Factory Direct Pneumatic Control Valve,Motorized Valve

Pneumatic Butterfly Valve

EPDM Rubber Pneumatic Wafer Soft Seated Butterfly Valve

CATEGORY AND TAGS:
Pneumatic Butterfly Valve

Product name: pneumatic water butterfly valve;
Nominal diameter: DN50~DN800;
连接类型:晶片;
Actuator type: double acting, single acting (spring return);
Nominal pressure: PN6,PN10,PN16 (please specify if you need higher pressure);
Body material:ductile iron,cast steel/WCB/carbon steel,stainless steel,etc;
Sealing material of pneumatic wafer soft seated butterfly valve: EPDM,NBR,PTFE,etc;

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Specifications

EPDM Rubber Pneumatic Wafer Soft Seated Butterfly Valve

Thepneumatic wafer soft seated butterfly valveis composed of a rubber sealing butterfly valve and a carbon steel or stainless steel valve plate and a valve stem. Thispneumatic wafer butterfly valveis suitable for regulating the flow rate and intercepting medium on the water supply & drainage and gas pipelines such as food,medicine,chemical, petroleum,electric power,textile,papermaking,etc. Thepneumatic wafer soft seal butterfly valveis suitable for temperature≤150°C.

The Parameters of Pneumatic Wafer Butterfly Valve:

Nominal Diameter	DN（mm）	50～800
Nominal pressure	PN（MPa）	0.6	1	1.6
Test Pressure	Strength Test	0.9	1.5	2.4
	Seal Test	0.66	1.1	1.76
	Air Tightness Test	0.6	0.6	0.6
Applicable Medium	Air, water, sewage, steam, gas, oil, etc.
Operation Type	pneumatic piston actuation
Parts Name	材料s
Body	Ductile iron, cast steel, alloy steel, stainless steel
Disc	Cast steel, stainless steel and special materials
Seal Ring	various rubber(such as EPDM,NBR,CR,etc),PTFE
Stem	2Cr13,stainless steel
Packing	O-ring, flexible graphite

Sealing Material and Application Temperature of Pneumatic Wafer Soft Seated Butterfly Valve:

Sealing Material	Neoprene	Nitrile Butadiene Rubber	Ethylene propylene rubber	Polytetrafluoroethylene	Fluororubber
Abbreviation	CR	NBR	EPDM	PTFE	VITON
Max Temperature	82℃	93℃	150℃	232℃	204℃
Min Tempeature	-40℃	-40℃	-40℃	-268℃	-23℃
Applicable working temperature	0~+80℃	-20~+82℃	-40~+125℃	-30~+150℃	-23~+150℃

The Dimensions of Pneumatic Wafer Soft Seated Butterfly Valve:

Nominal Diameter		Structure Length	Dimensions			0.6MPa		1.0 MPa		1.6 MPa
DN	Inch	L	H	H1	A	D1	n-d	D1	n-d	D1	n-d
50	2	43	63	315	180	110	4-14	125	4-18	125	4-18
65	2 1/2	46	70	330	180	130	4-14	146	4-18	145	4-18
80	3	46	83	390	245	150	4-18	160	8-18	160	8-18
100	4	52	105	431	240	170	4-18	180	8-18	180	8-18
125	5	56	115	455	240	200	8-18	210	8-18	210	8-18
150	6	56	137	626	350	225	8-18	240	8-22	240	8-22
200	8	60	164	720	350	280	8-18	295	8-22	295	12-22
250	10	68	206	800	550	335	12-18	350	12-22	355	12-26
300	12	78	230	860	600	395	12-22	400	12-22	410	12-26
350	14	78	248	883	600	445	12-22	460	16-22	470	16-26
400	16	102	289	972	600	495	16-22	515	16-26	525	16-30
450	18	114	320	1043	750	550	16-22	565	20-26	585	20-30
500	20	127	343	1098	750	600	20-22	620	20-26	650	20-33
600	24	154	413	1236	750	705	20-26	725	20-30	770	20-36
700	28	165	478	1431	750	810	24-26	840	24-30	840	24-36
800	32	190	525	1488	750	920	24-30	950	24-33	950	24-39

Remarks:According to different valve torque, different air source pressure, different actual working conditions, the external dimensions of thepneumatic water soft seated butterfly valvewill change accordingly.

Accessories for Pneumatic Water Butterfly Valve When Ordering:

Solenoid valve	5/2-way solenoid valve,3/2-way solenoid valve
Air filter pressure reducing valve	Regulate and filter the air supply
Limit switch	Remote feedback switch signal
Handwheel	Manual opening and closing valve
Positioner	Input analog signal (4-20mA or 0-10V) to adjust valve opening
Remarks	Solenoid valves and limit switches are divided into explosion-proof and non-explosion-proof.And Explosion-proof grades are required for explosion protection.