Welded Hard Seal Ball Valve
Welded hard seal ball valve
【Three-piece welded hard seal ball valve product brief description】
Three-piece welded hard-sealed ball valves are mainly used in various high-pressure medium transportation pipelines in chemical, metallurgical, petroleum, pharmaceutical and other industries. Applicable temperature: -196~450℃; driving mode: manual, pneumatic, electric, hydraulic; nominal Diameter: 1/2"~12";
Nominal pressure: 150LB~2500LB; Applicable media: water, gas, oil, natural gas and acid-base corrosive media.
Note: Butt welded pipe lengthening can be customized according to customer requirements.
[Application range of three-piece welded hard seal ball valve]
1. Design and manufacturing standards: BS5351: MSS SP-118
2. Connection end size: socket size according to: ANSI B16.11; JB/T1715
Thread end dimensions: ANSI B1.12.1; JB/T7306
Butt welding end dimensions: ANSI B16.25; JB/T12224
3. Inspection and test pressure: API598; GB/T13927; JB/T9092
4. Material standard based on: ANSI/ASTM
Valve temperature and pressure rating:
CIass800,Max1920psig@100 degrees F
CIass1500,Max3600psig@100 degrees F





[Main parts material list of three-piece welded hard-sealed ball valve]
|
part |
Material |
Q'TY |
|
|
valve body |
A105 |
SS316 |
1 |
|
cap |
A105 |
SS316 |
1 |
|
ball |
SS410 |
SS316 |
1 |
| welded pipe |
A105 |
SS316 |
2 |
| bolt |
A197B7 |
A193 B8M |
4 |
|
nut |
A194 2H |
A194 B8 |
8 |
| Gasket |
RPTFE |
2 |
|
| valve seat |
RPTFE |
2 |
|
| seal |
RPTFE |
1 |
|
| filler |
RPTFE |
1 |
|
| Packing gland |
SS304 |
1 |
|
| butterfly spring |
SS301 |
2 |
|
|
valve rod |
A276 410 |
SS316 |
1 |
| screw nut |
A194 2H |
A194 B8 |
2 |
|
hand wheel |
SS304+PVC |
1 |
|
|
Pin |
SS304 |
1 |
|
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