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Home > Products > Regulator valve > Electric to clip rubber lined butterfly valve

Description Material Performance Product Size Specifications

Manual clamping type rubber valve -- our company developed the soft sealing line clip on butterfly valve, double eccentric flanged butterfly valve has the advantages of compact structure, 90 degree rotary switch easy, reliable sealing, long service life, widely used in waterworks, power plants, steel mills, papermaking, chemical, food and other systems for drainage, as the regulation and stop using

Sealing ring material code	Applicable temperature	Applicable medium
NR	≤85℃	Water, air, acid and alkali
CR	≤85℃	Water, gas, acid and alkali
NBR	≤100℃	Water and oil products
CPDM	≤120℃	Water, steam, general acid-base class
FKM	≤150℃	Water, steam, strong acid and alkali

valve body	Cast iron, nodular cast iron, carbon steel, stainless steel
Disc	Cast iron, ductile iron, carbon steel, stainless steel, carbon steel fully covered by rubber or fluorine plastic
The stem	Carbon steel, nickel, phosphorus, stainless steel
Valve seat sealing ring	NR of natural rubber, chloroprene rubber, nitrile rubber, CR NBR three yuan EPDM ethylene propylene rubber and fluorine rubber FKM
Pneumatic device	Assembly part

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Nominal diameter DN	Nominal pressure MPa	Working pressure MPa	L mm	D mm	D1 mm	n-Φd	H1 mm	H2 mm	Pneumatic device					quality
									Model	A mm	B mm	H3 mm	Do mm
40	1.0	1.0	33	150	110	4-18	55	100	QB1-5-1	418	308	249	-	22
50			43	165	125	4-18	64	120	QB1-5-1	418	308	249	-	24
65			46	185	145	4-18	80	120	QB1-5-1	418	308	249	-	26
80			46	200	160	8-18	112	130	QB1-10-1	418	308	249	-	27
100			52	20	180	8-18	90	145	QB1-15-1	418	308	249	-	28
125			56	250	210	8-18	112	160	QB1-20-1	418	308	249	-	33
150			56	285	240	8-22	135	175	QB1-20-1	418	308	249	-	34
200			60	340	295	8-22	160	210	QB2-40-1	418	308	339	-	57
250			68	395	350	12-22	206	235	QB2-60-1	418	308	339	-	72
300			78	445	400	12-22	232	273	QB3-90-1	585	275	340	305	1142
350			78	505	465	1-22	263	310	QB3-120-1	585	275	340	305	125.5
400			102	565	515	16-26	295	340	QB3-200-1	585	275	340	305	170.5
450			114	615	565	20-26	327	370	QB3-250-1	585	275	340	305	200
500			127	670	620	20-26	358	399	QB4-400-0.5	729	355	372	457	238
550			140	730	675	20-30	384	430	QB4-400-0.5	729	355	372	457	271
600			156	780	725	20-320	474	460	QB4-500-0.5	729	355	372	457	339
700			165	895	840	24-30	486	610	QB5-800.-0.25	910	395	429	457	515
800			190	1015	950	247-33	591	672	QB5-1200-0.25	910	395	429	457	655
900			203	1115	1050	28-33	640	735	QC1500-0.4	783	448	585	400	920
1000			216	1230	1600	28-36	721	800	HQ2500-0.25	783	448	650	400	1100