Setelah - layanan purna jual
Dukungan Teknis Secara Online
Proyek Solusi Kemampuan
Solusi Total untuk Proyek
Tempat asal
Chongqing, China
Surface
By anodic oxidation, baking vanish oxidation or electrostatic spraying
Factory certificated
ISO9001:2008; ISO14001:2004; GB/T 28001-2001
Size and color
According to the duct size, customerized
Valve thickness
Dia. 2.0MM high quality galvanized sheet
Blade shaft
Dia.12 round steel
Steel valve surface anti corrosive
Pickling, phosphating then spraying.