Original
By certification 
Fujian Province Datong Reciprocity Valve Co.,Ltd is a leading China 8-inch-2-piece-cast-steel-trunnion-ball-valve manufacturer and supplier, and as a professional company, we have productive factory to offer you good price and service.
8 INCH 2 PIECE CAST STEEL TRUNNION BALL VALVE
STANDARDS:
1. DESIGN AND MANUFACTURE: |
BS 5351/API 608/API 6D/ASME B16.34 |
2. FACE TO FACE DIMENSIONS: |
ASME B16.10/API 6D |
|
3. FLANGE ENDS DIMENSIONS: NPS1/2”-24” |
|
ASME B16.5 | |
4. NPS 26”& ABOVE: |
ASME B16.47 |
5. BW ENDS DIMENSIONS: |
ASME B16.25 |
6. PRESSURE-TEMPERATURE RATINGS: |
ASME B16.34 |
7. FIRE SAFE DESIGN: |
API 607/API 6FA |
8. NORMAL PRESSURE: |
CLASS 150~1500 |
9. NORMAL DIAMETER: |
NPS 2″~36″ |
ITEM |
PART NAME |
MATERIAL |
1 |
BODY |
A216 WCB |
2 |
SEAT RING |
A105+ENP |
3 |
SEAT INSERT |
PTFE/RPTFE/NYLON |
4 |
SCREW |
A193 B7 |
5 |
O-RING |
VITON |
6 |
GASKET |
304SS/316SS+GRAPGITE |
7 |
TRUNNION |
A105+ENP |
8 |
BOLT |
A193 B7 |
9 |
NUT |
A194 2H |
10 |
BONNET |
A216 WCB |
11 |
O-RING |
VITON |
12 |
SPRINGS |
INCONEL X-750 |
13 |
BALL |
A105+ENP |
14 |
O-ING |
VITON |
15 |
GASKET |
304SS/316SS+GRAPHITE |
16 |
STEM |
A1045+RPTFE |
17 |
BEARING |
A1045+RPTFE |
18 |
THRUST WASHER |
PTFE |
19 |
O-RING |
VITON |
20 |
PACKING BOX |
A105+ENP |
21 |
SCREW |
CARBON STEEL |
22 |
GEAR OPERATOR |
ASSEMBLY |
23 |
BOLT |
CARBON STEEL |
24 |
CARBON STEEL |
CARBON STEEL |
25 |
PACKING |
GRAPHITE/PTFE |
26 |
GERASE FITTING(STEM) |
