VDH series membrane chemical valves

DESIGN FEATURES AND SCOPE OF APPLICATION:

• lining of liquid end parts with chemically resistant plastic polymers (lining thickness 4…12 mm);
• valve leak-proof capacity equivalent to class A acc. to GOST R 54808-2011;
• flanges acc. to GOST 12815 (PN 6 and 16 kg/cm2) version 1, 2, 8 or DIN3202;
• volume content of solid mechanic inclusions (up to 2 mm) in the pumped medium up to 0.5%;
• working temperature from -40° to +120°С;
• any version acc. to actuator type, including those compliant with DIN/ISO 5211;
• ability to control membrane integrity;
• the sprocket pressing the membrane to the saddle has an articulated suspension and is protected with lining against exposure to environment in case of membrane disintegration;
• non-rising stem;
• comply with TDFA.062815.000TU;
• comply with the Customs Union Technical Regulations TR TS 010, 032.

 

LINING MATERIALS:

• Armlen PPGF;
• PVDF Solef;
• Teflon PFA.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VDH 25/10.С	VDH 40/16, 50/16, 65/16, 80/16, 100/16
VDH 25/10.М	VDH 125/16, 150/16
VDH 25/10, 32/6, 40/6, 50/10	VDH 50/10 VALVE WITH PNEUMATIC DRIVE. MONOBLOCK VERSION

 

Model	d=DN	PN, МПа	D	D1	D2	d1	n	L	H	Travel Range, mm (rpm)	Weight, kg
VDH 25/10	25	1.0	115	85	125	14	4	160	125	13,5(4,5)	1,25
VDH 32/6	32	0.6	135	100	125	18	4	180	155	19(6,5)	1,8
VDH 40/6	40	0.6	145	110	125	18	4	200	155	19(6,5)	2,0
VDH 40/16	40	1.6	145	110	125	18	4	200	162	19(6,5)	7,4
VDH 50/10	50	1.0	130	125	180	18	4	230	230	28(7)	5,4
VDH 50/16	50	1.6	165	125	180	18	4	230	230	28(7)	10,0
VDH 65/16	65	1.6	180	145	180	18	4	290	273	40(10,0)	21,0
VDH 80/16	80	1.6	195	160	254	18	8	310	330	47(9,5)	22,0
VDH 100/16	100	1.6	215	180	254	18	8	350	346	52,5(10,5)	40,0
VDH 125/16	125	1.6	245	210	387	18	8	400	440	61(12,5)	67,5
VDH 150/16	150	1.6	280	240	387	22	8	480	506	76(13)	85,5