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Design and production

Flange size

Pressure and temperature

Length of structure

Weld size

Experiment & test

ANSIB16.34 API602

ANSIB16.5

ANSIB1.20.1

ANSIB16.10

ANSIB16.11

API598

Name

Materials

Body/Cap

25

1Cr18Ni9Ti

Gate/valve clack

2Cr13

1Cr18Ni9Ti

valve handle

2Cr13

1Cr18Ni9Ti

seal ring

1Cr13+HF

1Cr18Ni9Ti+STL

packing

Flexible Graphite

PTFE

spacer

18-8/ Flexible Graphite

bolt

35/35CrMo

1Cr18Ni9Ti

Operating temperature

-29～425℃

-40～200℃

Medium

water Steam oil

Nitric acid

DN

L

d

S

L1

T

L2

H

D0

Weight (Kg)

Z41H-16　Z41H-25　Z41H-40　Z11H-16C　Z11H-25　 Z11H-40　 Z61H-16C　Z61H-25　Z61H-40

15

90

13

22.5

10

1/2

15

151

118

6.9

20

100

18

28.5

11

3/4

17

182

130

9.8

25

120

23

34.5

12

1

19

197

150

13.5

32

120

28

43

14

1 1/4

21

201

166

19.5

40

135

36

49

15

1 1/2

21

227

180

28.5

50

155

45

61

16

2

25

253

180

30.3

Z41H-64　 Z11-64　Z61H-64

15

90

13

22.5

10

1/2

15

151

118

7.7

20

100

18

28.5

11

3/4

17

182

130

11.3

25

120

23

34.5

12

1

19

197

150

16.8

32

130

28

43

14

1 1/4

21

212

180

21.2

40

150

36

49

15

1 1/2

21

231

180

32.6

50

155

45

61

16

2

25

253

180

35