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Cast Steel Ball Valves - Trunnion Ball Type Class 150 / 300 / 600 / 900 / 1500 / 2500
Two-piece or three-piece body body, Full port or reduced port, Blowout-proof stem, Fire-safe,
Anti-static.
Description:  
Design and manufacture: API 6D, API 608 and
End flange dimensions: s:ANSI B16.34 or BS5351
Test and inspection: API6D, API 598.
Face to face dimensions: ANSI B16.10
End flange dimensions: 2"~24" to ANSI B16.5
End flange dimensions: over 26" to MSS SP-44 or End flange dimensions: API 605
Butt-welding ends: ANSI B16.25
Fire safe: API607, API6FA
Size: 2" - 28"  
Material: WCB, LCB,CF8, CF8M, CF3 and CF3M etc.
   
Type of operation: lever, gear, electric or pneumatic
Type of operation: actuator etc.
 
 
Standard materials of parts
No.
Parts
Carbon Steel
Stainless Steel
WCB
LCB
CF8
CF8M
CF3
CF3M
1
Body
A216 WCB
A352 LCB
A351 CF8
A351 F8M
A351 CF3
A351 CF3M
2
L-body
A216 WCB
A352LCB
A351 CF8
A351 F8M
A351 CF3
A351 CF3M
3
R-body
A216 WCB
A352LCB
A351 CF8
A351 F8M
A351 CF3
A351 CF3M
4
Ball
A105/Ep. Cr
A182 304
A351 CF8
A351 CF8M
A351 CF3
A351 CF3M
5
Stem
A182 F6
A182 F6
A182 F304
A182 F316
A182 F304L
A182 F316L
6
Seat
A182 F6
A182 F6
A182 F304
A182 F316
A182 F304L
A182 F316L
7
Seat ring
PTFE, POM or HF(Co-CrA)
8
Gasket
PTFE or flexible graphite and stainless steel
9
O-ring
VITON
VITON
VITON
VITON
VITON
VITON
10
Trunnion
A182 F6
A182 F6
A182 F304
A182 F316
A182 F304L
A182 F316L
11
Spring
AISI 6150 / 17-17PH (inconel for NACE) / Ni-Cr Alloy
12
Drain plug
A182 F6
A182 F6
A182 F304
A182 F316
A182 F304L
A182 F316L
13
Bolt
A193B7 / A320L7 / A193B8 / A193B8M
14
Stem beating
PTFE or stainless steel and graphite
15
Stem seat
PTFE
PTFE
PTFE
PTFE
PTFE
PTFE
16
Small spring
17-17PH (inconel for NACE) / Ni-Cr Alloy
17
Small ball
A182 F304 / A182F316
18
Trunnion beating
PTFE or stainless steel and graphite
19
Plug
A105
A182 F6
A182 F304
A182 F316
A182 F304L
A182 F316L
20
Spring seat
A105
A182 F6
A182 F304
A182 F316
A182 F304L
A182 F316L
21
Bonnet bolt
A193B7 / A320L7 / A193B8 / A193B8M
22
Bonnet nut
A194 2H / A194 4 / A194 8
23
Pin
Carbon steel or alloy steel
24
Gland
A182 F6
A182 F6
A182 F304
A182 F316
A182 F304L
A182 F316L
25
Gland flange
A216 WCB
A352LCB
A351 CF8
A351 CF8M
A351 CF3
A351 CF3M
26
Stem packing
PTFE or flexible graphite
27
Bonnet
A216 WCB
A352LCB
A351 CF8
A351 CF8M
A351 CF3
A351 CF3M
 
 

  Shenzhen Front Valve Co., Ltd. All rights reserved.
Add.: Room A-1506, Yulongyuan, Nanxin Road, Nanshan, Shenzhen, China
Tel: 86-755-86191059 / 86197670      Fax: 86-755-86197665
http://www.frontvalve.com      Emai: info@frontvalve.com