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Product Name:Top Entry Ball Valve

Cast Steel Top Entry Ball Valve 

Top entry assembly can be repaire, maintaince and check, fireproof design for safe pipeline, metal to metal or PTFE sealing, long life, wide temperature range. It is widely used for the pipe system of gas, oil transproting and the pipes system in serious in serious conditions.

Technical character and standards compliance 
1. Unibody design
2. Blow out proof stem, fire-proof and anti static design
3. Design and manufacture: API 6D
4. Face to face: ASME B16.34, BS5351
5. Flange dimensions: ASME B16.5 (MSS SP-44)
6. Temperature&pressure rating: ASME B16.34, BS5351
7. Inspection and test: API 598, API 6D
8. Valve operator: handle, gearbox, electric

Main materials

Part name
Material
Body/Bonnet
WCB, LCC, LCB, CF8, CF8M, CF3, CF3M
Ball
A105+ENP, A105+HCr, A105+Tungsten Carbide, 2Cr13, 304, 316, 304L, 316L
Seat
PTFE, 2Cr13, Stellite

Dimensions (mm) and weight for ANSI Class 150
SIZE
2"
2-1/2"
3"
4"
6"
8"
10"
12"
14"
16"
20"
24"
28"
(DN)
50
65
80
100
150
200
250
300
350
400
500
600
700
L (RF&BW)
178
190
203
229
394
457
533
610
686
762
914
1143
1245
H1
65
74
88
100
150
185
230
265
300
345
420
490
580
H
445
495
545
560
675
700
800
885
1005
1035
1255
1430
1680
W
200
300
300
300
400
500
600
600
650
650
700
800
800
Weight (kg)
30
45
57
100
215
407
560
710
860
1100
1931
3200
4600

Dimensions (mm) and weight for ANSI Class 300
SIZE
(DN)
2"
21/2"
3"
4"
6"
8"
10"
12"
14"
16"
20"
24"
28"
50
65
80
100
150
200
250
300
350
400
500
600
700
BORE DIAMETER
51
65
76
102
152
203
254
305
337
387
489
591
686
L
216
241
283
305
403
502
568
648
762
838
991
1143
1346
H1
65
74
88
100
150
185
230
265
300
345
420
490
580
H
445
495
545
560
675
700
800
885
1005
1035
1255
1430
1680
W
200
300
300
300
400
500
600
600
650
650
700
800
800
Weight (kg)
36
52
75
130
250
550
680
890
1080
1450
2500
4200
5900

Dimensions (mm) and weight for ANSI Class 600
SIZE
(DN)
2"
21/2"
3"
4"
6"
8"
10"
12"
14"
16"
20"
24"
28"
50
65
80
100
150
200
250
300
350
400
500
600
700
BORE DIAMETER
51
65
76
102
152
203
254
305
337
387
489
591
686
L
292
230
356
432
559
660
787
838
889
991
1194
1397
1549
H1
75
80
93
110
160
200
240
275
320
365
440
500
610
H
470
520
570
585
700
735
840
935
1060
1070
1300
1480
1740
W
200
300
300
300
400
500
600
600
650
650
700
800
800
We are professional for this item. If you have any requirements, please do not hesitate to contact us.

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