Cov raj xa dej galvanized rectangular muaj ntau yam kev siv vim lawv tiv taus xeb, ruaj khov, thiab siv tau ntau yam. Nov yog qee qhov kev siv dav:

1. Kev Tsim Kho thiab Kev Tsim Kho Vaj Tse:

- Siv rau kev txhawb nqa cov qauv hauv cov tsev, suav nrog cov thav duab, kem, thiab beams.

- Feem ntau siv rau kev tsim cov choj, scaffolding, thiab handrails.

2. Kev Ua Laj Kab thiab Rooj Vag:

- Siv los tsim cov laj kab ruaj khov thiab tsis xeb, rooj vag, thiab cov ntaiv rau cov tsev nyob, chaw ua lag luam, thiab cov khoom lag luam.

3. Kev Lag Luam Tsheb:

- Siv rau hauv kev tsim cov thav duab tsheb, chassis, thiab lwm yam khoom siv vim lawv lub zog thiab kev tiv thaiv corrosion.

4. Kev Tsim Rooj Tog:

- Siv rau hauv kev tsim cov rooj tog hlau xws li cov rooj, cov rooj zaum, cov txaj pw, thiab cov txee.

5. Kev Siv Ua Liaj Ua Teb:

- Siv rau hauv kev tsim cov qauv ua liaj ua teb xws li cov tsev cog khoom, cov tsev cog khoom, thiab cov tshuab dej.

6. Cov paib thiab kev tshaj tawm:

- Siv rau kev tsim cov ntawv tshaj tawm sab nraum zoov, cov paib qhia, thiab lwm yam kev tshaj tawm sab nraum zoov.

7. Kev Teeb tsa Tshuab thiab Hluav Taws Xob:

- Siv ua cov kav dej rau cov xov hluav taws xob thiab ua cov qauv txhawb nqa rau HVAC systems.

8. Cov Ntawv Thov Marine:

- Haum rau kev siv rau hauv cov chaw nyob hauv dej hiav txwv vim lawv tiv taus kev xeb dej ntsev, ua rau lawv zoo tagnrho rau cov chaw nres nkoj, cov piers, thiab lwm yam qauv ntug dej.

9. Cov Txheej Txheem Mounting Hnub Ci:

- Siv rau hauv kev tsim cov thav duab thiab cov qauv txhawb nqa rau cov vaj huam sib luag hnub ci, muab kev ruaj khov thiab tiv taus huab cua.

10. Cov Txheej Txheem Cia Khoom:

- Feem ntau siv rau hauv kev tsim cov txee cia khoom, cov txee rau khoom hauv tsev rau khoom, thiab lwm yam kev teeb tsa.

Cov ntawv thov no qhia txog qhov ua tau ntau yam thiab kev ntseeg tau ntawm cov raj galvanized rectangular hauv ntau yam lag luam, ua rau lawv yog qhov kev xaiv nrov rau cov haujlwm uas xav tau cov khoom siv ruaj khov thiab siv tau ntev.