Order Data; Order Codes; Order Example - Gemü R91 Betriebsanleitung

5 Order data

5 Order data
The order data provide an overview of standard configurations.
Please check the availability before ordering. Other configurations available on request.

Order codes

1 Type
Dual plate check valve, metal
2 DN
DN 50
DN 65
DN 80
DN 100
DN 125
DN 150
DN 200
DN 250
DN 300
DN 350
DN 400
DN 450
DN 500
DN 600
3 Operating pressure
10 bar
16 bar
4 Connection type
PN 10 / flange EN 1092, face-to-face dimension FTF EN
558-1 series 49 (R90), series 16 (R91)
PN 16 / flange EN 1092, face-to-face dimension FTF EN
558-1 series 49 (R90), series 16 (R91)
PN 25 / flange EN 1092, face-to-face dimension FTF EN
558-1 series 49 (R90), series 16 (R91)

Order example

Ordering option
1 Type
2 DN
3 Operating pressure
4 Connection type
5 Body material
6 Shut-off element material
7 Guide element material
8 Shut-off seal material
9 Spring material
10 Type of design
GEMÜ R91
Code 4 Connection type
R91 PN 40 / flange EN 1092, face-to-face dimension FTF EN
558-1 series 49 (R90), series 16 (R91)
Code
ANSI B16.5, Class 150, face-to-face dimension FTF EN
50
558-1 series 49 (R90), series 16 (R91)
65
5 Body material
80
EN-GJS-400-15 (GGG-40), epoxy coated, RAL 5010
100
(blue) (R91)
125
1.4408 / ASTM A351 / CF8M
150
6 Shut-off element material
200
EN-GJS-400-15 (GGG-40), epoxy coated, RAL 5010
250
(blue) (R91)
300
1.4408 / ASTM A351 / CF8M
350
CC333G / 2.0975 / C954
400
450
7 Guide element material
500
1.4401
600
8 Shut-off seal material
Code
NBR
2
FKM
3
EPDM (WRAS certification)
Code
9 Spring material
2
1.4571
10 Type of design
3
Without
5
Check valve with bonded O-ring
Code
R91 Dual plate check valve, metal
50 DN 50
3 16 bar
3 PN 16 / flange EN 1092, face-to-face dimension FTF EN 558-1 series
49 (R90), series 16 (R91)
2 EN-GJS-400-15 (GGG-40), epoxy coated, RAL 5010 (blue) (R91)
2 EN-GJS-400-15 (GGG-40), epoxy coated, RAL 5010 (blue) (R91)
6 1.4401
W EPDM (WRAS certification)
6 1.4571
Without
24 / 40
Description
www.gemu-group.com
Code
6
D
Code
2
4
Code
2
4
G
Code
6
Code
N
V
W
Code
6
Code
2577