D643H Pneumatic Metal Seated Butterfly Valve

D643H Pneumatic Metal Seated Butterfly Valve Product introduction

D643H Pneumatic Metal Seated Butterfly Valve the sealing surface has features as wear resistance, corrosion resistance and long service life etc. End connection have wafer type and flange type, D643H Pneumatic Metal Seated Butterfly Valve can fit to high temperature and transport corrosive or non-corrosive fluid and gas media such as oils, slurry, cinder, waste water, coal gas, natural gas and so on, mainly used in chemical smelting, power plant and water treatment field etc.

D643H Pneumatic Metal Seated Butterfly Valve specification

Product type	Metal Seated Butterfly Valve
Model	D643H-10C,D643H-16C,D643H-25C,D643H-40C
Nominal diameter	NPS 2”~NPS28”(DN50~DN200)
Operating pressure	1.0~4.0MPa,150Lb~600Lb
Body Material	Carbon Steel, Stainless Steel
Trim material	304,316,316L
Seat seal material	Stainless Steel
Connecting end	Wafer/ Flange
Design standard	GB/T 12238, API 609, JIS B2071
Face to face	GB/T 12221, ASME B16.10, JIS B2002
End Connection	GB/T 9113, ASME B16.5, JIS B2211
Inspection and test	GB/T 26480, API 598, JIS B2003
Operation device	worm gear, pneumatic,electric actuator

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