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Series AF4 Gate Valve

31 Oct 2019 16:47:00 source:aen-valve.com browse:6091
Specifications
Model Z45X、Z45T
Caliber DN40-300
Pressure 1.6-6.4MPa
Material Cast iron, cast steel, stainless steel
Structure Type BB-BG-OS&Y
Drive Mode Hand-operated
Electric-actuated
Design Standards DIN EN13709-2003
Structure Length DIN EN588-1:1995
Connection Flange DIN EN1092-1:2002
Test and Inspection DIN EN12266:2003
  • Details
  • Technical Parameters

1. The DIN standard gate valve has compact structure, reasonable design, good valve rigidity, smooth passage and small flow resistance coefficient.

2. The sealing surface is made of stainless steel and hard alloy, which is suitable for long service life.

3, using flexible graphite filler, reliable sealing, light and flexible operation.

4. The driving methods are: electric, pneumatic, gear rotating, structural form: elastic wedge single gate, rigid wedge single gate double gate.

5, German standard gate valve is widely used in chemical, firepower, power plants and other oil products, water vapor pipelines to open or cut off the medium in the pipeline.


Performance specification
Nominal pressure
(MPa)
Shell experimental
pressure (MPa)
Seal test pressure
(MPa)
Applicable temperature
(°C)
Using media
1.6 2.4 1.76 -29~425℃ Water, steam,
oil, etc.
2.5 3.75 2.75
4.0 6.0 4.4
6.4 9.6 7.04
Details
1.Body GG GS-C25,CF8,CF8M 7.Bonnet GG GS-C25,CF8,CF8M 13.Nut A1942H,A194-8
2.Disc GS-C25,CF8,CF8M 8.Packing Flexible Graphite 14.Oil Cup Brass
3.Stem 13Cr,F304,F316 9.Pin C.S SS304 SS316 15.Stem Nut Bronze,304,316
4.Gasket Flexible Graphite+304 10.Gland GS-C25 SS304 SS316 16.Bearing Cap A105,F304,F316
5.Bolt A193-B7,A193-B8 11.Gland Cover 1.1191 17.Handwheel A105,F304,F316
6.Nut A1942H,A194-8 12.Key Bolt A193-B7,A193-B8 18.Look Nut 25#,SS304 SS316
Qutling and connect measurement
Nomimal
DN(mm)
Measurement(mm)
L D D1 D2 b-f z-Φd H Do
40 165 145 110 85 18-3

4-Φ18

240 140
50 178 160 125 100 20-3 4-Φ18 295 160
65 190 180 145 120 20-3 4-Φ18 320 160
80 203 195 160 135 22-3 4-Φ18 350 200
100 190 220 180

155

22-3 8-Φ18 390 200
125 254 245 210 185 24-3 8-Φ18 440 240
150 280 280 240 210 24-3 8-Φ23 490 240
200 330 335 295 265 26-3 8-Φ23 620 320
250 380 390 350 320 28-3 12-Φ23 735 320
300 420 440 400 368 28-4 12-Φ23 840 400
350 450 500 460 428 30-4 16-Φ23 955 400
400 480 565 515 482 32-4 16-Φ25 1100 500
450 510 615 565 532 32-4 20-Φ25 1175 500
500 540 670 620 585 34-4 20-Φ25 1440 500
600 600 780 725 685 36-5 20-Φ30 1585 500
700 660 895 840 800 40-5 24-Φ30 1717 900
800 720 1010 905 905 44-5 24-Φ34 1877 900
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