REFRIGERANT • PT DATA v1

R-436A

PT data, curve stats, and quick routes into the field calculators. Data shown here is derived from the versioned PT asset set under /assets/pt/v1.

RefrigerantsLearnDownload JSON

At a glance

SAFETY • A3
CURVE • dew
POINTS • 465
GWP
3.17
ODP
Curves available
Dew + Bubble
Pressure range (psig)
-14.69 to 596.88
Temperature range (°F)
-236 to 240
Note: PT points are stored in psig and °F. For blends, bubble and dew represent different saturation states. Always follow OEM charging procedures.

Quick actions

These routes are designed to be technician-friendly: minimal taps, prefilled context, and predictable URLs for bookmarks and sharing.

Open PT Chart
Fast lookup (pressure ↔ temp)
Open →
Browse Equipment
See equipment using this refrigerant
Open →
Superheat/Subcool
Preselect this refrigerant
Open →
Charge Calculator
Line set adjustments
Open →
Curve toggle
AutoDewBubble
Tip: For blends, evaporator saturation is typically based on dew, and condenser saturation is typically based on bubble.

Pressure → Saturation temperature (quick)

Linear interpolation between nearest points. Out-of-range values show “—”.

Pressure (psig)Sat Temp (°F)Source
0-15linear
2532.3linear
5060linear
7580.5linear
10097.1linear
150123.5linear
200144.5linear
250162.1linear
300177.4linear
350190.9linear
400203linear
450213.9linear
Do a lookup in PT Chart →

Temperature → Saturation pressure (quick)

Useful for “I have a target saturation temp—what pressure should I see?” checks.

Temp (°F)Sat Pressure (psig)Source
-40-6.9exact
-20-1.7exact
06exact
2016.6exact
4031.1exact
6050exact
8074.4exact
100104.9exact
120142.6exact
140188.4exact
Use this in Superheat/Subcool →

Data source & notes

PT asset ID
r436a
Original name
R-436A
CAS
—
Units
psig / F (atm: 14.6959 psi)
Default curve
dew
PT index version
v1(from /assets/pt/v1/index.json)
Safety note: PT lookups are a foundational building block for charging and diagnostics, but they do not replace OEM procedures or full system context.