DK941X WCB double flanged steam control vacuum butterfly valve

Categories	Butterfly valve
Brand	GARLOS
Model	DK941X/DK941F
Nominal Pressure	0.25MPa
Shell Test Pressure	0.4MPa
Seal Test Pressure	0.275MPa
Vacuum Leakage	≤6.67*10-2PaM3S-1
Sealing	EPDM
Update Time	Apr 24,2024

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Detail Information

Features And Standard

Material And Test Pressure

Dimension

Vacuum butterfly valve is applied in non-corrosive saturated steam low vacuum pipeline as a closed-circuit equipment. This series valve are sealed butterfly valve, the two shaft ends adopts 0.25MPa water sealing, to ensure no leakage at shaft ends. DK941x-2.5C/ DK941F-2.5C structure is two valve seats type, the distance between valves seats and shaft ends is sealed by rubber sealing combined with water sealing (Pressure is 0.25MPa)

Standard:

1 Design and manufacture: JB/T8527-97, GB/T12238-89

2 Face to face: GB12221-89

3 Flange connection: GB/T17241.6-98

4 Test: GB/T13927-92

Name	Material
Body, disc	Q235-A, F steel,WCB
Shaft, Seat	2Cr13, 1Cr18Ni9Ti
Disc sealing surface	EPDM, NBR
Suitable Medium	Non-corrosive saturated steam
Suitable Temperature	≤120℃
Vacuum Leakage	≤6.67×10-2PaM3S-1

DN	PN	L	D	D1	D2	n-Φd	b	f	A	B	H
1000	0.25MPa	305	1175	1120	1078	28-30	42	5	590	980	2230
1200		381	1375	1320	1280	32-30	44	5	590	980	2476
1400		381	1575	1520	1480	36-30	46	5	630	1117	2793
1600		457	1790	1730	1690	40-30	48	5	630	1117	2850
1800		457	1990	1930	1690	44-30	50	5	850	1480	3187
2000		540	2190	2130	2090	48-30	52	5	850	1480	3310
2200		590	2405	2345	2295	52-33	56	6	850	1554	3915
2400		650	2605	2540	2495	56-33	60	6	850	1554	4187
2600		700	2605	2740	2695	60-33	64	6	1533	1435	4409
2800		760	3030	2960	2910	64-36	66	6	1585	1837	4760
3000		810	3230	3160	3110	68-36	70	6	1585	1837	5008

DK941X WCB double flanged steam control vacuum butterfly valve

DK941X WCB double flanged steam control vacuum butterfly valve

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Nominal Pressure		0.25MPa
Test Pressure	Shell	0.4MPa
Test Pressure	Seal	0.275MPa