1.1 This specification covers the requirements for a prediluted aqueous propylene glycol (50 volume % minimum) base engine coolant for use in automobiles and light-duty vehicles. When used without further dilution, this product functions effectively during both summer and winter in automotive and other light-duty engine cooling systems to provide adequate cooling system performance.Note 1-This specification is based on the knowledge of the performance of engine coolants prepared from new or virgin ingredients. See Appendix X3 for more information.1.2 The units quoted in this specification are to be regarded as standard. The values given in parentheses are approximate equivalents provided for information purposes only.1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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1.1 This specification covers requirements for propylene glycol-base engine coolant concentrate. When used at 40 to 70% concentration in water, it will function effectively during both winter and summer. This material is intended to provide protection from freezing, boiling, and corrosion in automobile or other light-duty service cooling systems. Note 1-This specification is based on the knowledge of the performance of engine coolants prepared from new or virgin ingredients. See Appendix X3 for more information. 1.2 This specification is in the units quoted. The values in parentheses are approximate equivalents given for information only. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. A specific precautionary statement is given in X2.4. Note 2-This specification applies to automobiles and light-duty service. A separate specification for a propylene glycol base coolant for heavy-duty engine service is under development.

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1.1 This specification covers the requirements for ethylene glycol or propylene glycol or ethylene glycol containing glycerin base engine coolants used in automobiles or other light-duty service cooling systems. When concentrates are used at 40 % to 60 % concentration (allowance to 70 % concentration agreement between manufacturer and user) by volume in water, or when prediluted glycol base engine coolants 50 volume % or higher engine coolant concentrate are used without further dilution, they will function effectively to provide protection against freezing, boiling, and corrosion.1.2 The coolants governed by this specification are categorized as follows:Coolant Type Description   I Ethylene glycol base concentrateII Propylene glycol base concentrateV Ethylene glycol base concentratecontaining glycerin   III Ethylene glycol predilute 50 volume % or higher engine coolant concentrateIV Propylene glycol predilute 50 volume % or higher engine coolant concentrateVI Ethylene glycol base predilutecontaining glycerin 50 volume % or higher engine coolant concentrateNOTE 1: This specification is based on the knowledge of the performance of engine coolants prepared from new or virgin ingredients. This specification shall also apply to engine coolants prepared using glycol generated from recycled or reprocessed used coolant or reprocessed industrial-source glycol, provided that said glycol meets the requirements of Specification E1177. Separate specifications (D6471 and D6472) exist for engine coolants prepared from recycled or reprocessed used coolant or reprocessed industrial-source glycol that does not meet the requirements established in Specification E1177. This specification shall also apply to glycol based engine coolants prepared using fully refined glycerin provided that said glycerin meets the requirements for Specification D7640.1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses after SI units are provided for information only and are not considered standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.NOTE 2: This specification applies to glycol base engine coolant for automobiles and light-duty service. Specifications D4985 and D6210 exist for heavy duty engine service.1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

定价： 590元 / 折扣价： 502 元 加购物车

This specification covers the requirements for glycerin base engine coolants used in automobiles or other light duty service cooling systems. The requirements for engine coolant concentrates, prediluted glycerin base engine coolants, glycerin base coolant concentrates, and coolant concentrates include colour, effect on non-metals, relative density, and corrosion in glassware.1.1 This specification covers the requirements for glycerin base engine coolants used in automobiles or other light duty service cooling systems. When concentrates are used at 50 % to 60 % concentration by volume in water, or when prediluted glycerin base engine coolants (50 volume % minimum) are used without further dilution, they will function effectively to provide protection against freezing, boiling, and corrosion.1.2 The coolants governed by this specification are categorized as follows:Coolant Type DescriptionI Glycerin base concentrateII Glycerin predilute (50 to 60 volume %)NOTE 1: This specification is based on the knowledge of the performance of engine coolants prepared from new or virgin ingredients that comply with Specification D7640.1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses after SI units are provided for information only and are not considered standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. See X1.5 and X3.1.3 for specific warning statements.NOTE 2: This specification applies to automobiles and light duty service. A glycerin based specification for heavy duty engine service is under development.1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

定价： 590元 / 折扣价： 502 元 加购物车

This specification covers the requirements for propanediol base engine coolant used in automobiles or other light-duty service cooling systems. Engine coolant concentrates or prediluted propanediol base engine coolant shall be formulated with propanediol, water, suitable corrosion inhibitors, dye, and a foam suppressor. The coolants shall conform to the general requirements for color and effect on nonmetals. Coolants shall be formulated using water that meets the requirements for the following properties: chlorides, sulfate, hardness, ph, and iron. Glycol-base coolant concentrates and prediluted coolants shall conform to the following physical and chemical requirements for each coolant type: relative density, freezing point, boiling point, ash content, pH, chloride, water mass, reserve alkalinity, and effects on automobile finish. All coolant concentrates and prediluted coolants shall conform to the performance requirements such as corrrosion in glassware, simulated service test, corrosion of cast aluminum alloys at heat-rejecting surfaces, foaming, and cavitation-erosion.1.1 This specification covers the requirements for 1,3 propanediol base engine coolants used in automobiles or other light-duty service cooling systems. When concentrates are used at 40 % to 70 % concentration by volume in water, or when prediluted glycol base engine coolants (50 volume % minimum) are used without further dilution, they will function effectively to provide protection against freezing, boiling, and corrosion.1.2 The coolants governed by this specification are categorized as follows:Coolant Type Description   I 1,3 Propanediol base concentrateII 1,3 Propanediol predilute (50 vol %)NOTE 1: This specification is based on the knowledge of the performance of engine coolants prepared from new or virgin ingredients.NOTE 2: This specification applies to automobiles and light-duty service. A specification for heavy-duty engine service is under development.1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses after SI units are provided for information only and are not considered standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

定价： 590元 / 折扣价： 502 元 加购物车

This specification establishes the requirements for nonaqueous engine coolants used in automobiles or other lightduty service cooling systems. Non-aqueous coolants that conform to the specification will function effectively to provide protection against freezing, boiling, and corrosion without any further dilution. This specification is based upon the knowledge of the performance of non-aqueous engine coolants prepared from new individual or mixtures of virgin industrial grade diols.This specification covers general requirements (color, effect on nonmetals), physical and chemical requirements (relative density, dynamic viscosity, boiling point, thermal conductivity, flash point, ash content, pH, chloride, water, reserve alkalinity, effect on automotive finish [use clear coat thermoset urethane or acrylic urethane finish]), and performance requirements (corrosion in glassware, simulated service test, corrosion of cast aluminum alloys at heat-rejecting surfaces [mg/cm2/week], foaming).1.1 This specification covers the requirements for non-aqueous engine coolants used in automobiles or other light-duty service cooling systems. Non-aqueous coolants that conform to the specification will function effectively to provide protection against freezing, boiling, and corrosion without any further dilution. This specification is based upon the knowledge of the performance of non-aqueous engine coolants prepared from new individual or mixtures of virgin industrial grade diols.1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. See X1.4 for a specific warning statement.

定价： 590元 / 折扣价： 502 元 加购物车