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Electric single-seat regulating valve

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Electric single-seat regulating valve

Product model: ZSAP

Nominal diameter: NPS 1-1/2 "~24" (DN20~DN300)

Nominal pressure: Class150~Class600 (PN16~PN100)

Applicable temperature: -196℃~540℃

Traffic characteristics: equal percentage

Gland form: bolt pressing type

Main materials: carbon steel, stainless steel, duplex stainless steel, Inconel, Monel, Hastelloy, Ti, etc

Flange standard: PN1.6 according to JB79-59 standard, PN4.0 according to JB79-59 standard

Valve cover type: standard type, extended type, low temperature type, bellows, insulation jacket type

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Product overview

Electric single-seat regulating valve adopts fluid pressure imbalance spool structure, special single-seat spool and cage top guided valve inner combination structure, so that it has the characteristics of single-seat regulating valve, while the dynamic stability of sleeve regulating valve, cage guide sleeve also plays the role of anti-erosion, anti-aircraft and so on; The quick-discharge valve inner assembly is very convenient for updating the inner parts. Suitable for high pressure difference, high temperature and other harsh conditions, especially suitable for all kinds of slurry, polymer and high temperature media. It is widely used in large-scale thermal power plants, chemical plants, water treatment and sewage treatment, natural gas oil fields, iron and steel plants and other automatic control systems.

Main connection size

Nominal diameter(DN)		20	25	32	40	50	65	80	100	125	150	200	250	300
L	PN16/25	181	184	200	222	254	276	298	352	410	451	600	640	880
	PN40	194	197	200	235	267	292	317	368	425	473	610	760	910
	PN64	206	200	210	251	286	311	337	394	440	508	650	810	950
H	PN16/25	52.5	57.5	75	75	85.5	92.5	100	110	142.5	158	170	195	230
	PN40	52.5	57.5	75	75	82.5	92.5	100	117.5	150	167.5	187.5	205	245
	PN64	65	40	85	85	90	102.5	107.5	125	172.5	195	207.5	230	260
H1		132	132	158	170	179	214	221	234	270	294	331	390	450
H2		503	533	512	512	620	575	570	570	555	555	570	756	756
D		460				530				630