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Gwifren ddaear sefydlog ASTM A363/A475 Galfanedig Guy Wire
I LAWR MANYLEB CATEGORI
Cais
Defnyddir Llinyn Dur Galfanedig fel gwifren sylfaen uwchben neu wifren sefydlog, gwifren polyn pŵer, gwifren negesydd dur.
Graddau
Cyfleustodau, cyffredin, cryfder uchel a chryfder uchel ychwanegol.
Yn ôl sinc y cot gorffen, maent wedi'u rhannu'n dair gradd, dosbarth A, B ac C, cotio cyrydol uwch o 5% Alwminiwm a 95% Sinc.
Pacio
Pennir hydoedd danfoniad o ystyried ffactorau megis dimensiynau drwm corfforol, pwysau drwm, hyd rhychwant a thrin offer.
Adeiladu
Gwifrau dur galfanedig, yn sownd yn ganolog.
Manylebau
-ASTM A363 Llinyn Wire Uwchben Dur wedi'i orchuddio â Sinc (Galfanedig).
-ASTM A475 Sinc-gorchuddio Steel Wire Llinyn
- ASTM A925 Sinc-5 % Llinyn Gwifren Daear Uwchben Dur Wedi'i Gorchuddio â Aloi Alwminiwm-mischmetal
- ASTM A855 Sinc-5 % Llinyn Gwifren Dur Wedi'i Gorchuddio â Aloi Alwminiwm-mischmetal
-ASTM A640 Llinyn Dur wedi'i orchuddio â Sinc ar gyfer Cymorth Negesydd Cebl Ffigur 8
ASTM A363/A 475 Gwifren Sylfaen Safonol / Gwifren Statig Galfanedig / Guto Wire Paramedrau Perfformiad Corfforol a Mecanyddol
| Maint | Gorchuddio Diamedr | Rhif of Stranding Wires | Bras Pwysau | Min.Torri Cryfder | Minnau.Pwysau'r Gorchudd | |||||||
| Cyfleustodau Gradd | Cyffredin Gradd | Siemens Gradd Martin | Gradd cryfder uchel | Uchel Ychwanegol Gradd Cryfder` | Dosbarth A | Dosbarth B | Dosbarth C | |||||
| Modfedd | Modfedd | Nac ydw. | Ib | Ib | Ib | Ib | Ib | Ib | Ib | Ib | Ib | |
| 3/16 | 0.062 | 7 | 73 | - | 1150 | 1900 | 2850 | 3990 | 0.5 | 1 | 1.5 | |
| 3/16 | 0. 065 | 7 | 80 | 2400 | - | - | - | - | 0.5 | 1 | 1.5 | |
| 7/32 | 0.072 | 7 | 98 | - | 1540 | 2560 | 3850. llarieidd-dra eg | 5400 | 0.5 | 1 | 1.5 | |
| 1/4 | 0.08 | 7 | 121 | - | 1900 | 3150 | 4750 | 6650 | 0.6 | 1.2 | 1.8 | |
| 9/32 | 0. 093 | 7 | 164 | 4600 | 2570 | 4250 | 6400 | 8950 | 0.7 | 1.4 | 2.1 | |
| 5/16 | 0. 104 | 7 | 205 | - | 3200 | 5350 | 8000 | 11200 | 0.8 | 1.6 | 2.4 | |
| 5/16 | 0. 109 | 7 | 225 | 6000 | - | - | - | - | 0.8 | 1.6 | 2.4 | |
| 3/8 | 0.12 | 7 | 273 | 11500 | 4250 | 6950 | 10800 | 15400 | 0.85 | 1.7 | 2.55 | |
| 7/16 | 0. 145 | 7 | 399 | 18000 | 5700 | 9350 | 14500 | 20800 | 0.9 | 1.8 | 2.7 | |
| 1/2 | 0. 165 | 7 | 517 | 25000 | 7400 | 12100 | 18800. cenhadu eg | 26900 | 0.9 | 1.8 | 2.7 | |
| 9/16 | 0. 188 | 7 | 671 | - | 9600 | 15700 | 24500 | 35000 | 1 | 2 | 3 | |
| 5/8 | 0. 207 | 7 | 813 | - | 11600 | 19100 | 29600 | 42400 | 1 | 2 | 3 | |
| 1/2 | 0.1 | 19 | 504 | - | 7620 | 12700 | 19100 | 26700 | 0.7 | 1.4 | 2.1 | |
| 9/16 | 0. 113 | 19 | 637 | - | 9640 | 16100 | 24100 | 33700 | 0.8 | 1.6 | 2.4 | |
| 5/8 | 0. 125 | 19 | 796 | - | 11000 | 18100. cenhadu eg | 28100 | 40200 | 0.85 | 1.7 | 2.55 | |
| 3/4 | 0.15 | 19 | 1155. llathredd eg | - | 16000 | 26200 | 40800 | 58300 | 0.9 | 1.8 | 2.7 | |
| 7/8 | 0. 177 | 19 | 1581. llarieidd-dra eg | - | 21900 | 35900 | 55800 | 79700 | 0.9 | 1.8 | 2.7 | |
| 1 | 0.2 | 19 | 2073 | - | 28700 | 47000 | 73200 | 104500 | 1 | 2 | 3 | |
