Product classification of Kaiweixi

KAI WEI XI CHAN PIN FEN LEI

ZSSV Pneumatic V-port Piston Actuated Control Ball Valve
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Phone：+86（577）6730 7899
Mobile：+86 195 1816 9569
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Address：No. 1, Linxia Road, Oubei Street, Yongjia County, Wenzhou City, Zhejiang Province,china
Website：https://www.kaiweixi.com

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ZSSV Pneumatic V-port Piston Actuated Control Ball Valve

Model：ZSSV-16C/ZSSV-25C/ZSSV-40C/ZSSV-64C/ZSSV-16P/ZSSV-25P/ZSSV-40P/ZSSV-64P
Specification：DN20-DN300
Temperature：-60~450℃
Medium：Slurry, fibrous media, and media containing fine suspended solids

Pressure：PN16、PN25、PN40、PN64
Connection method：Flange, Wafer
Driving method：Pneumatic
Material：Carbon steel, stainless steel

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ZSSV Pneumatic V-port Piston Actuated Control Ball ValveOverview

ZSSV pneumatic V-port piston-actuated control ball valve is an advanced control valve that integrates high-precision regulation and powerful shut-off functions. It consists of a high-thrust pneumatic piston actuator and a hemispherical valve core with a V-shaped notch. By receiving 4-20mA standard signals from DCS or PLC systems, the actuator outputs rotational torque to drive the V-port ball core to perform precise rotation from 0 to 90 degrees within the seat. The core design lies in the shearing action formed between the V-shaped opening on the ball and the valve seat, which effectively cuts through fibers, pulp, and viscous particles in the medium during rotation, while exhibiting excellent equal percentage flow characteristics. Due to the piston-type drive mechanism, it offers large output torque, agile action, and a compact structure. It is particularly suitable for precise flow and pressure control of media containing solid particles, slurries, fibers, or high-viscosity fluids in the paper, chemical fiber, petrochemical, and power industries. With its exceptional erosion resistance, high rangeability, and tight shut-off capability, the ZSSV model is a key control unit for handling harsh media in modern automated process flows.

Product Image of ZSSV Pneumatic V-port Piston Actuated Control Ball Valve

ZSSV Pneumatic V-port Piston Actuated Control Ball ValveCharacteristic

1.Superior shearing force and anti-clogging performance:The edge of the V-port ball core is designed with a sharp blade, creating a powerful shearing action against the metal seat during the rotation and closing process. This structure easily cuts through fibers, impurities, and crystals in the medium, effectively preventing valve jamming, making it ideal for controlling pulp, sewage, and particulate-laden slurries.
2.High-precision equal percentage flow characteristics:The shape of the V-opening on the ball core is precisely calculated to provide ideal equal percentage flow characteristics within the regulation range. Its large rangeability (typically 100:1 to 300:1) ensures high regulation sensitivity even at small openings, maintaining stable and accurate process parameters.
3.Powerful piston drive and stable control:Equipped with a high-performance pneumatic piston actuator, which converts linear force into rotational torque through rack-and-pinion or scotch-yoke structures. The output thrust is significantly superior to traditional diaphragm actuators, ensuring precise positioning and reliable action even under high pressure differential conditions.
4.Single-seat design and self-cleaning function:Utilizing a single-seat structure eliminates the safety hazards of pressure accumulation in the middle cavity. The fluid flushing effect generated by the rotating ball core real-time removes scale from the sealing surface. Combined with a hardened spherical surface, it possesses strong wear resistance and self-cleaning capabilities, significantly extending maintenance cycles.
5.Bubble-tight sealing and bidirectional reliability:Soft-sealed or metal-to-metal hard-sealed structures can be selected based on working conditions. The sealing pair is precision-ground to ensure tight shut-off in the fully closed position. The metal hard-seal structure is resistant to high temperatures and erosion, maintaining extremely low leakage rates even in harsh industrial environments.
6.Intrinsic safety and fail-safe function:Utilizing compressed air as the drive source provides natural explosion-proof attributes. Combined with solenoid valves or intelligent positioners, fail-open or fail-close modes can be flexibly set, ensuring the system automatically returns to a safe preset position during unexpected power or air source failures.
7.Compact layout and installation flexibility:The scientific connection between the piston actuator and the valve body results in small overall dimensions and light weight. The valve supports installation at any angle on horizontal or vertical pipelines, greatly facilitating compact piping layouts in complex and narrow spaces.
8.Low maintenance cost and modular design:The entire series of components adopts standardized designs. Internal parts such as the seat, bushing, and sealing packing are modularly configured, allowing for rapid inspection and part replacement without large-scale pipeline disassembly, significantly improving the overall operational efficiency of the plant.

