Stainless Steel Full-Lift Safety Valve Flanged DIN
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
• Saturated steam boilers, steam superheaters and steam preheaters, compressed air processing and storage installations.
• Thermal oil boilers, installations operating at high flow rates and chemical reactions involving exothermic processes.
• LPG gas storage installations
WORKING FLUID / MEDIUM
• Steam, water and technical gases.
• Thermal oil, fuels, lubricating oils and flammable hydraulic oils, petroleum, air, gas, non-flammable hydraulic fluids, boiler feed water, condensate.
• Propane butane LPG gas.
• Corrosive fluids and gases.
OPTIONS
• Open lid with a forced opening handle.
Dimensions: DN 20 – 200
The STAINLESS STEEL FULL-LIFT SAFETY VALVE FLANGED DIN is engineered for superior overpressure protection in industrial applications. Constructed from high-grade stainless steel, this valve ensures exceptional corrosion resistance and durability under extreme conditions. Its full-lift mechanism allows for maximum discharge capacity, making it ideal for steam, gas, and liquid systems where rapid pressure relief is critical. The flanged design conforms to DIN standards, ensuring easy integration and secure mounting in pipelines and pressure vessels.Key features of this safety valve include:Full-lift disc design for high capacity and efficient pressure releaseFlanged connection compliant with DIN specifications for compatibilityStainless steel body and internals for corrosion resistance and longevityPrecise set pressure adjustment to meet specific system requirementsReliable performance in high-temperature and high-pressure environmentsApplications span various industries, including chemical processing, oil and gas, power generation, and pharmaceuticals. This valve is essential for safeguarding equipment and processes by preventing overpressure incidents, reducing downtime, and enhancing operational safety. Its robust construction and adherence to international standards make it a trusted choice for engineers and maintenance professionals seeking reliable pressure management solutions.
Materials
| No. | DETAILS | MATERIALS |
|---|---|---|
| 1 | Body | stainless steel 1.4408 (AISI316) |
| 2 | Spring cover | stainless steel 1.4408 (AISI316) |
| 3 | Lifter | stainless steel 1.4408 (AISI316) |
| 4 | Driver | stainless steel 1.4401 (AISI316) |
| 5 | Cap | stainless steel 1.4408 (AISI316) |
| 6 | Valve | stainless steel 1.4542 (AISI630) |
| 7 | Separator | stainless steel 1.4401 (AISI316) |
| 8 | Saddle | stainless steel 1.4542 (AISI630) |
| 8 | Saddle | stainless steel 1.4028 (AISI420) |
Features
| SPECIFICATION | |
|---|---|
| Standard | DIN |
| Joining | flanged EN 1092-2 |
| Lid connection | bolted |
| Execution | angular |
| DN / input | DN / outlet | G | D1 | D2 | L1 | L2 | H | H1 | Weight (kg) |
|---|---|---|---|---|---|---|---|---|---|
| DN 20 / Rn 40 | DN 32 / Rn 40 | 1/4" | 105 | 140 | 85 | 95 | 350 | 112 | 8.1 |
| DN 25 / Rn 40 | DN 40 / Rn 40 | 1/4" | 115 | 150 | 95 | 105 | 395 | 129 | 10 |
| DN 32 / Rn 40 | DN 50 / Rn 40 | 1/4" | 140 | 165 | 100 | 110 | 415 | 129 | 14 |
| DN 40 / Rn 40 | DN 65 / Rn 40 | 1/4" | 150 | 185 | 115 | 130 | 500 | 148 | 20 |
| DN 50 / Rn 40 | DN 80 / Rn 40 | 1/4" | 165 | 200 | 125 | 145 | 555 | 148 | 27 |
| DN 65 / Rn 40 | DN 100 / Rn 16 | 3/8" | 185 | 220 | 140 | 150 | 660 | 191 | 39 |
| DN 80 / Rn 40 | DN 125 / Rn 16 | 3/8" | 200 | 250 | 155 | 170 | 710 | 191 | 56 |
| DN 100 / Rn 16 | DN 150 / Rn 16 | 3/8" | 235 | 285 | 175 | 180 | 810 | 191 | 83 |
| DN 125 / Rn 16 | DN 200 / Rn 16 | 1/2" | 270 | 340 | 215 | 220 | 858 | 191 | 103 |
| DN 150 / Rn 16 | DN 250 / Rn 10 | 1/2" | 300 | 395 | 225 | 245 | 1029 | 247 | 149 |
| DN 200 / Rn 16 | DN 300 / Rn 10 | 1/2" | 360 | 445 | 265 | 290 | 1252 | 331 | 244 |