ASTM_D_6666_-_04_2014.pdf

Designation:D666604(Reapproved 2014)Standard Guide forEvaluation of Aqueous Polymer Quenchants1This standard is issued under the fixed designation D6666;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This guide provides information,without specific limits,for selecting standard test methods for testing aqueous polymerquenchants for initial qualification,determining quality,andthe effect of aging.1.2 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory requirements prior to use.2.Referenced Documents2.1 ASTM Standards:2D95 Test Method for Water in Petroleum Products andBituminous Materials by DistillationD445 Test Method for Kinematic Viscosity of Transparentand Opaque Liquids(and Calculation of Dynamic Viscos-ity)D892 Test Method for Foaming Characteristics of Lubricat-ing OilsD1744 Test Method for Determination of Water in LiquidPetroleum Products by Karl Fischer ReagentD1747 Test Method for Refractive Index of Viscous Mate-rialsD1796 Test Method for Water and Sediment in Fuel Oils bythe Centrifuge Method(Laboratory Procedure)D2624 Test Methods for Electrical Conductivity of Aviationand Distillate FuelsD3519 Test Method for Foam in Aqueous Media(BlenderTest)(Withdrawn 2013)3D3601 Test Method for Foam In Aqueous Media(BottleTest)(Withdrawn 2013)3D3867 Test Methods for Nitrite-Nitrate in WaterD4327 Test Method for Anions in Water by Suppressed IonChromatographyD5296 Test Method for Molecular Weight Averages andMolecular Weight Distribution of Polystyrene by HighPerformance Size-Exclusion ChromatographyD6482 Test Method for Determination of Cooling Charac-teristics of Aqueous Polymer Quenchants by CoolingCurve Analysis with Agitation(Tensi Method)D6549 Test Method for Determination of Cooling Charac-teristics of Quenchants by Cooling Curve Analysis withAgitation(Drayton Unit)E70 Test Method for pH of Aqueous Solutions With theGlass ElectrodeE979 Practice for Evaluation of Antimicrobial Agents asPreservatives for Invert Emulsion and Other Water Con-taining Hydraulic FluidsE2275 Practice for Evaluating Water-Miscible Metalwork-ing Fluid Bioresistance and Antimicrobial Pesticide Per-formance3.Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 austenite,nsolid solution of one or more elements inface-centered cubic iron(gamma iron)and unless otherwisedesignated,the solute is generally assumed to be carbon(1).43.1.2 austenitizing,nforming austenite by heating a fer-rous alloy into the transformation range(partial austenitizing)or above the transformation range(complete austenitizing).When used without qualification,the term implies completeaustenitizing(1).3.1.3 aqueous polymer quenchant,na solution containingwater,and one or more water-soluble polymers includingpoly(alkylene glycol),poly(vinyl pyrrolidone),poly(sodiumacrylate),and poly(ethyl oxazoline)(2,3)and additives forcorrosion and foam control,if needed.3.1.4 biodegradation,nthe process by which a substrate isconverted by biological,usually microbiological,agents intosimple,environmentally acceptable derivatives.(4)1This guide is under the jurisdiction of ASTM Committee D02 on PetroleumProducts,Liquid Fuels,and Lubricants and is the direct responsibility of Subcom-mittee D02.L0.06 on Non-Lubricating Process Fluids.Current edition approved May 1,2014.Published July 2014.Originally approvedin 2001.Last previous edition approved in 2009 as D6666 04(2009).DOI:10.1520/D6666-04R14.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.4The boldface numbers in parentheses refer to the list of references at the end ofthis standard.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.1.5 biodeterioration,nloss of product quality and per-formance and could be regarded as the initial stages ofbiodegradation(see 3.1.4),but in the wrong place at the wrongtime,that is when the product is stored or in use.(4)3.1.6 convective cooling,nafter continued cooling,andthe interfacial temperature between the cooling metal and theaqueous polymer quenchant is less than the boiling point of thewater in the quenchant solution at which point cooling occursby a convective cooling process.For convective cooling,fluidmotion is due to density differences and the action of gravityand includes both natural motio