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GMW16638

Synthetic Polyalkylene Glycol (PAG) Lubricant for R1234yf Refrigerant

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Organization: GMW
Publication Date: 1 August 2017
Status: active
Page Count: 5
scope:

Material Description. This specification defines the minimum acceptable requirements for synthetic Polyalkylene Glycol (PAG) lubricants for use in GM mobile air conditioning systems designed for HFO 1234yf refrigerant.

Symbols. Not applicable.

Applicability. This specification applies only to PAG lubricants approved for use in service.

Document History

GMW16638
April 1, 2023
Synthetic Polyalkylene Glycol (PAG) Lubricant for R1234yf Refrigerant
Note: Nothing in this standard supercedes applicable laws and regulations. Note: In the event of conflict between the English and domestic language, the English language shall take precedence....
GMW16638
August 1, 2017
Synthetic Polyalkylene Glycol (PAG) Lubricant for R1234yf Refrigerant
Material Description. This specification defines the minimum acceptable requirements for synthetic Polyalkylene Glycol (PAG) lubricants for use in GM mobile air conditioning systems designed for HFO...
GMW16638
June 1, 2012
Synthetic Polyalkylene Glycol (PAG) Lubricant for R1234yf Refrigerant
Material Description. This specification defines the minimum acceptable requirements for synthetic Polyalkylene Glycol (PAG) lubricants for use in GM mobile air conditioning systems designed for HFO...

References

This document references:
ASHRAE STD 97 - Sealed Glass Tube Method to Test the Chemical Stability of Materials for Use within Refrigerant Systems
Published by ASHRAE on June 23, 2007
This standard describes the preparation of sealed glass tubes and the procedure for charging them with refrigerant, lubricant, other materials to be tested, or combinations of these. A procedure for...
This document references:
ASTM D2270 - Standard Practice for Calculating Viscosity Index from Kinematic Viscosity at 40°C and 100°C
Published by ASTM on October 1, 2010
This practice2 covers the procedures for calculating the viscosity index of petroleum products, such as lubricating oils, and related materials from their kinematic viscosities at 40 °C and 100 °C....
This document references:
ASTM D3233 - Standard Test Methods for Measurement of Extreme Pressure Properties of Fluid Lubricants (Falex Pin and Vee Block Methods)
Published by ASTM on December 1, 2019
These test methods cover two procedures for making a preliminary evaluation of the load-carrying properties of fluid lubricants by means of the Falex Pin and Vee Block Test Machine. NOTE 1—Additional...
This document references:
D445 - Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
November 1, 2023
This test method specifies a procedure for the determination of the kinematic viscosity, ν, of liquid petroleum products, both transparent and opaque, by measuring the time for a volume of liquid to...
This document references:
ASTM D93 - Standard Test Methods for Flash Point by Pensky-Martens Closed Cup Tester
Published by ASTM on August 1, 2020
These test methods cover the determination of the flash point of petroleum products in the temperature range from 40 °C to 370 °C by a manual Pensky-Martens closed-cup apparatus or an automated...
This document references:
D97 REV B - Standard Test Method for Pour Point of Petroleum Products
December 15, 2017
This test method covers and is intended for use on any petroleum product.3 A procedure suitable for black specimens, cylinder stock, and nondistillate fuel oil is described in 8.8. The cloud point...
This document references:
ASTM D974 - Standard Test Method for Acid and Base Number by Color-Indicator Titration
Published by ASTM on December 1, 2014
This test method covers the determination of acidic or basic constituents (Note 1) in petroleum products2 and lubricants soluble or nearly soluble in mixtures of toluene and isopropyl alcohol. It is...
This document references:
GMW14270 - Material Engineering Common Requirements
Published by GMW on March 1, 2021
Purpose. The purpose of this specification is to clearly communicate the GM Materials Engineering requirements to the supplier during the quotation process. Each Statement of Requirement (SOR) for a...
This document is referenced by:
GMW14727 - Rubber Sealings for Refrigerant Applications
Published by GMW on October 1, 2019
This standard covers the materials and performance requirements of Ethylene Propylene Diene Monomer (EPDM) and Hydrogenated Nitrile Butadiene Rubber (HNBR) O-rings and slim line seal washers used for...
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