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COVNA Automation Industry Co.,Ltd

OVERVIEW BROCHURE

Headquartered in Dongguan, China, COVNA Automation is

the China leader in the control of fluids – air, gas, water, oil,

and steam. We offer the most comprehensive line of fluid

control solutions for a wide range of industry-focused

applications.

All COVNA products are designed, engineered and

manufactured by experienced industry engineers to provide

safe, reliable, dependable and affordable valves, actuators

and solutions. Products are tracked in the field using our

database to monitor performance and service life.

Together with continual feedback from our customers as

well as our experience in manufacturing and quality control,

COVNA aims to provide our customers the best quality

products with the most competitive pricing, on-time delivery

and full warranty service.

COVNA is an ISO 9001:2008 certificated corporation, with

additional certifications that include CE, RoHS and SGS.

COVNA also employs UL Certificate full-time to ensure that

the finished products are compliant with UL requirements.

CAUTION: Users should consult www.covna-china.com to see complete specifications for the product selected from this catalog.

WARNING: Improper selection or use of products and related items in this catalog can cause death, serious injury, or property damage.

*As industry requirements change, COVNA reserves the right to modify the contents of this catalog and program parameters without notification.

Updates on this program can be obtained from the COVNA website www.covna-china.com or by calling 86-769-22763199, or by contacting your local

COVNA representative or distributor and referencing the COVNA Express program.

!

COVNA – SOLVE YOUR TECHNICAL QUESTIONS WITH SOLID EXPERIENCE

®

科威纳 COVNAV A L V E

Water Solenoid Valve

Specifications

【Model】2W31

【Structure】Diaphragm

【Size Range】DN15 to DN50, 1/2” to 2”

【Operating Pressure】0 to 1.0MPa (0 to 150PSI)

【Valve Operation Type】Normally Closed (NC)

【Number of Ways】2/2 Valve, Two Way Two Position

【Body Materials】Brass, Stainless Steel, Plastic Body

【Sealing Materials】NBR, EPDM, FKM (VITON), PTFE (TEFLON)



Specifications

【Model】HK07

【Structure】Pilot


【Operating Pressure】0.03 to 1.0MPa (4.35 to 150PSI)



【Body Materials】Brass, Stainless Steel


Specifications

【Model】HK02

【Structure】Direct Acting

【Size Range】DN06 to DN15, 1/8” to 1/2”




【Body Materials】Brass, Stainless Steel, Plastic Body


®


Gas Solenoid Valve

Specifications

【Model】ZCM






【Body Materials】Brass

【Sealing Materials】NBR

3 Way Solenoid Valve

Steam Solenoid Valve

Specifications

【Model】VX31





【Number of Ways】3/2 Valve, Three Way Two Position


【Sealing Materials】 NBR, EPDM, FKM (VITON)

Specifications

【Model】US







【Sealing Materials】FKM (VITON), PTFE (TEFLON)

®


Steam Solenoid Valve

Specifications

【Model】ZCZ








Hot Water and Steam Solenoid Valve

Specifications

【Model】HKB21







【Sealing Materials】 NBR, EPDM, FKM (VITON), PTFE (TEFLON)

Auto Drain Solenoid Valve

Specifications

【Model】HK11-2

【Structure】Direct Acting





【Body Materials】Brass,

【Sealing Materials】 NBR, EPDM, FKM (VITON), PTFE (TEFLON)

Anti-Corrosion Solenoid Valve

Specifications

【Model】HKFP21






【Body Materials】 PTFE (TEFLON)

【Sealing Materials】PTFE (TEFLON)

®


HK10 Solenoid Valve

Specifications

【Model】HK10



【Operating Pressure】0.05 to 1.6MPa (5 to 250PSI)





High Pressure Solenoid Valve

Specifications

【Model】HKKB



【Operating Pressure】0 to 25MPa (0 to 3600PSI)





