Mitundu ya Antiskid Ladder
- Mafotokozedwe Akatundu
Makwerero a Antiskid amatchulidwanso kuti makwerero, nthawi zambiri amakhala ndi mitundu itatu:
zibowo ziwiri makwerero rung, mabowo atatu makwerero makwerero ndi anayi mabowo makwerero.
Deta wamba ndi motere
Kukula wamba: 48-3 / 4 '', 60 kutalika
Pre-galvanized kapena HRP & O zitsulo, 13 ndi 11 gauge
.125'' aluminiyamu
16 gauge 304 SS
Zololeza zotetezedwa zomwe zikuwonetsedwa zimayikidwa pakati pa span pamtengo wosavuta
2 mabowo makwerero
| zakuthupi | katundu wololeka wokhazikika (lb.) | kulemera kwa lb./ln.ft | |||
| 16' pa | 18' pa | 20' pa | 24' pa | ||
| 11ga chitsulo | 664 | 590 | 531 | 443 | 1.5 |
| 13ga chitsulo | 508 | 451 | 401 | 338 | 1.1 |
| .125'' aluminiyamu | 471 | 418 | 377 | 314 | 0.5 |
| 16ga chitsulo chosapanga dzimbiri | 345 | 306 | 276 | 230 | 0.8 |
3 mabowo makwerero
| zakuthupi | katundu wololeka wokhazikika (lb.) | kulemera kwa lb./ln.ft | |||
| 16' pa | 18' pa | 20' pa | 24' pa | ||
| 11ga chitsulo | 474 | 422 | 379 | 316 | 1.2 |
| 13ga chitsulo | 375 | 334 | 300 | 250 | 0.9 |
| .125 aluminiyamu | 337 | 299 | 263 | 224 | 0.5 |
| 16ga chitsulo chosapanga dzimbiri | 260 | 231 | 208 | * | 0.7 |
4 mabowo makwerero
| zakuthupi | katundu wololeka wokhazikika (lb.) | kulemera kwa lb./ln.ft | |||
| 16' pa | 18' pa | 20' pa | 24' pa | ||
| 11ga chitsulo | 1138 | 1012 | 911 | 759 | 1.9 |
| 13 ga | 862 | 766 | 689 | 574 | 1.4 |
| .125 aluminiyamu | 810 | 720 | 649 | 540 | 0.7 |
| 16ga chitsulo | 580 | 516 | 464 | 387 | 1..1 |
Zindikirani: Katunduyu amatengera mawerengedwe osavuta a mtengo
Chitetezo chocheperako=1.67
Kupatuka kwakukulu sikudutsa L/240
Makwerero a Antiskid amatchulidwanso kuti makwerero, nthawi zambiri amakhala ndi mitundu itatu:
zibowo ziwiri makwerero rung, mabowo atatu makwerero makwerero ndi anayi mabowo makwerero.
Deta wamba ndi motere
Kukula wamba: 48-3 / 4 '', 60 kutalika
Pre-galvanized kapena HRP & O zitsulo, 13 ndi 11 gauge
.125'' aluminiyamu
16 gauge 304 SS
Zololeza zotetezedwa zomwe zikuwonetsedwa zimayikidwa pakati pa span pamtengo wosavuta
2 mabowo makwerero
| zakuthupi | katundu wololeka wokhazikika (lb.) | kulemera kwa lb./ln.ft | |||
| 16' pa | 18' pa | 20' pa | 24' pa | ||
| 11ga chitsulo | 664 | 590 | 531 | 443 | 1.5 |
| 13ga chitsulo | 508 | 451 | 401 | 338 | 1.1 |
| .125'' aluminiyamu | 471 | 418 | 377 | 314 | 0.5 |
| 16ga chitsulo chosapanga dzimbiri | 345 | 306 | 276 | 230 | 0.8 |
3 mabowo makwerero
| zakuthupi | katundu wololeka wokhazikika (lb.) | kulemera kwa lb./ln.ft | |||
| 16' pa | 18' pa | 20' pa | 24' pa | ||
| 11ga chitsulo | 474 | 422 | 379 | 316 | 1.2 |
| 13ga chitsulo | 375 | 334 | 300 | 250 | 0.9 |
| .125 aluminiyamu | 337 | 299 | 263 | 224 | 0.5 |
| 16ga chitsulo chosapanga dzimbiri | 260 | 231 | 208 | * | 0.7 |
4 mabowo makwerero
| zakuthupi | katundu wololeka wokhazikika (lb.) | kulemera kwa lb./ln.ft | |||
| 16' pa | 18' pa | 20' pa | 24' pa | ||
| 11ga chitsulo | 1138 | 1012 | 911 | 759 | 1.9 |
| 13 ga | 862 | 766 | 689 | 574 | 1.4 |
| .125 aluminiyamu | 810 | 720 | 649 | 540 | 0.7 |
| 16ga chitsulo | 580 | 516 | 464 | 387 | 1..1 |
Zindikirani: Katunduyu amatengera mawerengedwe osavuta a mtengo
Chitetezo chocheperako=1.67
Kupatuka kwakukulu sikudutsa L/240