Altecnic / Caleffi 312 Series Safety Relief Valve 1/2" x 1/2" M x F 6 Bar - 312460CST
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CONCOA 202 Series Regulator
The CONCOA 202 Series is a five-port, chrome-plated forged brass, single-stage cylinder regulator designed for primary pressure control of non-corrosive, liquefied, or high-purity inert gases (up to grade 4.5). It is ideal for applications where minor outlet pressure fluctuations from cylinder depletion are acceptable, or where inlet pressure is stable or under 500 PSIG (34 BAR).
Features:
316L stainless steel diaphragm prevents inboard diffusion
CAPSULE® seat with 360° integral filtration
Standard relief valve protects diaphragm and gauge
Helium leak-tested for integrity
Specifications:
Max inlet pressure: 3000 PSIG (210 BAR)
Body: Chrome-plated forged brass; Bonnet: Chrome-plated die-cast zinc
Gauges: 2½" (63 mm) plated case
Seat: PTFE; Filter: 10-micron sintered bronze
Temperature range: -40°F to 140°F (-40°C to 60°C)
Cv: 0.2; Diaphragm: 316L stainless steel
Helium leak integrity: 1 × 10⁻⁸ scc/sec
Internal seal: PTFE; Ports: 1/4" FNPT
Compliance: Meets/exceeds CGA G-4.1, PED 2014/68/EU, ANSI/ASME B40.1, CRN OH5216
Altecnic / Caleffi 311 Series Safety Relief Valve 3/4" x 3/4" F x F 6 Bar - 311560
The Altecnic / Caleffi 311 Safety Valve - 311560 is specifically designed for use in domestic hot water systems, providing essential protection for hot water cylinders, as well as in heating systems to safeguard boilers and other components. This valve is chosen based on the required set pressure. When system pressure increases and reaches the discharge threshold, the valve opens, releasing excess pressure to the atmosphere. This crucial function prevents the pressure from escalating to dangerous levels within the system, ensuring the safety of the boiler, hot water storage cylinder, and any personnel nearby.
Specifications
- Size: 3/4" x 3/4"
- Connections: BSP Female Inlet x BSP Female Outlet
- Materials: Brass
- Medium: Air and Water
- Set Pressure: 6 Barg
- Discharge Flowrate: 248.8 kg/hr
- Max Boiler Rating: 144.6 kW
- Temperature Range: +5 to +110 degC
- Product Code: 311560
- Notes: WRAS approved, CE marked
This high-quality safety valve ensures optimal performance and reliability in your heating system, making it a vital component for any domestic hot water setup.
Flowstar (UK) Ltd
Wiltshire Road, Kingston-upon-Hull, East Riding of Yorkshire, HU4 6PA, United Kingdom
Flowstar (UK) Ltd is a leading global supplier of safety, relief, and reducing valves. With strong partnerships across major manufacturers, we deliver precise, reliable valve solutions tailored to your needs. Email enquiries to sales@flowstar.co.uk or call us on +44 (0)1482 601030.