Applicable standards:

STEEL CHECK VALVES, API6D/BS1868
STEEL CHECK VALVES,ISO 14313
STEEL VALVES,ASME B16.34
FACE TO FACE,ASME B16.10
END FLANGES,ASME B16.5
BUTTWELDING ENDS, ASME B16.25
INSPECTION AND TEST, API 598/API 6D

Design description:

BB, BOLTED BONNET CAP
SWING TYPE, ANTI-ROTATION DISC
RENEWABLE SEAT RINGS
NON-PENETRATE DISC SHAFT
HORIZONTAL OR VERTICAL SERVICE
FLANGED OR BUTTVVELDING ENDS

Materials of Parts

NO Part Name ASTM Material
Carbon Steel 1 ¼Cr-½Mo Carbon Steel
1 Body A216-WCB A217-WC6 A351-CF8M
2 Bonnet Cap A216-WCB A217-WC6 A351-CF8M
3 Dise A105-HF A182-F11+HF A351-CF8M+HF
4 Hinge A216-WCB A217-WC6 A351-CF8M
5 Seat Ring A105+HF A182-F11+HF A240-316+HF
6 Hinge Pin A276-420 A276-304 A276-316
7 Bonnet Gasket1) Steel Ring 304SS Ring 316SS Ring
8 Adapter Ring Carbon Steel A276-420 A276-316
9 Retainer Carbon Steel A276-420 A276-316
10 Bonnet Clamp Carbon Steel Alloy Steel Stainless Steel
11 Bonnet Stud A193-B7 A193-B7 A193-B8M
12 Bonnet Stut Nut A194-2H A194-2H A196-8M
13 Eyebolt Carbon Steel
Note:
1).Graphite optional.
2).Disc and seat ring may either be solid facing material or a base material equal to or
better than the body/bonnet material with facing as shown.

Dimensions Data

1

NPS

DN

2

50

2 ½

65

3

80

4

100

6

150

8

200

10

250

12

300

14

350

16

400

18

450

20

500

24

600

In

mm

ANSI Class 1500Lb
L1

(BW)

8.50

216

10.00

254

12.00

305

16.00

406

22.00

559

28.00

711

34.00

864

39.00

991

42.00

1067

42.99

1092

47.99

1219

52.00

1321

60.98

1549

In

mm

L

(RF)

14.50

368

16.50

419

18.50

470

21.50

546

27.75

705

32.75

832

39

991

44.5

1130

49.5

1257

44.48

1130

47.99

1219

52.00

1321

60.98

1549

In

mm

L2

(RTJ)

14.62

371

16.62

422

18.62

437

21.62

549

28.00

711

33.12

842

39.38

1000

45.12

1146

50.25

1276

44.88

1140

48.50

1232

52.51

1334

61.73

1568

In

mm

H 9.50

240

9.50

240

11.88

300

15.38

390

18.00

455

20.62

525

24.00

610

27.00

685

30.00

760

30.00

762

33.97

863

36.96

939

41.96

1066

In

mm

(d) 47 57 69 92 136 177 222 263 288 330 371 415 498 mm
WT

(kg)

22

44

37

61

45

110

78

155

245

378

530

675

815

1160

1213

1710

1555

2315

3250

2200

3960

2600

4400

2700

6800

4100

RF

BW

 

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