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• Pressure relief valves

Model FT-DBD series are direct operated poppet valves, it is used to limit the main system pressure, with characteristics of fast response.

Characteristic:

• 1. Different mounting styles, screw-in threaded and subplate mounting, optional.
• 2. Handwheel adjustment style available..
• 3. Seven pressure adjustment ranges .

Technical data

General information
Size	6	8	10	15	20	25	30
Max. Operating Pressure (bar)	315
Max. Flow Rate (L/min)	35	60	80	150	200	250	300
Fluid Temperature for NBR seal •C	-18~75
Fluid	Petroleum oils

Model FT -- DBD...  P subplate for mounting

Mounting data
Size	B	B1	L	L1	A	A1	A2	A3	A4	D1	D2
6	60	45	45	25	80	15	55	20	40	M6	M6
(8) 10	80	60	60	40	100	20	70	21	49	M8	M8
(15) 20	100	70	70	50	135	20	100	34	65	M8	M8
(25) 30	130	100	90	60	180	25	130	35	85	M10	M10

Model FT -- DBD... G threaded connections for mounting

Mounting data
Size	B	B1	L	L1	A	A1	A2	A3	A4
6	60	45	45	25	80	15	55	20	40
(8) 10	80	60	60	40	100	20	70	21	49
(15) 20	100	70	70	50	135	20	100	34	65
(25) 30	130	100	90	60	180	25	130	35	85

D1		D	D2	D3
Inch (BSP)	Metric
G 1/4"	M15*1.5	25	M6	M6
(G 3/8") G1/2"	(M18*1.5) M22*1.5	(28) 34	M8	M8
(G 3/4") G1"	(M27*2) M33*2	(42) 47	M8	M8
(G1 1/4" G1/2"	(M42*2) M48*2	(56) 61	M10	M10

Model FT -- DBD... K cartridge for mounting

Size	D1	D	D2	D3	A	A1	A2	A3	A4	A5
6	M28*1.5	25H8	15	6	65	56.5+-5.5	45	35	19	15
10	M35*1.5	32H8	18.5	10	80	67.5+-7.5	52	41	23	18
20	M45*1.5	40H8	24	20	110	91.5+-8.5	70	54	27	21
30	M60*2	55H8	38.75	30	140	113.5+-11.5	84	60	29	23

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Pressure relief valves Related Keywords: Pressure direct operated relief valve ,
Other related category: Pilot operated pressure relief valve,Pilot operated pressure reducing valve,Pressure relief cartridge valve,Pilot operated pressure unloading valve,Pilot operated pressure sequence valve,Direct operated pressure reducing valve,Sandwich plate pressure relief valve,

Add: Industrial park, zhuangshi street, Zhenhai, Ningbo, Zhejiang, 315201, China
Contact person: Sean Zhou
Tel:  0086-574-86303380
Fax:  0086-574-86303386
sales@hydraulicvalvesf.com
sezhou@yahoo.com