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Wafer Butterfly Valve

Groove designed seats allow for more replaceable seating, providing better sealing and less torque .Flanged connections are available for PN10/PN16/JIS10K/Class150/Table D /Table E ,Long service life.Standing the test of thousands opening/closing operations.

Size

DN40-DN1200

Flange

PN6/PN10/PN16/150LB/10K/Table D /Table E

Design

EN593/API609/BS5155/ISO5211/EN1092

Mounting Flange

ISO 5211

Testing Standard

API598 ISO5208 EN12266-1

Description
miaoshu

Soft Seat wafer-style butterfly valves are designed for use in HVAC systems, irrigation, OEM applications, as well as commercial and institutional settings where reliable shutoff is essential for regulating the flow of liquids, gases, and slurries. These valves feature a robust ductile iron body construction paired with a stainless steel shaft and include a mounting pad compatible with 10-position levers, gear box, or pneumatic actuators ,electric autuator . They are available with discs made from ductile iron, aluminum bronze, or stainless steel and seats constructed from EPDM, Buna-N, or Viton /FKM.

Product Fearues

1. Compact and lightweight design facilitates easy installation and maintenance.
2. Can be mounted in any required location; features a simple, compact construction with quick 90-degree on-off operation.
3. Operating torque is minimized for enhanced energy efficiency.
4. Provides bubble-tight sealing with no leakage during pressure testing.
5. A wide range of materials available, suitable for various media applications.
6. Long service life, proven to withstand tens of thousands of opening and closing cycles without failure.
7. Flow curve approaches a straight line, demonstrating excellent regulation performance."

Working/Testing Pressure

Size	DN	40mm-300mm	350mm-1200mm
Size	Inch	1-1/2''-12''	14''-24''
Working		16bar	10bar
Testing	Shell	24bar	15bar
Testing	Seal	17.6bar	11bar

Working Temperature

Seat Material	EPDM	NBR	FKM	PTFE
Temperature	-10℃ to 120℃	-10℃ to 80℃	-15℃ to 200℃	-25℃ to 180℃

Material Specification

Part	Material
Body	Cast Iron Ductile Iron WCB CF8 CF8M CF3M Duplex Steel Al-Bronze
Disc	Ductile Iron CF8 CF8M CF3M Duplex Steel Al-Bronze Harlar Coated
Shaft	SS410 SS416 SS420 SS431 SS316 17-4PH
Seat	EPDM NBR PTFE FKM Silicone
Bushing	FRP PTFE Bronze
Lever	Malleable Iron Carbon Steel Aluminum SS316
Gear Box	Ductile Iron Aluminum SS316

Corrosion Protection

Epoxy Resin Powder Spray,The minimum thickness is not less than 300 microns

Disc Options

Through shaft with Pin
Pinless disc
Slim disc concentric design(DN50-DN350)

Seat Options

Catridge rubber seat
Tongue and Groove/Replaceable Seat

NOTE:

*The shaf end can be doubl D and key connecton. From DN700 and above, the shaf end is double key type.

*The ﬂange connecton of the above table can be DIN2501 PN16, ASME B16.47-A 125/150LB, BS4504 PN10/PN16, JIS 10K,Table D ,Table E

* DN400’s valve face to face can be 85.7mm & 102mm. DN450’s valve face to face can be 104mm & 114mm

Butterfly Valve Manufacturing Process
From Technical Confirmation to Final Delivery

Standardized Quality Control Process

From raw material inspection to final delivery, every butterfly valve undergoes a comprehensive quality inspection to ensure reliable performance and compliance with international standards.

International Certifications

Manufactured to international quality standards and certified for global industrial and potable water applications.

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Competitive Prices

Butterfly Valve: Wafer Butterfly Valve; Lug Butterfly Valve; Double Flange Butterfly Valve; PTFE Lined Butterfly Valve; U-section Butterfly Valve; Grooved End Butterfly Valve; AWWA C504 Rubber Seated Butterfly Valve; Double Eccentric Flange Butterfly Valve

Butterfly Valve: Wafer Butterfly Valve; Lug Butterfly Valve; Double Flange Butterfly Valve; PTFE Lined Butterfly Valve; U-section Butterfly Valve; Grooved End Butterfly Valve; AWWA C504 Rubber Seated Butterfly Valve; Double Eccentric Flange Butterfly Valve

: Call us : +86 18920833829; Email:james@lauxvalve.com

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Wafer Butterfly Valve

Description

miaoshu

Butterfly Valve Manufacturing ProcessFrom Technical Confirmation to Final DeliveryStandardized Quality Control Process

International Certifications

Manufactured to international quality standards and certified for global industrial and potable water applications.

Download

Butterfly Valve Manufacturing Process
From Technical Confirmation to Final Delivery

Standardized Quality Control Process