Mukuyang'ana zokometsera zapamwamba kwambiri?Mtundu wathu umapereka 60 °JIS gas mwamuna bulkhead adaputala mu carbon steel, zitsulo zosapanga dzimbiri, bronze, etc. Ndi Cr6 + free zinc plating ndi mchere kutsitsi mayeso > = maola 120, mankhwala athu amamangidwa kuti kukhalitsa.