Product Handbook 2026 - Volume 2

Pipeline ancillaries Ball valves

10

Dimensions/weights (approximate) in mm and kg PN40 DIN 3202 F4 flanges Size A B C D E FWeight DN15 115 57 162 95 95 13 2.5 DN20 120 60 162 105 95 13 3.2 DN25 125 62 162 115 101 19 4.0 DN32 130 65 182 140 106 25 5.5 DN40 140 70 186 150 118 30 6.9 DN50 150 75 186 165 123 37 9.3 DN65 170 79 278 185 144 50 13.4 DN80 180 91 417 200 157 57 17.7 DN100 190 98 517 235 172 75 25.0

Kv values DN

15

20

25

32

40

Kv

10

10

30

40

81

DN

50

65

80

100

Kv

103

197

248

581

For conversion Cv (UK) = Kv x 0.963 Cv (US) = Kv x 1.156

Operating torque (N m) DN 15 20

25

32

40

B

C

N m

8

8

15

21

30

DN

50

65

80

100

E

N m

35

50

80

120

Note: The torque figures shown are for a valve that is frequently operated at the maximum operating pressure. Valves that are subject to long static periods, may require a greater break-out torque.

ØF

ØD

DN15 TO DN50

A

B

C

E

ØF

ØD

DN65 TO DN100

A

10.3 147

Safety information, installation and maintenance For full details see the Installation and Maintenance Instructions supplied with the product (IM-P798-01). Welding Only the models that have connections designed for welding (SW, BW, Imperial Tube connections) should be welded. Valves with flanged connections must not be welded to avoid damages to the valve and/or injury to personnel.

How to order 1 off Spirax Sarco DN50 M21ECFi4 ball valve having flanged EN 1092 PN40 connections.

TI-P798-02 CMGT Issue 1

Page 5 of 7

M21ECFi4 Food + Reduced Bore Ball Valve DN15 to DN100 Flanged PN40

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