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Stop valve AJ41FB--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 Parameter


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、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
125 400 270 220 184 175 176 26 4.5 8-φ26 315 526 503
150 480 300 250 211 203 204 28 4.5 8-φ26 315 599 538
200 600 375 320 284 259 260 34 4.5 12-φ30 500 650 590
250 730 450 385 345 312 313 38 4.5 12-φ33 500 727 627
300 850 515 450 409 363 364 42 4.5 16-φ33 500 757 650