Applicable standards:

STEEL CHECK VALVES, API 602
STEEL VALVES,ASME B16.34
END TO END„ MANUFACTURER STANDARD
FACE TO FACE, FLANGED, ASME B 16.10
END FLANGES,ASME B16.5
BUTTWELDING ENDS,ASME B16.25
SOCKET -WELDING ENDS, ASME B16.11
SOREWED ENDS, ASME B 1.20.1
INSPECTION AND TEST,API 598

Design description:

BOLTED BONNET CAP
CHOICE OF WB, WELDING BONNET
LIFT SWING WIDE
SEAT RINGS INTEGRAL WITH BODY OF LIFT
HORIZONTAL OR VERTICAL SERVICE
SOCKET WELD ENDS
SW, SOCKET -WELDING ENDS
SC, SCREWED ENDS
BW, BUTT WELDING ENDS
FLANGED ENDS

Materials of Parts

NO Part Name ASTM Material
C-SI 16Cr 12NI-2Mo 1¼Cr – ½Mo-Si
1 Body A105 A182-F316 A182 -F11
2 Bonnet A105 A182 -F316 A182 -F11
3 Disc A182-F6a Al 82-F316 Al 82-F6a+HF
4 Hinge A276-410 A276-316 A276-410
5 Seat1) A276-410 A182-F316+HF A276-410+HF
6 Bonnet Gasket2) GraphIte+304 Graphite+316 Graphlte+304
7 Bonnet Stud A193-B7 A 193+304 A193-816
Note:
1). Lift type check valve seat ring integral with body.
2).Spiral wound graphite.

Dimensions Data

NPS

DN

Unit L11) L

(Flanged Ends)

d SW SC H

(Open)

WT2)

(Kg)

150Lb 300Lb 600Lb D B NPT S
3/8

10

In

mm

3.12

79

4.00

102

6.00

152

6.50

165

0.354

9

0.693

17.6

0.378

9.6

3/8 0.540

13.6

2.40

61

3.8/2.8
1/2

15

In

mm

3.12

79

4.25

108

6.00

152

6.50

165

0.354

10

0.858

21.8

0.378

9.6

1/2 0.535

13.6

2.40

61

5.6/3.4
3/4

20

In

mm

3.62

92

4.62

117

7.00

178

7.60

190

0.512

13

1.087

27.1

0.500

12.7

3/4 0.647

13.9

2.40

61

7.8/4.7
1

25

In

mm

4.38

111

5.00

127

8.00

203

8.50

216

0.689

17.5

1.331

33.8

0.500

12.7

1 0.681

17.3

3.07

78

12.5/9.2
1 ¼

32

In

mm

4.75

120

5.50

140

8.50

216

9.00

229

0.906

23

1.677

42.6

0.500

12.7

11/4 0.709

18

3.31

84

17/10.5

40

In

mm

4.76

120

6.50

165

9.00

229

9.50

241

1.142

30

1.917

48.7

0.500

12.7

11/2 0.724

18.4

10.25

3.98

23.5/13.3
2

50

In

mm

5.50

140

8.00

203

10.50

267

11.50

292

1.378

35

2.406

61.1

0.626

15.9

2 0.756

19.2

4 .72

120

38.61-1-8.9

Notes: 1) BW, SW or SC.
2) 600Lb-RF/800Lb-(BW/SWISC).

 

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