精品少妇一区二区三区免费观,人与人和人与物XXX,国产av一区二区三区最新精品,国产精品亚洲A∨天堂不卡

CN | EN

Electric butterfly valve (outdoor type)

Technical Parameters

Nominal pressure: PN1.0~2.5MPa

Nominal diameter: DN50~DN1200

Connection method: Flange connection

Medium used: water, oil, gas, and various corrosive media

Applicable temperature: -10 ℃~120 ℃

Valve body material: cast iron; Ductile iron; Carbon steel; Stainless steel; Aluminum bronze

Valve seat material: rubber

Valve plate material: stainless steel; Aluminum bronze; Ductile iron

Product Details

Home
Products
Application
Tel