ZSSV Pneumatic V-port Piston Actuated Control Ball Valvestructure principle

Structural Drawing of ZSSV Pneumatic V-port Piston Actuated Control Ball Valve

List of Component Names and Materials

Component	Material
Valve body, valve cover	Carbon steel, stainless steel
Valve stem	0Cr17Ni12Mo2, 0Cr17Ni14Cu4Nb
Valve plate	ZG1Cr18Ni9Ti, ZG0Cr18Ni12Mo2Ti
Valve stem (plate) bearing	0Cr17Ni12Mo2
Valve core	Reinforced PTFE, Stellite alloy surfacing
Pressure ring	0Cr17Ni12Mo2
Valve seat (sealing ring)	PTFE, graphite
Valve seat bracket	0Cr17Ni12Mo2
Gasket ring	FKM O-ring

ZSSV Pneumatic V-port Piston Actuated Control Ball Valvetechnology parameter

Performance Specification Sheet

Performance Specification Sheet
Nominal Pressure	1.6	2.5	4.0	6.4	MPa
Strength test pressure	2.4	3.8	6.0	9.6
Sealing test pressure	1.76	2.8	4.4	7.04
Applicable Temperature	-60-450				℃

ZSSV Pneumatic V-port Piston Actuated Control Ball Valvestandard size

Standard requirements for external dimensions

1. The structural length of the valve shall comply with the standard of GB/T12221

2. Connecting flanges according to GB/T17241.6 standard

Outline Drawing of ZSSV Pneumatic V-port Piston Actuated Control Ball Valve

Outline dimension table(Unit: mm)

PN 1.6MPa
Nominal Diameter (DN)	Unit: mm
	Wafer			Flanged							Dc	H1	F
	L	L1	D	L	L1	D	D1	D2	b	Z-фd	Dc	H1	F
25	50	25	64	-	-	-	-	-	-	-	38	57	400
40	60	25	82	-	-	-	-	-	-	-	49	63	400
50	75	32	100	124	62	160	125	100	16	4-ф18	60	92	400
65	85	38	120	145	72.5	180	145	120	18	4-ф18	75	100	400
80	100	45	131	165	82.5	195	160	135	20	8-ф18	89	108	400
100	115	50	158	194	97	215	180	155	20	8-ф18	113	117	400
125	135	155	180	210	105	245	210	185	22	8-ф18	140	140	455
150	160	65	216	222	114.5	280	240	210	24	8-ф23	164	177	455
200	200	80	268	243	121.5	335	295	265	26	12-ф23	205	200	700
250	240	92	326	297	148.5	405	355	320	30	12-ф25	259	252	700
300	-	-	-	338	169	460	410	375	30	12-ф25	300	270	700

