Wenzhou Xidelong Valve Co. LTD
                                                                                                           
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Soft Seat Pneumatic Actuated Wafer Butterfly Valve 4 Inch ANSI/GB Standard 150LB-600LB Pressure Range

Price Negotiable
Price: negotiation
MOQ: 1pc
Delivery Time: 5~25 Work Days
Brand: CXDLV
Product Description
Soft Seat Pneumatic Actuated Wafer Butterfly Valves are precision-engineered industrial valves designed for reliable flow control in automated systems. These valves combine durable construction with advanced pneumatic actuation for optimal performance.
Product Specifications
Applicable Standards
Design & Manufacturing: ASTM A351 304
Connection: JB/T79-94(2)
Face to Face Dimension: ANSI/ASME B16.5
Test & Inspection: API STD598-84
Technical Parameters
Size Range: 1/2" to 24"
Pressure Rating: 150LB to 600LB
Temperature Range: -20°C to 185°C
Soft Seat Pneumatic Actuated Wafer Butterfly Valve technical diagram showing dimensions and components
Dimensional Specifications
SIZE L C Y E G
2" 43 96 50 38 124
2 1/2" 49 119 48 59 194
3" 49 132 74 73 203
4" 54 157 97 95 216
5" 64 186 111 111 217
6" 57 216 146 142 235
8" 64 270 194 188 270
10" 71 324 243 236 329
12" 81 381 289 282 357
Structural Strength Features
The valve stem features a through-rod structure with quenched and tempering treatment, providing excellent mechanical properties, corrosion resistance, and scratch resistance. During operation, the valve stem rotates without lifting, ensuring packing durability and reliable sealing. The design incorporates a fixed connection with the butterfly plate using cone pins and an overhanging end design to prevent valve stem collapse in case of accidental breakage.
Model Selection Guide
Standards & Pressure Ratings
Standard Pressure Ratings
ANSI 150LB/300LB
GB PN16/PN25/PN40
JIS 10K/20K
DIN PN16/PN40
Available Materials
CF8/SS304
CF8M/SS316
CF3/SS304L
CF3M/SS316L
WCB
Model Types
High Platform Model
Handle Model
Soft Seat Pneumatic Actuated Wafer Butterfly Valve installation and application example
Application & Installation
These pneumatic actuated butterfly valves serve as critical execution units in industrial automation control systems. Available in flange and wafer connection types, they require proper installation positioning, height adjustment, and directional alignment according to design specifications. Media flow direction must match the arrow indicator on the valve body, with secure and tight connections. All valves undergo pre-installation inspection with nameplates complying with GB12220 national standards.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Wenzhou Xidelong Valve Co. LTD
Location No566 Binhai 3rd road yongxing subdistrict longwan dist wenzhou zhejiang china
Contact Person jin

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