Feature：
1. Small resistance for liquid: same section for ball valve and pipeline, the passage ues are connecting, the liquid resistance is low when meduim pass by the body.
2. Seat use high strenghth PTFE material to ensure the nice sealing and reliablity.
3.Long durability, body and seat use austenitic stainless steel, seat use PTFE to guarantee the nice anti-corrosion function and improve the durability.
Standard:
DESIGN & MANUFACTURING:API 6D & API 608
Face to Face Dimension: ANSI B 16.10
Flanged End Dimension : ANSI B 16.5
Testing & Inspection: API 598
Structure：
Main parts material:
|
Body、Bonnet
|
ASTM
|
WCB
|
CF8
|
CF8M
|
WC9
|
|
Ball
|
ASTM
|
WCB
|
CF8
|
CF8M
|
WC9
|
|
Stem
|
ASTM
|
420
|
304
|
316
|
F22a
|
|
Seat
|
ASTM
|
420
|
304
|
316
|
F22a
|
|
Packing
|
ASTM
|
Soft Graphite
|
Soft Graphite
|
Soft Graphite
|
Soft Graphite
|
|
Bolt
|
ASTM
|
A193 B7
|
A320 B8
|
A193 B8M
|
F22a
|
|
Nut
|
ASTM
|
A194 2H
|
A194 8
|
A194-8M
|
A194-4
|
Dimensions
|
Nominal pressure(PN)
|
Nominal diameter(DN)
|
Size(mm)
|
|
L
|
Lo
|
D
|
K
|
d
|
Y
|
b
|
Z-dO
|
Hw
|
Hd
|
|
Class 150
|
2"
|
260
|
130
|
152
|
120.5
|
92
|
-
|
19
|
4-ф19
|
205
|
265
|
|
2(1/2)"
|
320
|
160
|
178
|
139.5
|
105
|
-
|
23
|
4-ф19
|
245
|
295
|
|
3"
|
320
|
160
|
190.5
|
152.5
|
127
|
-
|
24
|
4-ф19
|
305
|
345
|
|
4"
|
370
|
185
|
229
|
190.5
|
157
|
-
|
24
|
8-ф19
|
340
|
420
|
|
5"
|
510
|
255
|
254
|
216
|
186
|
-
|
24
|
8-ф22
|
425
|
465
|
|
6"
|
510
|
255
|
279
|
241.5
|
216
|
-
|
26
|
8-ф22
|
450
|
505
|
|
8"
|
580
|
290
|
343
|
298.5
|
270
|
-
|
29
|
8-ф22
|
530
|
525
|
|
10"
|
670
|
335
|
406
|
362
|
324
|
-
|
31
|
12-ф25
|
630
|
565
|
|
12"
|
760
|
380
|
483
|
432
|
381
|
-
|
32
|
12-ф25
|
580
|
630
|
|
14"
|
850
|
425
|
533
|
476
|
416
|
-
|
35
|
12-ф29
|
625
|
675
|
|
16"
|
980
|
490
|
597
|
540
|
470
|
-
|
37
|
16-ф29
|
670
|
710
|
|
18"
|
1080
|
540
|
635
|
578
|
533
|
-
|
40
|
16-ф32
|
705
|
770
|
|
20"
|
1220
|
610
|
699
|
635
|
584
|
-
|
43
|
20-ф32
|
765
|
825
|
|
24"
|
1360
|
680
|
813
|
749.5
|
692
|
-
|
48
|
20-ф35
|
840
|
945
|
|
28"
|
1750
|
875
|
927
|
864
|
800
|
-
|
71
|
28-ф35
|
1050
|
1110
|
|
32"
|
1850
|
925
|
1060
|
978
|
914
|
-
|
81
|
28-ф41
|
1125
|
1220
|
|
36"
|
2050
|
1025
|
1168
|
1086
|
1022
|
-
|
90
|
32-ф41
|
1260
|
1315
|
|
40"
|
2150
|
1075
|
1289
|
1200
|
1124
|
-
|
90
|
36-ф41
|
1325
|
1385
|
|
48"
|
2450
|
1225
|
1511
|
1422
|
1359
|
-
|
108
|
44-ф41
|
1395
|
1450
|