Home Products VALVES AND FITTINGS Stop fittings Butterfly valves With recoverable extension

Welded flanged butterfly valves PN25

version

specifications

All photos

Purpose :

Flanged butterfly valves PN25 are used as a locking device to take off operating medium stream in pipelines.

^{Nominal pressure. bar}	25
Operating medium	Water, thin pulp, delivery water in open and close heat and hot water supply systems
Operating medium temperature	Max +200°С
Tightness class	А according to GOST 9544
Connection to pipeline	Flanged according to GOST 12815 (pic. 1), by welding (pic. 2)
Drive type	I –manual; (wheel); III – multi-turn actuator with lever mechanism
Butterfly rotation	90°
Applied standards	ТУ У 29.1–05744691-014:2007
Operating medium flow	in the disk direction on the part of shaft
Ambient class	У1 according to GOST 15150
Installation position	For I type – any situation. For III type – with actuator position in upper hemisphere, disk revolution axis - horizontal.

Valves with the specific customer requirements can be manufactured provided that stated requirements are compatible with the applicable operating standards.

MAIN PARTS MATERIAL

Body	Ст3, Steel 20
Disk	Steel 20
Bushing	Bronze
Shaft	Steel 14Х17Н2
Welding	ЦН-6Л
Butterfly packing	Metal-rubber
Shaft packing	Rubber ring

ANALOG

32с330р – manual

32с930р –with actuator

Designation and basic dimensions

* Butterfly weight is shown without regard to actuator.

Choose pressure (bar):

PN	DN	Designation	Pic.	Drive type	Analog	L, mm	D, mm	B, mm	H, mm	H1, mm	Weight, kg, max
25	200	*СЭ.ЗПД.1.10.3.200.25.9 326325	2	III	32с930р	250	235	478	95	273	55
25	200	*СЭ.ЗПД.1.10.2.200.25.9 326319	1	III	32с930р	250	360	478	180	358	65
25	200	*СЭ.ЗПД.1.10.3.200.25.2 326323	2	I	32с330р	250	235	478	95	273	55
25	200	*СЭ.ЗПД.1.10.2.200.25.2 326317	1	I	32с330р	250	360	478	180	358	65
25	250	*СЭ.ЗПД.1.10.3.250.25.9 326337	2	III	32с930р	300	286	520	170	373	67
25	250	*СЭ.ЗПД.1.10.3.250.25.2 326335	2	I	32с330р	300	286	520	170	373	67
25	250	*СЭ.ЗПД.1.10.2.250.25.9 326331	1	III	32с930р	300	425	520	215	473	85
25	250	*СЭ.ЗПД.1.10.2.250.25.2 326329	1	I	32с330р	300	425	520	215	473	85
25	300	*СЭ.ЗПД.1.10.3.300.25.9 326349	2	III	32с930р	350	339	593	185	400	105
25	300	*СЭ.ЗПД.1.10.3.300.25.2 326347	2	I	32с330р	350	339	593	185	400	105
25	300	*СЭ.ЗПД.1.10.2.300.25.9 326343	1	III	32с930р	350	485	593	245	460	125
25	300	*СЭ.ЗПД.1.10.2.300.25.2 326341	1	I	32с330р	350	485	593	245	460	125
25	400	*СЭ.ЗПД.1.10.3.400.25.9 326361	2	III	32с930р	400	445	770	230	496	200
25	400	*СЭ.ЗПД.1.10.3.400.25.2 326359	2	I	32с330р	400	445	770	230	496	200
25	400	*СЭ.ЗПД.1.10.2.400.25.9 326355	1	III	32с930р	400	610	770	310	576	250
25	400	*СЭ.ЗПД.1.10.2.400.25.2 326353	1	I	32с330р	400	610	770	310	576	250
25	500	*СЭ.ЗПД.1.10.2.500.25.9 326367	1	III	32с930р	450	730	905	395	735	390
25	500	*СЭ.ЗПД.1.10.3.500.25.2 326371	2	I	32с330р	450	564	905	300	640	340
25	500	*СЭ.ЗПД.1.10.2.500.25.2 326365	1	I	32с330р	450	730	905	395	735	390
25	500	*СЭ.ЗПД.1.10.3.500.25.9 326373	2	III	32с930р	450	564	905	300	640	340
25	600	*СЭ.ЗПД.1.10.3.600.25.9 326385	2	III	32с930р	600	635	1100	415	848	530
25	600	*СЭ.ЗПД.1.10.3.600.25.2 326383	2	I	32с330р	600	635	1100	415	848	530
25	600	*СЭ.ЗПД.1.10.2.600.25.9 326379	1	III	32с930р	600	810	1100	450	883	590
25	600	*СЭ.ЗПД.1.10.2.600.25.2 326377	1	I	32с330р	600	810	1100	450	883	590
25	800	*СЭ.ЗПД.1.10.3.800.25.9 326394	2	III	32с930р	750	880	1422	510	1043	1050
25	800	*СЭ.ЗПД.1.10.2.800.25.9 326390	1	III	32с930р	750	1075	1422	575	1108	1270

Specifications to select actuator

^{PN, bar}	DN, mm	Required break to open/close torque, Nm	Required revolution	Hookup according to ОСТ 26-07-763
25	200	25	29,5	М
	250	60	37,5	А
	300	90	39	А
	400	150	39	Б
	500	210	37	Б
	600	300	46,5	Б
	800	500	45	В

The valve can be equipped with electric drives of various domestic and foreign manufacturers uppon customer's request.

Photo Gallery

VALVES AND FITTINGS
- Stop fittings
  - Slide valves
    - For Nuclear Thermal Power Plant
      - Rising-stem wedge gate valves
    - For oil and gas industry
      - Cast gate valves for reservoir pressure maintenance system
      - Slide oil-filled gate valves
    - For Thermal Power Plant
      - Cast wedge gate valves for high parameters
      - Cast wedge gate valves PN63/PN100
    - General-purpose industrial pipeline valves
  - Butterfly valves
  - Stop valves
    - For Thermal Power Plant
    - General-purpose stop valves
      - Stop steel valves PN16-PN63
      - Stop steel valves PN160
  - Ball valves
    - Ball valves PN16-PN40
  - Sliding plate valves
    - PN2,5
    - PN4
- Control fittings
- Protective and safety fittings
  - Swing check valve
    - For Thermal Power Plant
    - General-purpose swing check valve
  - Lift check valves
  - Plate valve PN16/PN63
  - Shutoff valve
    - Fast-acting shutoff valve PN16
    - Pilot-operated shutoff valve PN 16
  - Safety valve
    - For Thermal Power Plants
  - Pilot valve
  - Check and admission valves of high pressure maintenance
- Pressure-reducing and desuperheating station
  - Steam coolers
  - Silencers
- Filters, level bars, steam trap,
  - Filters
    - Water filters
    - Gas filters
POWER EQUIPMENT
Industrial equipment

SOUZENERGO PRESENTATION se_22_eng.pdf

Power fittings promo Power-fittings-22.pdf

General fittings promo General-fittings-22.pdf

Catalogues for download