REFRIGERANT • PT DATA v1

R-501

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.

At a glance

SAFETY •
CURVE • bubble
POINTS • 442
GWP
ODP
Curves available
Dew + Bubble
Pressure range (psig)
-14.7 to 644.19
Temperature range (°F)
-241 to 200
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
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
0-41.2linear
252linear
5027.1linear
7545.7linear
10060.7linear
15084.6linear
200103.7linear
250119.7linear
300133.6linear
350145.9linear
400157.1linear
450167.2linear

Temperature → Saturation pressure (quick)

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

Temp (°F)Sat Pressure (psig)Source
-400.4exact
-209.9exact
023.4exact
2042exact
4066.7exact
6098.7exact
80139.2exact
100189.6exact
120251.1exact
140325.4exact

Data source & notes

PT asset ID
r501
Original name
R-501
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.