Flange connection ball valve
Flange connection ball valve
Features: Applicable Temperature： -196~350℃
Driving Means: Manual,pneumatic,motor,hydro-dynamic,rtc.
Lnside Nominal Diameter: DN15~800mm 1/2"~32"
Applicable medium: Water,gas,oil product,natural gas and corrosive mediums as acids,alkalis,etc.
|
NO. |
Part name |
Material |
|
|
GB |
ASTM |
||
| 1 | Body | WCB | A216-WCB |
| 2 | Spring | 60Si2Mn | AISI 9260 |
| 3 | Seat | PTFE | PTFE |
| 4 | Gasket | PTFE | PTFE |
| 5 | Blowoff screw | 25 | A105 |
| 6 | "O"Ring | Rubber | Rubber |
| 7 | Bottom cover | 25 | A105 |
| 8 | Screw nial | 35 | A193-B7 |
| 9 | Fixed spindle | 1Cr13 | A276-410 |
| 10 | Sling bearing | PTFE | PTFE |
| 11 | Ball | 1Cr18Ni9Ti | SS304 |
| 12 | Bonnet | WCB | A276-410 |
| 13 | Seat Ring | 25 | A105 |
| 14 | Stem | 1Cr13 | A276-410 |
| 15 | Stud | 35CrMoA | A193-B7 |
| 16 | Stud | 35 | A194-2H |
| 17 | Cover | 25 | A105 |
| 18 | Stuffing | PTFE | PTFE |
| 19 | Yoke | WCB | A216-WCB |
| 20 | Gland | WCB | A216-WCB |
| 21 | Key | 45 | AISI C 1045 |