Pipeline ancillaries Ball valves
10
Operating torque (N m) DN
The torque figures shown are for a valve at maximum operating pressure that is operated frequently. Valves that are subject to long static periods, may require greater break- out torque.
50 65 80 100 150 200
N m
40 50 70 200 600 750
Safety information, installation and maintenance For full details see the Installation and Maintenance Instructions supplied with the product.
How to order
Seats
S = PDR 0.8
Size Model Seats Material
Example: 1 off Spirax Sarco DN80 flanged EN 1092 PN16 F1 M31S2 ISO ball valve.
Specify:
2 = Carbon steel 3 = Stainless steel
Body material
Spare parts The spare parts available are shown in solid outline. Parts drawn in a grey line are not supplied as spares.
Available spares Seats, stem seals and body gasket set
5, 6, 7, 21
How to order spares Always order spares by using the description given in the column headed 'Available spares' and state the size and type of ball valve. Example: 1 - Seat, stem seals and body gasket set for a Spirax Sarco DN80 flanged EN 1092 PN16 F1 M31S2 ISO ball valve.
7
21
7.3.134
10.3 121
6
5
5
TI-P133-28 CMGT Issue 11
Page 5 of 5
M31S ISO Full Bore Ball Valve DN50 to DN200 DIN PN16 (F1 and F4)
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