ASTMD5-2006

Designation:D 5-06NTERNATIONALStandard Test Method forPenetration of Bituminous Materials1This standard is issued under the fixed designation D 5;the number immediately following the designation indicates the year of originaladoption or,in the case of revision,the year of last revision.Anumber in parentheses indicates the year of last reapproval.A superscriptepsilon (e)indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1.Scope2.3 ISO Standard:1.1 This test method covers detemmination of the penetrationISO Standard 468 Surface Roughness-Parameters,Theirof semi-solid and solid bituminous materials.Values and General Rules for Specifying Requirements'1.2 The needles,containers and other conditions described3.Terminologyin this test method provide for the detemminations of penetra-tions up to 500.3.1 Definitions:3.1.1 penetration,n-consistency of a bituminous materialNorE 1-For guidance in preparing and testing emulsion residueexpressed as the distance in tenths of a millimetre that aspecimens for this test method,please refer to Section 35 of Test MethodD244.standard needle vertically penetrates a sample of the materialunder known conditions of loading,time,and temperature.1.3 The values stated in SI units are to be consideredstandard.4.Summary of Test Method1.4 This standard does not purport to address all of the4.1 The sample is melted (if starting at ambient tempera-safety concerns,if any,associated with its use.It is theture)and cooled under controlled conditions.The penetrationresponsibility of the user of this standard to establish appro-is measured with a penetrometer by means of which a standardpriate safety and health practices and determine the applica-needle is applied to the sample under specific conditions.bility of regulatory limitations prior to use.5.Significance and Use2.Referenced Documents5.1 The penetration test is used as a measure of consis-2.1 ASTM Standards:2tency.Higher values of penetration indicate softer consistency.D 36 Test Method for Softening Point of Bitumen (Ring-and-Ball Apparatus)6.ApparatusD 244 Test Methods and Practices for Emulsified Asphalts6.1 Penetration Apparatus-Any apparatus that permits theE 1 Specification for ASTM Liquid-in-Glass Thermometersneedle holder(spindle)to move vertically without measurableE77 Test Method for Inspection and Verification of Ther-friction and is capable of indicating the depth of penetration tomometersthe nearest 0.1 mm,will be acceptable.The weight of theE 1137/E 1137M Specification for Industrial Platinum Re-spindle shall be 47.5+0.05 g.The total weight of the needlesistance Thermometersand spindle assembly shall be 50.0 0.05 g.Weights of 50+E 2251 Specification for Liquid-in-Glass ASTM Thermom-0.05 g and 100+0.05 g shall also be provided for total loadseters with Low-Hazard Precision Liquidsof 100 g and 200 g,as required for some conditions of the test.2.2 ANSI Standard:The sur