Shanghaixiangnuovalveco.ltd

 DN(mm)

600

 PN(MPa)

1.6

PS(MPa)

Strength test 

2.4

Seal test

1.8

Materials & material code

C

P

R

Main parts  

Body

WCB

CF8 304

CF8M 316

Ball

WCB

CF8 304

CF8M 316

Stem

2Cr13

0Cr18Ni9Ti

0Cr17NiMo2

Seal ring

Enforced PTFE, alignment polystyrene   

Packing

PTFE, flexible graphite 

Applicable condition

Applicable medium

Water, steam, oil

Nitric acid

Acetic acid

Applicable temperature

-28¡ãC - 350¡ãC

Actuator

Type

DA/SR, GTD/GTE, QGSY

Air pressure

0.4-0.7MPa

Implementation standard

Design

Face to face

Flange dimension

Pressure temperature

Inspection and test

GB12237

GB12221

/

GB9131

GB13927

DN(mm)

Dimension (mm)

Actuator mode

Three pieces type

Welded type

Socket blast

G

L

d

L

d

D

L

d

D1

A

Optional for DA/SR,QGSY,

SY-CH,GTD/GTE

)

6

1/4

65

11.6

65

11.6

18

65

11.6

14.1~14.3

9.5

10

3/8

65

12.7

65

12.7

18

65

12.7

17.55~17.8

9.5

15

1/2

67

15

67

15.8

24

67

15

21.7~21.95

9.5

20

3/4

82

20

82

20

28

82

20

27.05~27.3

11.1

25

1

91

25

91

25

34

91

25

33.8~34.05

12.7

32

11/4

108

32

108

32

41

108

32

42.55~42.8

14.3

40

11/2

129

38

129

38

49

129

38

48.65~48.9

15.89