CAST IRON FULL-LIFT SAFETY VALVE DIN THREADED
TECHNICAL DESCRIPTION
Automatic full-lift safety valve, preventing critical pressure build-up in the system. Maximum unloading when reaching the set operating pressure. Full opening, at 5% overpressure from the valve setting.
When ordering a valve, please inform us of your requirements regarding valve capacity, fluid type, operating temperature, inlet size and the type of system in which it will be used.
ANNEX
• Water and steam treatment plants.
• Compressed air, technical and cryogenic gas treatment and storage plants.
• Thermal oil boilers, plants operating at high flow rates and chemical reactions involving exothermic processes.
WORKING FLUID / MEDIUM
• Water and steam.
• Thermal oil, fuels, lubricating oils and flammable hydraulic oils, petroleum, air, gas, non-flammable hydraulic fluids, boiler feed water, condensate.
OPTIONS
• Open lid with a forced opening handle.
Dimensions:DN 20 – 25
Materials
| No. | DETAILS | MATERIALS |
|---|---|---|
| 1 | Body | grey cast iron EN-JL1040 |
| 2 | Lid | grey cast iron EN-JL1040 |
| 3.1 | Lifter | DN 25x40 ÷ DN 200x300 / EN-JS1030 (GGG 40) |
| 3.2 | Lifter | up to DN 20x32 / 1.4408 (AISI 316) |
| 4 | Fasteners | stainless steel 1.4028 (AISI 420) |
| 5 | Cap | grey cast iron EN-JL1040 |
| 6 | Valve | stainless steel 1.4028 (AISI 420) |
| 7 | Separator | stainless steel 1.4028 (AISI 420) |
| 8 | Saddle | stainless steel 1.4028 (AISI 420) |
Features
| SPECIFICATION | |
|---|---|
| Standard | DIN |
| Lid connection | bolted |
| Execution | angular |
| Joining | thread |
| Management | automatically |
| DN | P | G1 x G2 (BSP) | L1 | L2 | H | H1 | Weight (kg) |
|---|---|---|---|---|---|---|---|
| DN 20 x 32 | Ru 16 | 3/4" x 1 1/4" | 80 | 65 | 320 | 112 | 4.8 |
| DN 25 x 40 | Ru 16 | 1" x 1 1/2" | 85 | 80 | 370 | 129 | 6.1 |
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