Two-piece Body,Floating Ball,Buint-in ISO5211 direct mounting pad
Full silicasol technology
Full bore,Blow out Proof Stem
Fire safe design
Anti-static devices for ball-stem body
Double stem sealing to comply with TA-LUFT requirements
Pre-Load 2 belleville washer to self-adjust packing
Material of Body &Cap:WCB CF8(304) CF3(304L) CF8M(316) CF3M(316L)
ANSI Standards application
Design and Manufacture: API 608,ASME B16.34 Face to face(end to end): ASME B16.10
Flanged connection:ASME B16.5
Fire-safe: API 607,4th 1993
Test and inspection: API 598,API 6D
DIN Standards application
Design and Manufacture: DIN3357/1 EN12516-1
Face to face(end to end): DIN3202 F1(DN15-DN100) F7(DN125-DN200)
Flanged connection: DIN2545 EN1092
Fire-safe: API 607,4th 1993
Test and inspection: DIN3230/3 EN12266
Main parts and materials
No. |
Parts Description |
Material |
1 |
Body |
CF8M |
CF8 |
WCB |
Ti |
2 |
Bonnet |
CF8M |
CF8 |
WCB |
Ti |
3 |
Ball |
SS316 |
SS304 |
Ti |
4 |
Seat |
PTFE RPTFE PPL |
5 |
Nut |
A193-B8 |
A193-B7 |
A193-B8 |
6 |
Stem |
SS316 |
SS304 |
2Gr13 |
Ti |
7 |
Anti-Static |
SS304 |
8 |
Thrust Washer |
PTFE Expanded Graphite |
9 |
Packing |
PTFE Expanded Graphite |
10 |
Transition Washer |
RPTFE Expanded Graphite |
11 |
Packing Ring |
SS304 |
12 |
Belleville Washer |
SS304 |
13 |
Nut |
SS304 |
14 |
Loose Resistant Cover |
SS304 |
15 |
Nut |
SS304 |
16 |
Handle (1/2"~3") |
SS304 |
17 |
Handle Cover (1/2"~3") |
Plastic |
18 |
Stop Plate (1/2"~3") |
SS304 |
19 |
Seal Washer |
PTFE Expanded Graphite |
20 |
Steel Tube (4"~8") |
Galvanizde Steel Tube |
21 |
Spanner (4"~8") |
CF8 |
22 |
Stop Bolt |
SS304 |
Pneumatic actuator
RT series pneumatic actuators
It can be mounted the accessories as follow:
Limit switch
Air filter regulator
Manual override
Solenoid valve |