Pneumatic/Electric fluorin lining butterfly valve

ZSRWF - Pneumatic fluorine lining butterfly valve

ZDRWF - Electric fluorine lining butterfly valve

Feature: small and light, compact structure, low friction drag, stable motion

Application: suitable for regulating clean strong corrosion medium under pressure less than 1.6MPa, temperature -40^oC~180^oC

Nominal dimension (mm)		40	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800
Flow coefficient (90^o)		35	60	90	180	270	420	620	1080	1700	2600	3500	4600	5800	7200	10900	15000	19500
Rated travel (mm)		Control model:70°:Two position model:90°
Flow character		Approximate equal percentage
Nominal pressure		Standard model:0.6,1.0,1.6MPa
Rangeability		70 deg 10:1;90 deg 20:1
Product model	Pneumatic	ZSRWF with GTX,AL pneumatic piston actuator
	Electric	ZDRWF with UNIC PSQ HQ DHL electric actuator
Effect model		Pneumatic: open or close; Electric open or close
Flange standard		ANSI JIS DIN
Action type		Pneumatic: pneumatic to open or close; Electric: electric to open or close
Flange standard		JB78-59, JB79-59, JB/T79.1-94, JB/T79.2-94, ANSI, JIS, DIN