Smart Pneumatic Wafer Type Butterfly Valve

Model NO.: D671X Connection Form: Wafer Seal Form: Supercharging Pressured Sealed Work Pressure: Low Pressure (Pn<1.6mpa) Material of Seal Surface: Soft Sealed Application: Industrial Usage, Water Industrial Usage Trademark: KQ Origin: Shanghai China Driving Mode: Pneumatic Structure: Centre Sealing Valve Stem: Normal Working Temperature: Medium Temperature (120°CButterfly Valve

Brief Introduction  The butterfly valve is operated by the disc rotating form 0° to 90°, can be applied to cut off or regulate the flow of medium. The valve can be actuator by operating lever, handle wheel electric actuator or pneumatic actuator. Widely used for potable water supply and distribution, waste water treatment, electric power plant, gas supply, warm-air system, smelting plant, ship building, textile, petroleum, chemistry, or other light industries.
 
Key feature and benefits
Light weight
Good wear resistance
Compact structure
Low flow resistance
Small operation torque
Easy to install and maintain

 Technical Specification
-Nominal diameter:50~1200(2~ 48'')       
-Nominal pressure:1.0/1.6   
-Applicable medium:freshwater,sea water,food,natural gas,alcoholic,salt,acid,alkali,oil,steam,air etc.
 

Dimension                                                                                                                      Unit:mm
DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800	900	1000	1200
L	43	46	46	52	56	56	60	68	78	78	102	114	127	154	165	190	203	216	254
H	63	70	83	105	115	137	164	206	230	248	289	320	343	413	478	525	585	640	755
Ho	438	453	478	519	713	749	843	947	1013	1046	1135	1126	1138	1394	1534	1659	1748	1805	2035
A	125	125	125	125	325	325	325	363	363	363	363	465	546	546	546	546	617	632	632
B	125	125	125	125	245	245	245	313	313	313	313	439	481	556	556	556	706	706	706
D0(1.0MPa)	110	130	150	170	200	225	280	335	395	445	495	550	600	705	810	920	1020	1120	1340
N-d(1.0MPa)	4-14	4-14	4-18	4-18	8-18	8-18	8-18	12-18	12-22	12-22	16-22	16-22	20-22	20-26	24-26	24-30	24-30	28-30	32-33
D0(1.6MPa)	125	145	160	180	210	240	295	350	400	460	515	565	620	725	840	950	1050	1160	1380
N-d(1.6MPa)	4-18	4-18	8-18	8-18	8-18	8-22	8-22	12-22	12-22	16-22	16-26	20-26	20-26	20-30	24-30	24-33	28-33	28-36	32-39

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