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Stop valve AJ41F/B-16/25/40

Features

Adopting elastic V-shaped polytetrafluoroethylene composite packing, the sealing performance is enhanced with the increase of medium pressure.
The sealing surface of the valve body is processed and formed by welding with stainless steel electrodes.
Low cl

Technical Parameters



Technical parameters:


Nominal pressure Mpa 1.6 2.5 4.0
Shell Test Pressure Mpa 2.4 3.75 6.0
Seal test pressure Mpa 1.76 2.75 4.4
Temperature -40℃--+150℃
Applicable Medium Ammonia, liquid ammonia, vinyl chloride, carbon dioxide, etc
Flange standard GB/T9113-2000
Inspection standards JB/T9092-1999

Main component materials:

valve body valve stem bonnet Valve flap combined packing Sealing surface
WCB、LCB 20Cr13 WCB 25# PTFE PTFE、Babbitt alloy

stop valveAJ41F/B  nominal pressurePN2.5、4.0Mpa  External dimensions and connection dimensions

DN L D D1 D2 D3 bulge D4 concave b f Z-φd D0 H1 open H2 close
50 230 165 125 99 87 88 20 4 4-φ18 200 259 243
65 290 185 145 118 109 110 22 4 4-φ18 200 292 269
80 310 200 160 132 120 121 24 4 4-φ18 245 330 302
100 350 235 190 156 149 150 24 4.5 4-φ22 245 385 347