PRODUCTS
Linear Stem Motion Control Valve
Rotary Stem Motion Control Valve
W8-Series Triple Eccentric High Performance Butterfly Control Valve
R2-Series V-Ball Control Valve
R4-Series Eccentric Rotating Ball Control Valve
R8-Series Direct Floating Straight Line O-Ball Valve
R9-Series Fixed O-Ball Straight Line Control Valve
Temperature-decreased Pressure Reducer
Positioner and Accessories
Home > Products
W8-Series Triple Eccentric High Performance Butterfly Control Valve

The valve is designed uniquely as Triple Eccentric structure with excellent cut-off performance and durability and cut off and regulating dual functions. It can be used for high temperature medium, corrosion medium and tight regulating applications or regulating and cut-off dual control applications.
¡¡¡¡¡¡
Nominal Diameter:   1/2¡å ~ 2¡å (S Series); 1¡å ~ 12¡å (K Series)
Nominal Pressure:   ANSI Class150£¬Class300£¬Class600£¬ANSI Class 900
                            1.6, 4.0, 6.3, 10.0, 16.0, 25.0, 32.0, 42.0MPa
Flow Characteristics:   approximate equal percentage, quick open
Temperature of Media:   -20 ~ +200¡æ( ambient temperature),

                                  -40 ~ +450¡æ(medium temperature),

                                  -40 ~ +600¡æ(high temperature)
Body Material:   410 SS, 304 SS, 316/316L SS, WCB, CF8, CF8M, Monel, Hastelloy, Titanium Alloy etc.
Board Material:   410 SS, 304 SS, 316/316L SS, Monel, Hastelloy, Titanium Alloy etc.
Valve Seat Material:   304 SS, 316/316L SS, PTF, RPTFE, 2Cr13, Monel, Hastelloy, Titanium Alloy etc.
Regulating Ratio:   25:1 (60¡ãopening), 50:1 (90¡ãopening),
Leak Tolerance:   ANSI B 16.5.104¢ö Grade (soft seal),  ANSI B 16.5.104¢õ/¢ö Grade (hard seal)
Structural Type:   Soft seal, Hard seal

 

Copyright 2007 Bell. All Rights Reserved.