Steel Check Valves-DEXI VALVE

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Steel Check Valves

Administer Standard

Design And Manufacture	Face t0 face ／ Endt0 end	Flange Dimension	Pressure Temperature Lating	Inspection And Test
APl6D,ANSI B16.34
BSl868	ANSI B16.10	ANSI B16.5	ANSI B16.34	API 598

Pressure Test

Nominal PressurePN(Lb)	Shell Test		Water seal Test		Air Seal Test
Nominal PressurePN(Lb)	Mpa	Lbf ／ in 。	Mpa	Lbf 。	Mpa	Lbf 。
150	3.1	450	2.2	315	0.5-0.7	60-100
300	7.8	1125	5.6	815
600	15.3	2225	1 1.2	1630
900	23.1	3350	16.8	2440
1500	38.4	5575	28.1	4080

Main Part Materials and Property

Body Cover Disc Hinge Slideway bush	Hinge Pin	Sealing Shim	Sealing Face	Working Temperature	Suitable Medium
WCB	2Crl3	Enhanced Flexible graphite 1 Crl3 ／ Flexible Graphite S ． S ／ Acid-proof asbestos PTFE Tooth profile gasket	13Cr STL With Body Material PTFE Nylon	≤425	Water Steam Petroleum Products Nitric acid Acetic acid Strong oxidative medium Urea acid
WCl				≤450
WC6				≤540
WC9				≤570
C5C12				≤550
CF8	304			≤200
CF8M	316
CF3	304L
CF3M	316L

API Steel Check Valves

H44

150Lb-1500Lb

Dimensions And Weights (mm and inches)

CLASS 150LB
DN NPS	15 l ／ 2	25 1	40 11 ／ 2	50 2	65 2l ／ 2	80 3	100 4	125 5	150 6	200 8	250 l0	300 12
T(RF)	108 4.3	1275	165 65	2038	216 85	241 9.5	2921 1.5	330l 3	3561 4	495 19.5	622 24.5	698 27.5
L(RTJ)	119 4.7	140 5.5	178 7	216 8.5	229 9	254 10	305 12	343 13.5	368 14.5	508 20	635 25	7ll 28
H	130 5.1	140 5.5	l50 6	170 6.8	180 7.1	185 7 4	215 8.5	240 9.5	260 10.3	300 11.9	350 13.9	400 15.8
RF(Kg) Bw(Kg)	8 7	8.2 8	ll 8.5	14 14	19 16	24 24	41 34	58 57	70 63	l50 122	230 175	300 279

CLASS 150LB
DN NPS	350 14	400 16	4501 8	500 20	600 24	700 28	750 30
T(RF)	787 31	864 34	978 38.5	978 38.5	129 551	1448 57	1524 60
L(RTJ)	800 31.5	876 34.5	889 35	99l 39	1308 51.5	1461 57.5	1537 60.5
H	450 17.8	480 19	540 21.3	600 25.6	680 26 8	710 28	790 31.3
RF(Kg) Bw(Kg)	440 368	680 483	690 685	810 720	1080 1150	1450 1300	1620 1450

CLASS 300LB
DN NPS	25l	40l I ／ 2	50 2	65 2 1 / 2	80 3	100 4	125 5	150 6	200 8	250 10	300 12	350 14	400 16	450 18	500 20	600 24	700 28	750 30
T(RF)	216 8.5	241 9.5	267 10.5	292 11.5	31 8 12.5	356 14	400 15.8	444 17.5	533 21	622 24.5	711 28	838 33	864 34	978 38.5	1016 40	1346 53.9	1499 59	1595 62.8
L(RTJ)	229 9	254 10	283 11.1	308 12.1	333 13.1	371 14.6	416 16.4	460 l8.1	549 21.6	638 25.1	727 28.6	854 33.6	879 34.6	994 39.1	l035 40.8	l368 53.9	1524 60	1620 63.8
H	150 5.9	160 6.3	l70 6.8	185 7.4	215 8.5	235 9.3	270 lO.6	300 1l.9	340 13.4	350 13.9	420 16.6	480 18.9	520 20.5	600 23.5	670 26.4	750 29.6	780 30.7	810 31.9
RF(Kg) Bw(Kg)	8.8 8	15 ll	20 15	24 17	38 30	5l 40	80 60	90 68	175 145	210 l80	586 260	580 490	760 640	940 850	l260 110O	1650 1400	1725 l570	l819 1700

