FLANGE-CONNECTION FLOATING BALL VALVE
A. FLANGE-CONNECTION FLOATING BALL VALVE SPECIFICATIONS
Applicable medium: Water, gas, oil product, natural gas and corrosive mediums such as acids, alkali etc.
Applicable temperature: -196~350
Driving means: manual, pneumatic, motor and hydro-dynamic etc.
Inside nominal diameter:DN15~250mm (1/2" - 10")
B. FLANGE-CONNECTION FLOATING BALL VALVE BRIEF FIGURE OF STRUCTURE
Q41F Flange-connection Floating Ball Valve
C. FLANGE-CONNECTION FLOATING BALL VALVE TECHNICAL SPECIFICATIONS
| Design reference |
GB series |
API series |
| Design standard |
GB/T12237 |
API 6D |
ANSI B16.34 |
| Flange-connection |
GB/T12221 |
API 6D |
ANSI B16.10 |
| Structural length |
GB/T15188.1 |
API 6D |
ANSI B16.10 |
| Connecting flange |
GB/T9113 |
ANSI B16.5. B16.47 |
| Butt-welding ends |
GB/T12224 |
ANSI B16.25 |
| Test & Inspection |
GB/T9092 |
API 6D |
API598 |
D. FLANGE-CONNECTION FLOATING BALL VALVE MAIN PARTS AND MATERIALS
| NO. |
Accessory name |
Material |
| GB |
ASTM |
| 1 |
Body |
WCB |
A216-WCB |
| 2 |
Sealing Ring |
PTFE |
PTFE |
| 3 |
Globe Ball |
1Cr18Ni9Ti |
SS304 |
| 4 |
Nut |
35 |
A194-2H |
| 5 |
Stud |
35Crmoa |
A193-B7 |
| 6 |
Bonnet |
WCB |
A216-WCB |
| 7 |
Gasket |
Graphite+ taintlesssteel |
B12.10-304/F.G |
| 8 |
Stuffing |
PTFE |
PTFE |
| 9 |
Gland |
WCB |
A216-WCB |
| 10 |
Locating piece |
25 |
A 105 |
| 11 |
Ring |
65Mn |
AISI 1066 |
| 12 |
Wrench |
Kt33 |
A47-667 Gr.32510 |
| 13 |
Stemt |
1Cr33 |
A276-410 |
Stem
Screw
Gasket
| 14 |
Screw |
35 |
A193-B7 |
| 15 |
Gaske |
PTFE |
PTFE |
E. FLANGE-CONNECTION FLOATING BALL VALVE TEST PRESSURE
| Pressure grade |
Test pressure (Mpa) |
| Nominal pressure |
Pound (class) |
Shell test |
Sealing test |
| 1.0 |
- |
1.5 |
1.1 |
| 1.6 |
- |
2.5 |
1.76 |
| 2.5 |
- |
3.8 |
2.75 |
| 4.0 |
- |
6.0 |
4.4 |
| 6.4 |
- |
9.6 |
7.04 |
| - |
150 |
3.0 |
2.2 |
| - |
300 |
7.6 |
5.6 |
| - |
600 |
15.0 |
11.0 |
| - |
10K |
2.4 |
1.5 |
| - |
20K |
5.8 |
4.0 |
