Control valves

Self-acting controls

4.5.37

KX43

DN40 and DN50

shown

2

12

6

8

7

3

4

5

1

2

8

15

KY43

8

7

2

12

13

14

3

4

5

1

2

8

15

EN 10213-2 GP240 GH+N

DIN 17243 C22.8

EN 10213-2 GP240 GH+N

BS 970 431 S29

BS 970 431 S29

BS 1449 CS 4

BS 2056 302 S 26

BS 2872 CZ 121

BS 4439 Gr. 8.8

BS 3692 Gr. 8

EN 12449 Cu Sn 6

BS 2874 CZ 121

Materials

No. Part

1 Body

2 Bonnet

3 Valve head

4 Valve seat ring

5 Valve seat gasket

6 Return spring

7 Stem

8 Bonnet gasket

12

Bonnet studs

Bonnet nuts

13 Bellows

14 Bellows gasket

15 Bonnet bush

TI-P078-05 CH Issue 7

Material

DN15 to DN25

DN32 to DN50

DN15 to DN25

DN32 to DN50

Steel

Steel

Steel

Stainless steel

Stainless steel

Mild steel

Reinforced exfoliated graphite

Stainless steel

Brass

Reinforced exfoliated graphite

Steel

Steel

Phosphor bronze

Reinforced exfoliated graphite

Brass

KX43 and KY43 Steel Self-acting Control Valves

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