WAFER CHECK VALVE STAINLESS STEEL TYPE W409 DIN PN 16

TECHNICAL DESCRIPTION

Stainless steel qfer check valve for installation between connecting flanges, soft sealing PN16.

WORKING FLUID / MEDIUM

• Corrosive fluids, steam, thermal oil, fuel, lubricating oil and flammable hydraulic oils.
• Oil, air, gas, non-flammable hydraulic fluids, boiler feed water, condensate.
• Sea water.

EXECUTION

• NBR O-ring (-40°C to +90°C)
• EPDM O-ring (-40°C to +120°C)
• Teflon – PTFE O-ring (-50°C to +220°C)
• FPM/FKM O-ring (-30°C to +180°C).

OPTIONS

Larger sizes upon request.


Additional information

Materials

1 Body stainless steel 1.4301; 1.4401
2 Valve stainless steel 1.4301; 1.4401
3 Bolt stainless steel 1.4301
4 Schegel stainless steel 1.4301
5 O-ring rubber, PTFE

Features

SPECIFICATION
Standard DIN, ANSI, JIS
Connection between flanges / Wafer
Operation automatically
Closing self-closing
T max. °C 220 °C

 

Dimensions
DN PN Flanges/PN L d1 D Weight (kg)
40 10 10 14 22 94 0.9
50 10 10 14 32 109 1.2
65 10 10 14 40 129 1.5
80 10 10 14 54 144 2.5
100 10 10 18 70 164 3.3
125 10 10 18 92 194 4
150 10 10 20 112 220 4.7
200 10 10 22 154 275 7.8
250 10 10 26 200 330 13
300 10 10 32 240 380 19
350 10 10 38 270 440 35
400 10 10 44 310 490 52
450 10 10 50 360 540 64
500 10 10 56 405 595 75