Cov kav hlau puag ncig CHS (Circular Hollow Section) uas tau galvanized ua ntej lawm uas ua raws li BS1387 nrog ib txoj kab xiav feem ntau siv rau ntau yam kev siv, suav nrog kev txhawb nqa cov qauv, kev ua laj kab, thiab kev tuav tes. Tus qauv BS1387 qhia txog cov kev cai rau cov kav hlau uas tau ntsia hlau thiab ntsia hlau thiab cov raj rau cov kav hlau kawg uas tsim nyog rau kev vuam lossis rau kev ntsia hlau rau cov xov yeeb nkab BS 21. "Txoj kab xiav" qhia tias cov kav dej yog BS1387 qhov loj nruab nrab.
| Khoom | Ua ntej Galvanized Steel Yeeb Nkab | Cov Lus Qhia Tshwj Xeeb |
| Khoom siv | Cov Hlau Carbon | OD: 20-113mm Thickness: 0.8-2.2 hli Ntev: 5.8-6.0m |
| Qib | Q195 = S195 | |
| Nto | Txheej zinc 30-100g / m2 | Kev Siv |
| Xaus | Cov xaus tiaj tiaj | Tsev cog khoom hlau yeeb nkab Cov yeeb nkab hlau ua vaj tse Cov yeeb nkab hlau rooj tog Cov khoom siv qoj ib ce hlau yeeb nkab |
| Los yog cov xov xaus |
Ntim thiab Xa Khoom:
Cov Lus Qhia Txog Kev Ntim Khoom: hauv cov pob khoom hexagonal seaworthy ntim los ntawm cov hlau strips, Nrog ob lub nylon slings rau txhua pob khoom.
Cov Lus Qhia Txog Kev Xa Khoom: Nyob ntawm QTY, feem ntau ib hlis.
