Home About Us Products Downloads Contact Us Site Map

Click for complete catalog.

Click for this section of catalog.
DIMENSIONAL

____________________________________________________________________________________________________

COMPONENT IDENTIFICATION



NO

NAME OF PART

1

BODY

2

COVER

3

PISTON

4

SEAT

5

LINER

6

PISTON RINGS

*7

CHECK VALVE (with ball)

*8
ORIFICE PLUG

9
STUDS

10
HEX NUTS

11
BODY - COVER - LINER GASKET

*12
BLEEDER PLUG

13
DRAIN PLUG

14
API RING GASKET

15
SEAT LOCKING PIN

16
IDENTIFICATION PLATE

*17
LIFTING EYE BOLTS

____________________________________________________________________________________________________

DESIGN AND MANUFACTURING STANDARDS

Basic Design

API 6D

Shell Wall Thickness

ANSI B16.34

Face to Face Dimension

As stated

Flange End Dimension

ANSI B16.5

Inspection & Testing

API 6D


BILL OF MATERIALS

NO

NAME OF PART

MATERIAL

1

BODY

CAST CARBON STEEL, ASTM A-216 WCB

CAST ALLOY STEEL, ASTM A-487-N

2

COVER

FORGED STEEL, ASTM A-105-GR. 1

FORGED STEEL, ASTM A-105-GR. 2

3

PISTON

11 - 13% CHROME ALLOY (165 BRINELL HARDNESS)

4

SEAT

11 - 13% CHROME ALLOY (250 BRINELL HARDNESS)

5

LINER

ALLOY IRON (HARD CHROME LINED)

6

PISTON RINGS

CAST IRON (CHEMICALLY TREATED)

*7

CHECK VALVE (with ball)

STAINLESS STEEL WITH CHROME-STEEL BALL

*8
ORIFICE PLUG (with orifice)

.25" STAINLESS STEEL

9
STUDS

ASTM A-193-GR 87

10
HEX NUTS

ASTM A-194-GR 2

11
BODY - COVER - LINER GASKET

GRAPHITE ASBESTOS

*12
BLEEDER PLUG

.25" NPT STEEL (CHEMICALLY TREATED)

13
DRAIN PLUG

.25" NPT STEEL

14
API RING GASKET

SOFT IRON

15
SEAT LOCKING PIN

STAINLESS STEEL

16
IDENTIFICATION PLATE

CAST ALUMINUM

*17
LIFTING EYE BOLTS

STEEL
* Indicates parts interchangeable in all sizes.
Note: Available in other materials upon request.

CLASS 300 - Cast Steel Piston Check Valves
DIMENSIONS & WEIGHTS

SIZE

in
1
1.5
2

3

4

6

8

10

12

14

16

mm
25
38
51

76

102

152

203

254

305

356

406

A1
(RF)

in
7.5
11.25
10.25
14.75
17.625
19.375
22.5
29.625
32
35.25
39.125

mm
191
286
260
375
448
492
572
752
813
895
994

A2
(RTJ)

in
-
-
-
-
-
-
-
-
-
-
-

mm
-
-
-
-
-
-
-
-
-
-
-

H1

in
2.25
3.25
3.25
4.875
5
6.75
9.25
11.75
13.25
14.875
17

mm
57
83
83
124
127
171
235
298
337
378
432

H2

in
5.875
8.5
8.5
10.25
12.5
17.5
20.125
23.75
24.375
27.25
30.125

mm
149
216
216
260
318
445
511
603
619
692
765

WGT
(RF)

lb
45
78
80
155
250
415
750
1300
1660
2500
3100

kg
20
35
36
70
114
187
341
591
755
1136
1409

CLASS 600 - Cast Steel Piston Check Valves
DIMENSIONS & WEIGHTS

SIZE

in
1
1.5
2

3

4

6

8

10

12

14

16
18
20
24

mm
25
38
51

76

102

152

203

254

305

356

406
457
508
559

A1
(RF)

in
8
11.25
11
14.75
18.5
20.75
24
30.875
33.625
37
41.25
46
55.5
60

mm
203
286
279
375
470
527
610
784
854
940
1048
1168
1410
1524

A2
(RTJ)

