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Butterfly Valve ParaSeal range

Butterfly Valve ParaSeal range

Features & Benefits:

Available in wafer, lugged and double flanged
One piece body design acc. ISO 5752 series 20 (DIN 3202 K1)
Suitable for severe vacuum and up to 25 bar bubble tight shut off
The field replaceable seat fully isolates the body and shaft from the media
Bed grooved seat construction for tight shut off at full rated pressure, also for end of line service
Suitable for Bördel and slip-on flanges
A molded-in O-ring in the seat face for flange sealing. No flange gaskets required
Lenticular shaped disc to improve flow capacity
Splined, squared or key shaped disc/shaft connection
Dry shaft design
PTFE lined bearings to minimize friction
Actuator flange acc. ISO 5211
High solid body coating provides excellent corrosion resistance
Lifting lugs are provided for easy handling and mounting in the pipeline or as floor support
Body locating holes ease installation and centering of the valve between flanges
Tapped body lugs for mounting on or between DIN or ANSI drilled flanges, or flanged at one side only for end of line service (lugged)

Butterfly Valve CompoSeal Resilient Seated

Butterfly Valve CompoSeal Resilient Seated


Description Resilient seated butterfly valves with valve body and disc in high engineered composite
Butterfly Valve Figure 611 & 612

Butterfly Valve Figure 611 & 612


Description F611 Wafer style resilient seated butterfly valves.BTV-015 F612 Lugged style r
Butterfly Valve Figure 611 & 612 350mm - 600mm

Butterfly Valve Figure 611 & 612 350mm - 600mm


Description F611 Wafer style resilient seated butterfly valves.BTV-016. F612 Lugged sty
Butterfly Valve Figure 990

Butterfly Valve Figure 990


Features & Benefits: Factory testing of every valve at full rating ensures 100% bubble-tight sh
Butterfly Valve Figure 990 SIzes 25 - 500mm

Butterfly Valve Figure 990 SIzes 25 - 500mm


Features & Benefits: The ceramic coating is a coating and not a sealant. Therefore consideratio
Butterfly Valve Figure V11

Butterfly Valve Figure V11


Features & Benefits: The concentric disc offers bi-directional service and allows high Cv value
Butterfly Valve OptiSeal

Butterfly Valve OptiSeal


Features & Benefits: Top bushing absorbs actuator side thrust loads. Dirtscraper prevents m
Butterfly Valve ParaSeal range

Butterfly Valve ParaSeal range


Features & Benefits: Available in wafer, lugged and double flanged One piece body design ac
Butterfly Valve PremiSeal F38, wafer & lugged

Butterfly Valve PremiSeal F38, wafer & lugged


Features & Benefits: Wafer thin disc for excellent flow characteristics and low head-loss.

Keystone Butterfly Valve ParaSeal range DN2400

Keystone Butterfly Valve ParaSeal range DN2400


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,
Keystone Butterfly Valve ParaSeal range DN2200

Keystone Butterfly Valve ParaSeal range DN2200


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,
Keystone Butterfly Valve ParaSeal range DN2100

Keystone Butterfly Valve ParaSeal range DN2100


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,
Keystone Butterfly Valve ParaSeal range DN2000

Keystone Butterfly Valve ParaSeal range DN2000


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,
Keystone Butterfly Valve ParaSeal range DN1800

Keystone Butterfly Valve ParaSeal range DN1800


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,
Keystone Butterfly Valve ParaSeal range DN1650

Keystone Butterfly Valve ParaSeal range DN1650


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,
Keystone Butterfly Valve ParaSeal range DN1600

Keystone Butterfly Valve ParaSeal range DN1600


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,
Keystone Butterfly Valve ParaSeal range DN1500

Keystone Butterfly Valve ParaSeal range DN1500


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,
Keystone Butterfly Valve ParaSeal range DN1400

Keystone Butterfly Valve ParaSeal range DN1400


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,
Keystone Butterfly Valve ParaSeal range DN1350

Keystone Butterfly Valve ParaSeal range DN1350


General application Food and beverage processing, dry bulk conveying, paper mills, slurry handling, vacuum desulphurization plants etc. Approvals Veritas, KTW, SNCF, ADR, Lloyds Register of Shipping, EDF, DVGW, Town of Paris, VDS, Office of water authority of Hong Kong, Fire Services Hong Kong, DNV,

Contact Us

  • A&S Actuator Co., Ltd.
  • 469 Xinsheng Road, Gaoxin District, Chengdu, Sichuan, China
  • Tel: +86-28-67638639
  • Fax: +86-28-86129221
  • Email: actuator@attachment8.com
  • Contact Person: Leo Zhang

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About Us

A&S Actuator Co., Ltd. is specialized in supplying a wide range of actuators, butterfly valves and cylinders.

Actuators Types:
electric actuators, pneumatic actuators, hydraulic actuators, rotary actuators, linear actuators, magnetic linear actuator, solar actuator, valve actuators, high speed actuators, low pressure actuators, heavy duty linear actuators, piston actuators.


Actuators Brands:
Ouma, Rotork, Honeywell, Kinetrol, Keystone, Parker, SMC, Air Torque, ARI, Azbil, Yamatake, Mitsubishi, OTK, OMAL, etc.

Butterfly Valves:
Danfoss, SMC, OMAL, Siemens, Yamatke, KITZ, etc.

Pneumatic Cylinders / Air Cylinders:
Bosch Rexroth, Parker, DELIXI, SMC, Festo, CKD, Camozzi, Koganei, AirTac, TPM, JMC, TPC, NORGERN, CHELIC, SNS, etc.

Our products have been exported to many regions, such as Europe, America, South Africa, South Asia and the Middle East countries, etc. We have earned a reputation for high-quality products and personalized customer service.

We would like any cooperation. Welcome to contact us for further information.

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