DIN Weld / Clamp / Male Flange Check Valves
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DIN Weld / Clamp / Male Flange Check Valves

Item No.: CV-DIN
Material:
Contact Parts- SS304 or 316L
Sealing Part- EPDM
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Description
Connection Style:
(1) Welded,threaded,clamped,flange
(2) To assure the connection and substitution with imported facilities,all the connection styles with pipe or equipment are made to DIN 11850 standard size.

Technical Parameter
Required differential pressures to turn on the valve that fitted in a vertical pipeline are about
··Max.Pressure for transfer material:10bar
··Max.Temperature:140℃(EPDM)
··Min.Temperature:-10℃
Type Size A B C D Sketch



Weld Check Valves
DN25 25 28 75 70  
                                                                   
DN32 31 34 88 75
DN40 37 40 88 75
DN50 49 52 102 85
DN65 66 70 134 100
DN80 81 85 144 115
DN100 100 104 182 150
DN125 125 129 210 190
DN150 150 154 255 215



Clamp Check Valves
DN25 25 50.5 75 95.4  
                                  
DN32 31 50.5 88 100.4
DN40 37 50.5 88 100.4
DN50 49 64 102 110.4
DN65 66 91 134 125.4
DN80 81 106 144 140.4
DN100 100 119 182 181.8
DN125 125 155 210 246
DN150 150 183 255 271



Male Check Valves
DN25 25 Rd52×1/6” 75 114  
 
DN32 31 Rd58×1/6” 88 119
DN40 37 Rd65×1/6” 88 119
DN50 49 Rd78×1/6” 102 131
DN65 66 Rd95×1/6” 134 150
DN80 81 Rd110×1/4” 144 175
DN100 100 Rd130×1/4” 182 210
DN125 125 Rd160×1/4” 210 261
DN150 150 Rd190×1/4” 255 295



Flange Check Valves
DN25 25 65 83 118  
 
DN32 31 66 83 123
DN40 37 77 100 123
DN50 49 92 110 133
DN65 66 110 127 148
DN80 81 124 142 163
DN100 100 144 162 198
DN125 125 168 190 238
DN150 150 193 215 263
The sizes marked is DIN11850 NO.1 serie, No.2 serie products are also available on request.