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R516A REFRIGERANT

R516A HFC/HFO Blend Refrigerant (R134a replacement)

Alias: HFC/HFO blend | Formula: | CAS: Blend (see SDS Section 3 for component CAS)

R516A very-low-GWP A2L mildly flammable blend for medium/low-temperature refrigeration as R134a alternative.

ODP (Ozone Depletion)
0
GWP (Global Warming)
142 (AR4)
Boiling Point (101.3 kPa)
-29.5 ℃
Safety Class
A2L (Low toxicity, Mildly flammable)
Reference Price Contact for quote
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Physical & Chemical Properties

R516A Refrigerant Physical & Chemical Properties
Chemical NameR516A HFC/HFO Blend Refrigerant (R134a replacement)
Molecular Weight87.57
Boiling Point (101.3 kPa)-29.5 ℃
Critical Temperature98.4 ℃
Critical Pressureabout 4.5 MPa
Vapor Density (air = 1)heavier than air
Composition (mass ratio)R-1234yf / R-134a / R-152a (77.5 / 8.5 / 14.0)
UN Number3161
ODP (Ozone Depletion Potential)0
GWP (Global Warming Potential)142 (AR4)
ASHRAE Safety ClassA2L (Low toxicity, Mildly flammable)

Key Features

  • 1Very low GWP (142), greatly reduced emissions vs R134a
  • 2ASHRAE safety group A2L: mildly flammable, low toxicity
  • 3R-1234yf rich blend, environmentally friendly
  • 4Low-GWP alternative to R134a (per equipment approval)

Applications

  • 1Medium- and low-temperature commercial and industrial refrigeration
  • 2Low-GWP retrofit of R134a systems
  • 3Condensing units and chillers
  • 4Refrigeration scenarios with strict environmental compliance

Quality Specifications

R516A Refrigerant Quality Specifications
AppearanceColorless, transparent, free of turbidity
OdorOdorless
Purity≥ 99.9 %
Moisture≤ 10 ppm
Acidity (as HCl)≤ 1 ppm
Evaporation Residue≤ 0.01 %

Packaging

10/13.6 kgDisposable steel cylinder
400/800/926 kgRefillable steel cylinder
24 tISO Tank

※ Packaging specs and labels can be customized; bulk orders can be delivered by tank truck.

Precautions

Safety Notice

R516A is an A2L mildly flammable refrigerant. Follow ASHRAE 15 / national standards for ventilation, charge limits and fire prevention. No open flames; ensure good ventilation.

Storage & TransportStore in a cool, well-ventilated warehouse away from fire and heat; temperature not above 52℃. Keep separated from oxidizers and acids. Cylinders must be periodically inspected.

Frequently Asked Questions

What are the GWP and ODP values of R516A? Is it regulated?
R516A has a GWP of 142 (AR4) and an ODP of 0 (ASHRAE safety class A2L (Low toxicity, Mildly flammable)). Blends containing controlled substances are also within the scope of control.
Is R516A safe? What is its safety classification?
R516A is ASHRAE class A2L (Low toxicity, Mildly flammable). R516A is an A2L mildly flammable refrigerant. Full GHS classification, first-aid and firefighting measures are in the safety data sheet (SDS).
What is the purity of R516A, and which standard does it meet?
R516A is supplied at ≥ 99.9 % purity. Each batch is tested by gas chromatography, and the batch report is available on request.
What packaging options are available for R516A?
Available packaging: 10/13.6 kg Disposable steel cylinder, 400/800/926 kg Refillable steel cylinder, 24 t ISO Tank. Minimum order quantity and lead time — contact us for a quote.
How should R516A be stored and transported?
Store in a cool, well-ventilated warehouse away from fire and heat; temperature not above 52℃. Keep separated from oxidizers and acids. Cylinders must be periodically inspected. Full handling and storage requirements are in Section 7 of the safety data sheet (SDS).

Related Products

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