Articles related to technology research and development

Dynamic balance electric control valve Patent

The utility model provides a dynamically balanced electric regulating valve, which includes a valve body, a valve cover, a valve rod, a valve core installed inside the valve body and connected to the valve rod, and an actuator installed on the valve cover and connected to the top end of the valve rod. The valve body is internally provided with a water inlet chamber, a valve cavity, and a water outlet chamber in order towards the direction of medium flow. The valve core is in the shape of a bucket with its opening facing downwards. The valve core is located inside the valve cavity and is used for connecting or cutting off between the water inlet chamber and the valve cavity. The top of the valve core is provided with a through port for medium circulation. Above the through port, there is a filter cover detachably connected to the valve core. The valve rod is provided with a step, and the outside of the step is covered with an elastic sleeve that fits it. The top of the filter cover is provided with a fixing hole that fits the elastic sleeve. This utility model can filter the medium, is simple to install, time-saving, labor-saving, and can reduce the medium pressure inside the valve body, extending the service life of the valve core.
1. A dynamic balance electric regulating valve, comprising a valve body, a valve cover, a valve rod, a valve core installed inside the valve body and connected to the valve rod, and an actuator installed on the valve cover and connected to the top end of the valve rod. Its characteristic lies in that the valve body is sequentially provided with an inlet chamber, a valve cavity, and an outlet chamber in the direction of medium flow. The valve core is in the shape of a bucket with an opening facing downwards. The valve core is located inside the valve cavity and is used for connecting or cutting off between the inlet chamber and the valve cavity. The top of the valve core is provided with a port for medium circulation. Above the port, there is a filter cover detachably connected to the valve core. The valve rod is provided with a step, and the outside of the step is covered with an elastic sleeve that fits it. The top of the filter cover is provided with a fixing hole that fits the elastic sleeve.
2. A dynamic balance electric regulating valve according to claim 1, characterized in that the bottom of the valve body is provided with a downward-opening groove, which is connected to the valve cavity through a through hole. A bottom cover connected to the valve body is arranged below the groove, and a pressure relief mechanism is arranged inside the groove. The pressure relief mechanism comprises a force-receiving member, a pressure plate connected to the force-receiving member, and a first spring arranged below the pressure plate and abutting against the bottom cover. The force-receiving member comprises a flow diversion block protruding from the through hole and a connecting rod connected to the flow diversion block, and the connecting rod passes through the pressure plate and is locked and fixed by a nut.
3. A dynamic balance electric regulating valve according to claim 2, characterized in that the top end of the pressure plate is pressed against the top wall of the groove, the bottom of the pressure plate is provided with a boss, and the top end of the first spring is sleeved on the boss.
4. A dynamic balance electric control valve according to claim 1, characterized in that the valve rod is arranged through the valve cover, a sealing cover threadedly connected to the valve cover is sleeved on the valve rod, a convex ring abutting against the valve cover is arranged on the outer circumferential wall of the sealing cover, a nut cover threadedly connected to the sealing cover is arranged at the connection between the sealing cover and the valve rod, an installation groove is arranged at the connection between the nut cover and the valve rod, a plurality of O-rings adapted to the valve rod are stacked in the installation groove, and a packing gland threadedly connected to the installation groove is arranged above the O-rings.
5. A dynamic balance electric control valve according to claim 4, characterized in that a second spring is arranged between the packing gland and the O-ring.
6. A dynamic balance electric control valve according to claim 5, characterized in that a sealing ring adapted to the valve rod is arranged inside the nut cover below the installation groove.
7. A dynamic balance electric control valve according to claim 6, characterized in that the bottom of the sealing cover is provided with a thrust ring that is threadedly connected to the sealing cover and abuts against the bottom end of the valve cover.
8. A dynamic balance electric regulating valve according to claim 1, characterized in that the top surface of the elastic sleeve is higher than the top surface of the filter cover.
9. A dynamic balance electric control valve according to claim 8, characterized in that the filter cover is connected to the valve core through threads.

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Product classification of Kaiweixi

KAI WEI XI CHAN PIN FEN LEI

ZSSV Pneumatic V-port Piston Actuated Control Ball Valve

More Pneumatic Control Valve>>

More control valve>>

More valve>>

ZSSV Pneumatic V-port Piston Actuated Control Ball Valve