Beijing Metalco Industry International Co.,Ltd
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Rubber Disc Chekc Valve

   

Face to Face
Flange End
EN1074-3
EN1092-2/BS4504/DIN2532

Main parts and materials

Parts Name 
Material
Body
Ductile Iron
Gasket 
NBR/EPDM
Cover
Ductile Iron
Disc
Carbon steel+EPDM

Outline and connecting measurement

DN
L
D
C
B
N-Ød
50
210
165
125
100
4–19
65
225
185
145
120
4–19
80
247
200
160
133
8–19
100
295
220
180
154
8–19
125
295
250
210
184
8–19
150
360
285
240
210
8–23
200
435
340
295
265
8–23
12–23
250
495
405
350
355
320
12–23
12–28
300
555
460
400
410
370
12–23
12–28
350
615
520
460
470
430
16–23
16–28
400
660
580
515
525
480
16–28
16–31
450
705
640
565
585
550
20–28
20–31
500
755
670
715
620
650
585/610
20–28
20–34

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