DIAMOND ANSI 300
Industrial valves Diamond series compliant with the ANSI300 standard
Model of the DIAMOND series which is characterised by being compliant with the ANSI300 standard. It is available in carbon steel (LF2) and AISI316 stainless steel.
Material specification
|
COMPONENTS |
Stanless steel |
Carbon steel | ||
|---|---|---|---|---|
| 1 | RETAINING FLANGE | AISI 316 D 1.4401 |
LF2 | |
| 2 | OUTSIDE STATIC RING | PURE GRAPHITE | PURE GRAPHITE | |
| 3 | BALL SEATS | PTFE | PTFE | |
| 4 | STEM | AISI 316 D 1.4401 |
AISI 304 D 1.4301 |
|
| 5 | O-RING | FLUOROELASTOMER | FLUOROELASTOMER | |
| 6 | PACKING WASHER | AISI 304 D 1.4301 |
AISI 304 D 1.4301 |
|
| 7 | SPRING WASHERS | AISI 301 D 1.4310 |
50 CRV4 | |
| 8 | FIXING-NUT-PLAT | AISI 304 D 1.4301 |
AISI 304 D 1.4301 |
|
| 9 | LOCKING NUT | AISI 304 D 1.4301 |
A 105 | |
| 10 | LEVER HANDLE | AISI 304 D 1.4301 |
A 105 | |
| 11 | SCREW FOR OPER. STOP | AISI 304 D 1.4301 |
A 105 | |
| 12 | OPERATION STOP | AISI 304 D 1.4301 |
A 105 | |
| 13 | STEM RETAINING NUT | AISI 304 D 1.4301 |
A 105 | |
| 14 | UPPER RING | PTFE | PTFE | |
| 15 | STEM PACKING | PTFE | PTFE | |
| 16 | THRUST WASHER | PTFE | PTFE | |
| 17 | BALL | AISI 316 D 1.4408 |
AISI 304 D 1.4308 |
|
| 18 | STATIC GASKET | PTFE | PTFE | |
| 19 | BODY | AISI 316 D 1.4401 |
LF2 |
Characteristics
| CHARACTERISTICS | Wafer ball valve heavy series from bar in stainless steel (AISI 316) and carbon steel (LF2). Size range from 2” to 8”. ISO 5211 mounting holes for actuators. Stem with antistatic device. Fire safe according to BS 6755 – API 6FA – API 607 Metric flange drilling |
| END CONNECTIONS | Flanges to ANSI B16.5 |
| WORKING PRESSURE | ANSI 300 |
| TEMPERATURE LIMITS | From -20° C to +180° C |
| SPECIAL EXECUTIONS | Special gaskets:
Stem extension (50mm and 100mm) |
Breaking Torque in Nm
Values in Nm change depending on the application and material of the seats. Always consider a suitable safety factor.
Pressure/temperature diagram
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