Hlau nplaum(tseem hu ua hlau nplaum) yog ib hom hlau uas siv los ua laj kab pheej yig. Nws muaj cov hlau ntse (barbs), uas ua rau nce toj nyuaj thiab mob. Hlau nplaum tau tsim nyob rau xyoo 1867 hauv Tebchaws Meskas los ntawm Lucien B. Smith. Hlau nplaum tuaj yeem siv los ntawm ntau lub tebchaws hauv thaj chaw tub rog, tsev loj cuj, tsev kaw neeg, tsev tsoomfwv thiab lwm qhov chaw ruaj ntseg hauv tebchaws.
| Cov Lus Qhia Txog Hlau Barbed | ||||
| Hom | Hlau Ntsuas (SWG) | Qhov nrug ntawm cov pos hniav (cm) | Qhov ntev ntawm cov pos hniav (cm) | |
| Hluav Taws Xob / Kub-dipped Galvanized Barbed Hlau | 10# x 12# | 7.5-15 | 1.5-3 | |
| 12# x 12# | ||||
| 12# x 14# | ||||
| 14# x 14# | ||||
| 14# x 16# | ||||
| 16# x 16# | ||||
| 16 # x 18 # | ||||
| PVC Txheej / PE Barbed Hlau | Ua ntej txheej | Tom qab txheej | 7.5-15 | 1.5-3 |
| 1.0-3.5 hli | 1.4-4.0 hli | |||
| BWG11 # - 20 # | BWG8 # - 17 # | |||
| SWG11 # - 20 # | SWG8#-17# | |||
| Peb tuaj yeem kho cov hlau nplaum raws li cov neeg siv khoom xav tau, pls xav tias dawb hu rau peb! | ||||
Lub sijhawm tshaj tawm: Lub Yim Hli-11-2021