in
8.125
11.25
11.125
14.875
18.125
20.875
24.125
31
33.75
37.125
41.375
46.125
55.625
60.125

mm
206
286
283
378
461
530
613
787
857
943
1051
1172
1413
1527

H1

in
2.5
3.25
3.25
5.25
5.375
7
9.25
11.75
13.125
14.875
17
19.25
20.875
22.125

mm
64
83
83
133
137
178
235
298
333
378
432
489
530
561

H2

in
5.875
8.5
8.5
10.25
12.125
18
20.25
24.25
25.125
28.125
31.25
32.875
35.25
38.779

mm
149
216
216
260
308
457
514
616
638
714
794
835
895
985

WGT
(RF)

lb
50
80
85
175
290
550
810
1650
2450
2900
3700
4600
7900
10200

kg
23
36
39
80
132
250
368
750
1114
1318
1682
2091
3591
4636

CLASS 900 - Cast Steel Piston Check Valves
DIMENSIONS & WEIGHTS

SIZE

in
1
1.5
2

3

4

6

8

10

12

mm
25
38
51

76

102

152

203

254

305

A1
(RF)

in
11.25
13.625
13.625
14.875
19.375
21.875
24.875
31.375
33.875

mm
286
346
346
378
492
556
632
797
860

A2
(RTJ)

in
11.375
13.75
13.75
15
19.5
22
25
31.5
34

mm
289
349
349
381
495
559
635
800
864

H1

in
3.5
4.25
4.25
6
5.75
7.5
9.25
11.75
13.375

mm
89
108
108
152
146
191
235
298
340

H2

in
7.25
9.125
9.25
11.5
13
18.5
21.125
25.5
24.5

mm
184
232
235
292
330
470
537
648
622

WGT
(RF)

lb
100
115
135
235
335
790
1285
1950
2800

kg
42
52
61
107
152
359
584
886
1273

CLASS 1500 - Cast Steel Piston Check Valves
DIMENSIONS & WEIGHTS

SIZE

in
1
1.5
2

3

4

6

8

10

12

14

mm
25
38
51

76

102

152

203

254

305

356

A1
(RF)

in
11.25
13.625
13.625
17.25
20.25
24
32.375
34.375
41
50.5

mm
286
346
346
438
514
610
822
873
1041
1283

A2
(RTJ)

in
11.25
13.75
13.75
17.325
20.375
24.25
32.75
35
41.675
51.25

mm
286
349
349
440
518
616
832
889
1059
1302

H1

in
3.5
4.25
4.25
6
6.25
7.75
9.25
12.5
14.25
14.25

mm
89
108
108
152
159
197
235
318
362
362

H2

in
7.25
9.25
9.25
11.125
13.25
19
21.625
25.75
26.875
28.25

mm
184
235
235
283
337
483
549
654
683
718

WGT
(RF)

lb
110
115
145
295
480
940
1835
3620
5100
6480

kg
50
52
66
134
218
427
834
1645
2318
3110

CLASS 2500 - Cast Steel Piston Check Valves
DIMENSIONS & WEIGHTS

SIZE

in
1
1.5
2

3

4

6

8

10

mm
25
38
51

76

102

152

203

254

A1
(RF)

in
12.25
14.875
14.875
20.25
23.125
32
37.375
40.375

mm
311
378
378
512
587
813
949
1026

A2
(RTJ)

in
12.25
15
15
20.5
23.5
32.5
38
40.25

mm
311
381
381
521
597
826
965
1022

H1

in
3.5
4.625
4.625
6
7
9.5
10.625
13.25

mm
89
117
117
152
178
241
270
337

H2

in
8.5
10.875
10.875
12.5
15
18.75
23.25
23.25

mm
216
276
276
318
381
476
591
591

WGT
(RF)

lb
130
145
170
430
730
1865
3500
4380

kg
59
66
77
195
332
848
1591
1991


Home | About Us | Products | Downloads | Contact Us | Site Map

Copyright 2006 © Southern California Valve