngụkọta nke rebar Formula: Mpụga DiameterХOuter DiameterХ0.00617=kg/m Nkọwapụta arọ emeputa 6.50.260 Jiuzheng Ígwè na ígwè 8.00.395 Jiuzheng Ígwè na ígwè 100.617 Jiuzheng Iron na ígwè 820.1 Steel 120.1 el 161.58 Jiuzheng Iron na Steel 182.00 Jiuzheng Ígwè na ígwè 202.47 Jiuzheng Ígwè na ígwè 222.98 Jiuzheng Ígwè na ígwè 253.85 Jiuzheng Ígwè na ígwè 284.83 Jiuzheng Iron na ígwè 326.31 Jiuzheng Iron na ígwè.
Oge nzipu: Ọgọst-22-2022