PC Steel Strand
01
Na-ekpo ọkụ - Tinyere Galvanized Steel Strand Prestressed
Okwu Mmalite ngwaahịa
Hot-Tinye Galvanized PC Strand ala ntụrụndụ prestressed ígwè eriri na-mere nke asaa na-ekpo ọkụ- tinye galvanized gburugburu ígwè wires na ezi corrosion eguzogide, nke nwere ike n'ụzọ dị irè ịgbatị ndụ nke components na steeti corrosive gburugburu dị ka n'ụsọ oké osimiri ebe, nke a ghọtara dị ka ụdị mgbochi corrosion dị irè ugbu a na mba ụwa.
Ụkpụrụ a na-adaba na eriri eriri akwa, ihe ndị na-edozi ahụ, na-ebuli ma ọ bụ na-edozi akụkụ ahụ nke ụlọ na ihe ndị ọzọ a na-ejighị n'aka, nke a na-ejighị ya mee ihe na-emepụta ihe, dayameta: 12.7mm, 15.mm, 15.7mm, 17.8mm, ike. Klas: 1770MPa, 1860 MPa, 1960MPa. (nke a na-ezo aka dị ka "ụkpụrụ ígwè").
Ọdịdị nke 1x7, 1x19 na-ekpo ọkụ-tinye galvanized prestressed ígwè eriri usoro ngwaahịa, ike tensile nke nwere ike iru 1860MPa na otu nkọwa dị ka larịị & gburugburu PC ígwè eriri n'usoro nke arụmọrụ etoju acc.to GB/T 33363, ASTM A416, EN10138, BS5896 na NFA35-035 wdg.
Njirimara ngwaahịa
Enwere ike ịmepụta ngwaahịa ahụ dịka arịrịọ nke mkpuchi zinc si n'aka ndị ahịa, mkpuchi zinc nwere ike iru 250 gsm ma ọ bụ n'elu, ịdị n'otu nke mkpuchi mkpuchi zinc bụ ugboro 3-4 na-enweghị ikpughe ọla kọpa, na adhesion adịghị agbaji ma ghara ịpụ. n'okpuru ọnọdụ site winding 8 okirikiri mgbe zinc mkpuchi .
Dabere na akụrụngwa dị elu nke ụlọ ọrụ, anyị nwere ike chepụta usoro galvanized iji gboo ihe pụrụ iche chọrọ ndị ọrụ na mma akwa akwa zinc, ogo elu, wdg.
N'iji ya tụnyere PC ígwè eriri na-enweghị mkpuchi na galvanized PC ígwè eriri, nke mbụ pụtara red ajari mgbe nnu ịgba ule maka 24 awa.
Nlereanya mgbanwe nke PC nchara eriri na-enweghị mkpuchi na galvanized PC nchara strand mgbe 21 ụbọchị na-anọpụ iche nnu ịgba ule dị ka ndị a,
Ngwa ngwaahịa
1) Enwere ike iji ngwaahịa ndị a na injinia na-ewu ụlọ na teknụzụ nkwado okporo ụzọ coal n'okpuru ọnọdụ gburugburu ebe obibi siri ike.
2) N'ime afọ ndị na-adịbeghị anya, etinyekwara ya n'ọrụ ike ikuku. "1x7-ọkara 21.6mm, Large-Sized Hot-Dipped Galvanized PC Steel Strand", nke etinyere na ụwa mbụ "160m, ala-ifufe-ọsọ prestressed etiti ifufe turbine ụlọ elu", na elu ibu ikike, nke bụ conductive iji melite. iguzogide ifufe nke ụlọ elu. Na ezi corrosion eguzogide, nke nwere ike ịgbatị ndụ ọrụ nke ụlọ elu.
Ụlọ elu nnwale dị elu nke 160m dị ala nke ụwa na Shandong
Nkọwa nke Strand Steel Galvanized na-ekpo ọkụ (Ref.standard GB/T33363-2016)
1) Devitions of Dimensions, Area, Weight, Waya Dia. na Strand Dia.
| Aha aha ya. (mm) | Mpaghara gafere (㎟) | Arọ ntụaka kwa mita (g/m) | Ọdịiche dị n'etiti waya etiti na waya elu (min.mm) | Ngbanwe nke Strand Dia. (mm) |
| 12.7 | 98.70 | 771 | 0.08 | -0.15 +0.30 |
| 15.2 | 140.0 | 1093 | 0.11 | -0.15 +0.40 |
| 15.7 | 150.0 | 1172 | 0.12 | |
| 17.8 | 191.0 | 1492 | 0.15 | |
| Rịba ama 1: Dayameta nke aha, mpaghara mpaghara obe na oke ntụaka kwa mita nke eriri igwe gụnyere ya na akwa zinc. Rịba ama 2: Njupụta nke eriri igwe bụ 7.810g / cm3. | ||||
2) Njirimara arụrụ arụ nke eriri igwe galvanized na-ekpo ọkụ
Aha aha ya.(mm) | Ike Mpa | Oke ike F nkeji/kN ≥ | Ike ndọtị na-abụghị nke nha Fp0.2 / kN≥ | Ọnụọgụgụ izu ike mgbe 1000.h (ibu mbụ 0.7 Fm) r/%≤ |
12.7 | 1770 | 175 | 156 | 2.5 |
1860 | 184 | 164 | ||
1960 | 193 | 172 | ||
15.2 | 1770 | 248 | 221 | |
1860 | 260 | 231 | ||
1960 | 274 | 244 | ||
15.7 | 1770 | 266 | 237 | |
1860 | 279 | 248 | ||
1960 | 294 | 262 | ||
17.8 | 1770 | 338 | 301 | |
1860 | 355 | 316 | ||
1960 | 374 | 333 | ||
Note1: Igwe ngbanwe nke eriri igwe galvanized na-ekpo ọkụ ga-abụrịrị(195±10)Gpa | ||||
Rịba ama 2: Elongation na Max.load ọ bụghị ihe na-erughị 3.5% (Lo≥500mm, iwu≥3.5%) | ||||
Rịba ama 3: mkpuchi Zinc: 190 ~ 350 (g/㎡) | ||||