10063054 (4373.2604) Safety valve by Leser
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The Leser 10063054 (4373.2604) is a Compact Performance safety valve, Type 437, featuring a closed spring bonnet and gas-tight lifting H4 designed for vapors, gases, and liquids. This valve has an inlet nominal size of G 3/4" with an external thread according to DIN ISO 228-1 and an outlet nominal size of G 1/2" with an internal thread. The inlet pressure stage is PN 250 and the outlet pressure stage is PN 160. Built with a body material of 1.4104 / 430 and a metallic plate made of 1.4122 material, it includes a standard material spring and a 1-layer coating system in RAL 5005. The unit operates at a response pressure and cold set pressure of 6.00 bar-g (87.02 psi-g) at an operating temperature of 20 °C (68 °F). It features a d0 orifice of 10.0 mm, a D/G coefficient of discharge of 0.50, and a coefficient of discharge F of 0.35. Certified with EN 10204-3.2 (TÜV-Nord) proof of test.
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Characteristics
| Manufacturer | Leser |
|---|---|
| Part number | 10063054 (4373.2604) |
| Inner Code | 4252391 |
| Custom Code | 84814010 |
Technical specification
| Product type | Compact Performance Safety Valve Type 437 |
|---|---|
| Part Number | 10063054 (4373.2604) |
| Type | Compact Performance safety valve, Type 437 |
| Application | Vapors, Gases and liquids |
| Body Material | 1.4104 / 430 |
| Threaded Connection Inlet | External thread G 3/4 " DIN ISO 228-1 |
| Threaded Connection Outlet | Internal thread G 1/2 " DIN ISO 228-1 |
| Nominal Size Inlet | G 3/4 " |
| Nominal Size Outlet | G 1/2 " |
| Pressure Stage Inlet | PN 250 |
| Pressure Stage Outlet | PN 160 |
| d0 (ASME-DIN) | 10.0 mm |
| D / G Coefficient of Discharge | 0.50 |
| Coefficient of Discharge F | 0.35 |
| Response Pressure | 6.00 bar-g (87.02 psi-g) |
| Cold Set Pressure | 6.00 bar-g (87.02 psi-g) |
| Operating Temperature | 20.00 °C (68 °F) |
| Plate Material | 1.4122 |
| Color | 1-layer coating system in RAL 5005 |
| Acceptance | EN 10204-3.2 (TÜV-Nord) |