Pneumatic bell-shaped valve

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Pneumatic bell-shaped valve

Model: XH40W-4
Nominal diameter: DN200 ~ 800mm
Nominal pressure: PN0.4 ~ 0.8MPa
Suitable temperature: ≤120 ℃
Suitable medium: dust gas containing coal gas, dust dust, coal dust and other dry powder material

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Key Features

model		XH40W-4		XH40W-8
Nominal pressure MPa		0.4		0.8
Seal test pressure MPa		0.44		0.88
Strength test pressure MPa		0.5		1.2
Opening and closing time	Pneumatic drive S	≤15	Drive source	pneumatic	Compressed air 0.4-0.6MPa
	Hydraulic drive S	≤25		Liquid	Pressure oil 4-6MPa
Applicable temperature ℃		≤120
Suitable media		Containing gas dust, dust dust, pulverized coal and other dry powder material

Main appearance machine connection size:

DN	D	D1	D2	D3	D4	D5	A	L	L1	N- & d
200	370	330	280	390	350	300	740	350	480	8-18
250	420	380	330	440	400	350	790	400	530	12-18
300	480	440	380	500	460	400	840	450	580	12-22
350	530	490	430	550	510	450	910	500	630	12-22
400	620	570	500	650	600	500	960	550	680	16-22
450	670	620	550	700	650	550	1010	600	730	16-22
500	720	670	600	750	700	600	1060	640	770	20-22
600	835	700	700	865	810	700	1200	680	810	20-26
700	935	800	800	965	910	800	1300	730	860	24-26
800	1055	900	900	1083	1020	900	1400	760	890	24-30

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