®


3PCS Female Thread Pneumatic Ball Valve

Specifications

【Size Range】DN10 to DN100, 3/8" to 4“

【Operating Pressure】1.6 to 6.4MPa

【Body Materials】Stainless Steel, WCB

【Core Materials】Stainless Steel


【Acting Mode】Double Acting, Single Acting (Spring Return)

Tri-Clamp Pneumatic Ball Valve

3 Way Female Thread Pneumatic Ball Valve

Specifications



【Body Materials】WCB, Stainless Steel

【Core Materials】WCB, Stainless Steel


【Structure】3 Way T Port, L Port are Available


Specifications







®


2 Way Tri-Clamp Pneumatic Ball Valve

Specifications



【Body Materials】Stainless Steel

【Disc Materials】Stainless Steel

【Sealing Materials】EPDM, Silicone Rubber


3 Way Sanitary Pneumatic Ball Valve

Pneumatic Flanged Ball Valve

Specifications





【Stem Materials】WCB, Stainless Steel

【Sealing Materials】PTFE (TEFLON), Stainless Steel

【Control Mode】ON/OFF Type, Modulating Type

Specifications



【Body Materials】 Stainless Steel

【Disc Materials】 Stainless Steel



®


3 Way Pneumatic Flanged Ball Valve

Specifications








®


Plastic 2 Way Pneumatic Ball Valve

Specifications


【Operating Pressure】1.0MPa

【Body Materials】CPVC, UPVC

【Disc Materials】CPVC, UPVC



Plastic 3 Way Pneumatic Ball Valve

Plastic Pneumatic Butterfly Valve

Specifications

【Size Range】DN50 to DN300, 2” to 12”






Specifications








®


Cast Iron Pneumatic Wafer Butterfly Valve

Specifications



【Body Materials】Cast Iron, Ductile Iron, Stainless Steel

【Disc Materials】Cast Iron, Stainless Steel



Cast Iron Pneumatic Lug Butterfly Valve

Stainless Steel Pneumatic Wafer Butterfly Valve

Specifications







Specifications







®


Aluminum Pneumatic Lugless Butterfly Valve

Specifications



【Body Materials】Ductile Iron, Aluminum, Stainless Steel


【Sealing Materials】EPDM, PTFE (TEFLON)


Soft Sealed Pneumatic Flanged Butterfly Valve

Pneumatic Sanitary Butterfly Valve

Specifications







Specifications



【Body Materials】Ductile Iron, WCB, Stainless Steel

【Disc Materials】Cast Iron, Ductile Iron, WCB, Stainless Steel




®


Pneumatic Angle Seat Valve

Specifications


【Operating Pressure】0 to 1.6MPa


【Actuator Materials】Engineering Plastic



【Piston Sealing Materials】NBR, FKM (VITON)




