Performance parameters:
Product model: SDA-22C300T
Nominal pressure: 300Lbs
Trade name diameter: DN25 (1 ")
Applicable temperature: -40-150 ℃
Setting pressure: 1.0-3.0MPa
Discharge pressure: ≤1.1 times setting pressure
Throat diameter: 18mm
Opening height: ≥4.5mm
Total length of safety valve: 121 mm
Applicable medium: refrigerant, oil, water, gas, etc.
Connection size: imported 1 "-11½NPT (external thread diameter 33.228mm)
Export 1-1 / 4 ”-11½NPT (internal thread diameter 38.45mm)
Executive standards: GB / T 12241-2005, GB / T 12243-2005.
product description:
This product has a compact structure and light weight. It is suitable for safety equipment with overpressure protection of refrigeration equipment. The whole body is made of brass material with high sealing performance.
Features:
1. Small set pressure deviation
2. Select high-quality spring steel 50CrVA to ensure the life and stability of the spring.
3. The full revelation structure has a large displacement.
4. The seal adopts PTFE F4 material, and the sealing performance is high.