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ASTM D4742 – Standard Test Method for Oxidation Stability of Gasoline Automotive Engine Oils by Thin-Film Oxygen Uptake (TFOUT) Description: Significance and Use 5.1 This test method is used to evaluate oxidation stability of lubricating base oils with additives in the presence of chemistries similar to those found in gasoline engine service. Test results on some …
ASTM D4740 – Standard Test Method for Cleanliness and Compatibility of Residual Fuels by Spot Test Description: Significance and Use 5.1 The four procedures in this test method are used alone or in combination to identify fuels or blends that could result in excessive centrifuge loading, strainer plugging, tank sludge formation, or similar operating problems. 5.2 A …
ASTM D4739 – Standard Test Method for Base Number Determination by Potentiometric Hydrochloric Acid Titration Description: Significance and Use 5.1 New and used petroleum products can contain basic constituents that are present as additives. The relative amount of these materials can be determined by titration with acids. The base number is a measure of the amount …
ASTM D4737 – Standard Test Method for Calculated Cetane Index by Four Variable Equation Description: Significance and Use 5.1 The Calculated Cetane Index by Four Variable Equation is useful for estimating ASTM cetane number when a test engine is not available for determining this property directly and when cetane improver is not used. It may be …
ASTM D4735 – Standard Test Method for Determination of Trace Thiophene in Refined Benzene by Gas Chromatography Description: Significance and Use 5.1 This test method is suitable for setting specifications on benzene and for use as an internal quality control tool where benzene is either produced or used in a manufacturing process. 5.2 This test method was …
ASTM D473 – Standard Test Method for Sediment in Crude Oils and Fuel Oils by the Extraction Method Description: Significance and Use 5.1 A knowledge of the sediment content of crude oils and fuel oils is important both to the operation of refining and the buying or selling of these commodities. Scope 1.1 This test method covers …
ASTM D4728 – Standard Test Method for Random Vibration Testing of Shipping Containers Description: Significance and Use 4.1 Shipping containers are exposed to complex dynamic stresses in the distribution environment. Approximating the actual damage, or lack of damage, experienced in real life may require subjecting the container and its contents to random vibration tests. In this …
ASTM D4726 – Standard Specification for Rigid Poly(Vinyl Chloride) (PVC) Exterior-Profile Extrusions Used for Assembled Windows and Doors Description: Abstract This specification establishes requirements for the material properties, including dimensional stability, weatherability, and extrusion quality, of rigid poly(vinyl chloride) (PVC) exterior profile extrusions used for assembled windows and doors. Methods for testing and for identifying …
ASTM D4718 – Standard Practice for Correction of Unit Weight and Water Content for Soils Containing Oversize Particles Description: Significance and Use 4.1 Compaction tests on soils performed in accordance with Test Methods D698, D1557, D4253, and D7382 place limitations on the maximum size of particles that may be used in the test. If a soil contains cobbles or gravel, or …
ASTM D4710 – Standard Specification for Acetaldehyde (Withdrawn 2021) Description: Abstract This specification covers acetaldehyde of a specific grade. The materials should conform to the specified requirements for purity, color, acidity and nonvolatile matter content. Scope 1.1 This specification covers acetaldehyde (99 % grade). 1.2 The values stated in SI units are to be regarded as standard. No …