Specifications




【Actuator Materials】Stainless Steel





Specifications




【Actuator Materials】Engineering Plastic





®


3PCS Female Thread Motorized Ball Valve

Specifications







Butt Welded Motorized Ball Valve

3 Way Female Thread Motorized Ball Valve

Specifications







Specifications








®


2 Way Tri-Clamp Motorized Ball Valve

Specifications







3 Way Sanitary Motorized Ball Valve

Motorized Flanged Ball Valve

Specifications








Specifications








®


3 Way Motorized Flanged Ball Valve

Specifications








®


Plastic 3 Way Motorized Ball Valve

Plastic Motorized Butterfly Valve

Specifications



【Body Materials】 CPVC, UPVC

【Disc Materials】 CPVC, UPVC




Specifications







Plastic 2 Way Motorized Ball Valve

Specifications



【Body Materials】 CPVC, UPVC

【Disc Materials】 CPVC, UPVC



®


Cast Iron Motorized Wafer Butterfly Valve

Specifications







Cast Iron Motorized Lug Butterfly Valve

Stainless Steel Motorized Wafer Butterfly Valve

Specifications







Specifications







®


Aluminum Motorized Lugless Butterfly Valve

Specifications



【Body Materials】 Ductile Iron, Aluminum, Stainless Steel




Metal Sealed Motorized Wafer Butterfly Valve

Metal Sealed Motorized Flanged Butterfly Valve

Specifications




【Disc Materials】WCB, Stainless Steel




Specifications



【Body Materials】 Ductile Iron, WCB, Stainless Steel

【Disc Materials】 Ductile Iron, WCB, Stainless Steel




®


Motorized Sanitary Butterfly Valve

Specifications







®


Ex-proof Soft Sealed Motorized Butterfly Valve

Specifications



【Body Materials】 Cast Iron, Ductile Iron, WCB, Stainless Steel

【Disc Materials】 Ductile Iron, Stainless Steel




Ex-proof Metal Sealed Motorized Butterfly Valve

Ex-proof Plastic Motorized Butterfly Valve

Specifications




【Disc Materials】WCB, Stainless Steel




Specifications



【Body Materials】 UPVC

【Disc Materials】 UPVC



®


Ex-proof Soft Sealed Motorized Flanged Butterfly Valve

Specifications



【Body Materials】 Ductile Iron, WCB, Stainless Steel

【Disc Materials】 Cast Iron, Ductile Iron, WCB, Stainless Steel




Ex-proof Metal Sealed Motorized Flange Butterfly Valve

Specifications



【Body Materials】Ductile Iron, WCB, Stainless Steel

【Disc Materials】Ductile Iron, WCB, Stainless Steel




Flow Diagram – T Port

90°Rotation

90°Rotation

90°Rotation

90°Rotation

90°Rotation

90°Rotation

Position 1 Position 2 Position 1 Position 2



C Entrance

B Entrance

A Entrance

Flow Diagram – L Port

90°Rotation

90°Rotation


Limited Warranty:

COVNA (the "Company") warrants each product to be free from defects in material and workmanship under normal usage

for a period of one year from the date of original shipment. In the event of such defects within the warranty period, the

Company will, at its option, replace or recondition the product without charge.

THE WARRANTY SET FORTH HEREIN IS GIVEN EXPRESSLY AND IS THE ONLY WARRANTY GIVEN BY THE

COMPANY WITH RESPECT TO THE PRODUCT. THE COMPANY MAKES NO OTHER WARRANTIES, EXPRESS OR

IMPLIED. THE COMPANY HEREBY SPECIFICALLY DISCLAIMS ALL OTHER WARRANTIES, EXPRESS OR IMPLIED,

INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

PARTICULAR PURPOSE.

The remedy described in the first paragraph of this warranty shall constitute the sole and exclusive remedy for breach of

warranty, and the Company shall not be responsible for any incidental, special or consequential damages, including

without limitation, lost profits or the cost of repairing or replacing other property which is damaged if this product does not

work properly, other costs resulting from labor charges, delays, vandalism, negligence, fouling caused by foreign material,

damage from adverse water conditions, chemical, or any other circumstances over which the Company has no control.

This warranty shall be invalidated by any abuse, misuse, misapplication, improper installation or improper maintenance or

alteration of the product

Service Policy:

For inoperative products beyond the warranty period, we assume no liability for replacement of valves due to service

conditions beyond our control.

Returned Goods:

No material shall be returned without authorization. When credit is issued it will be at the price charged, or prevailing price

if lower, less handling charges based on costs of reconditioning, boxing, etc. Products which are obsolete or made to

special order are not returnable.

Disclaimer: COVNA product dimensions in U.S. customary units and metric are approximate and are provided for

reference only. For precise measurements, please contact COVNA Technical Service. COVNA reserves the right to

change or modify product design, construction, specifications, or materials without prior notice and without incurring any

obligation to make such changes and modifications on COVNA products previously or subsequently sold.

Warranty

COVNA Automation Industry Co.,Ltd

3F, Bldg. 1, Yonglida Science Park,

Dongguan, Guangdong

China, 523216

Tel: 86-769-22763199

Fax: 86-769-22825120

E-mail: [email protected]

Rev.3

Print Date: April, 2015 Co

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科威纳 COVNAVALVE

overview brochure - covna overview brochure- co… · overview brochure. headquartered in dongguan,...

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