CLASS 600LB

DN
NPS

50
2

65
2 1 / 2

80
3

100
4

150
6

200
8

250
l0

300
12

350
14

400
16

450
l8

500
20

600
24

T(RF)

292
ll

330
13

356
14

432
17

559
22

660
26

787
31

838
33

889
35

99l
39

l092
43

1194
47

1397
55

L(RTJ)

295
11.6

333
l3.1

359
l3.1

435
17.1

562
22.1

664
26.1

791
31.1

84l
33.1

892

35.1

994
39.1

1095
43.l

l200
47.3

1407
55.5

H

l75
6.9

200
7.9

230
9.1

295
11.6

360
14.3

400
15.8

460
18.1

520
20.5

560
22.1

650
25.6

730
28.8

800
31.5

900
35.5

RF(Kg) Bw(Kg)

29
26

40
37

50
50

98
85

207
145

387
3lO

580
490

790
670

892752

1200
1020

1600
1350

2220
2050

3000
2720

CLASS 600LB

DN
NPS

50
2

65
21/2

80
3

100
4

150
6

200
8

250
l0

300
12

350
14

400
16

450
l8

500
20

600
24

T(RF)

292
ll

330
13

356
14

432
17

559
22

660
26

787
31

838
33

889
35

99l
39

l092
43

1194
47

1397
55

L(RTJ)

295
11.6

333
l3.1

359
l3.1

435
17.1

562
22.1

664
26.1

791
31.1

84l
33.1

892

35.1

994
39.1

1095
43.l

l200
47.3

1407
55.5

H

l75
6.9

200
7.9

230
9.1

295
11.6

360
14.3

400
15.8

460
18.1

520
20.5

560
22.1

650
25.6

730
28.8

800
31.5

900
35.5

RF(Kg) Bw(Kg)

29
26

40
37

50
50

98
85

207
145

387
3lO

580
490

790
670

892752

1200
1020

1600
1350

2220
2050

3000
2720

CLASS 900LB

DN
NPS

50
2

65
21/2

80
3

100
4

150
6

200
8

250
l0

300
12

350
14

400
16

450
l8

500
20

T(RF)

368
14.5

419
16.5

38l
l5

457
18

610
24

737
29

838
33

965
38

1029
40.5

1130
44.5

l219
48

l321
52

L(RTJ)

371
14.6

422
16.6

384
15.1

460
l8.1

6l3
24.1

740
29.1

84l
33.1

968
38.1

l038
40.9

1140
44.9

l232
48.5

1334
52.5

H

250
9.9

270
10.6

280
1l

310
12.3

380
15

430
17

480
l8.9

560
22

630
24.9

700
27.6

750
29.6

850
33.5

RF(Kg)
Bw(Kg)

69
60

85
70

93
78

145
120

310
265

500
385

772
600

1080
860

l380
1140

1810
l5l0

2400
2050

3500
3100

CLASS 1500LB

DN
NPS

50
2

65
21/2

80
3

100
4

150
6

200
8

250
l0

300
12

350
14

400
16

450
l8

500
20

T(RF)

368
14.5

419
16.5

470
18.5

546
21.5

705
27.8

832
32.8

99l
39

L(RTJ)

371
14.6

422
16.6

473
18.6

549
21.6

7ll
28

84l
33.1

l000
39.4

H

250
9.9

270
l0．6

300
11.9

330
13

450
17.8

500
19.8

560
22.1

RF(Kg)
Bw(Kg)

69
60

93
78

120
90

235
l85

540
450

949
785

1275
1065