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DN

25

32

40

50

Nominal pressurePN (MPa)

ANSI1500, 2500 or PN25, 32MPa

Kv value

6.5

8.5

12.8

16

Rated stroke (mm)

20

25

No.

Name

Materials

No.

Name

Materials

No.

Name

Materials

1

Joint pipe

20# forge

6

Body

20# forge

11

round nut

45

2

Short pieces

20# forge

7

round pin

316

12

packing cap

304

3

Throttling component

9Cr18MoV nitriding

8

valve handle

2Cr13 nitriding

13

pressing sheet

20

4

valve spool jacket

9Cr18MoV nitriding

9

packing baffle ring

304

14

Stud

35CrMo

5

valve spool

9Cr18MoV nitriding

10

packing

JM397

15

hexagonal nuts

35