Siv tau cov ntaub ntawvStainless hlau, Carbon hlau, txhuas, tooj dag, tooj liab, alloy steel thiab galvanized steel thiab lwm yam.
Muaj Kev Lag LuamKev Tshawb Nrhiav Roj, Choj Kev txhawb nqa, tus qauv hlau, hluav taws, tswj hluav taws, ua liaj ua teb machinery, kav dej thiab lwm yam thiab lwm yam.
Muaj feem ntawm cov hlab txiavPuag ncig raj, square raj, duab plaub hau, oval raj, ob-hom raj, d-hom raj, d-hom raj, d-hom raj, diriangle raj, etc (txheem); Lub kaum ntse ntse, Channel hlau, H-Sau cov hlau, L-Sau Hlau, thiab lwm yam (kev xaiv)
