请注意:此版本的所有临时修订版将在您购买时提供。标称乙醇浓度高达85%的汽油和汽油/乙醇混合物阀门（E0-E85）UL 842A1范围1。1这些要求包括用于控制1.2所示流体及其蒸汽的阀门。它们通常用于管道系统和汽车燃油分配设备的组装。本标准涵盖的阀门适用于易燃液体，其处理温度通常在-29°C（负20°F）至52°C（125°F）范围内。1.2本要求涵盖的阀门适用于以下一种或多种情况:a）根据ASTM D4814《汽车火花点火燃料标准规范》配制的汽油；b） 标称乙醇浓度高达25%乙醇（E25）的汽油/乙醇混合物，由按照汽车火花标准规范配制的汽油组成- 点火燃料ASTM D4814，当与变性燃料乙醇混合时，其配方应符合ASTM D4806《用作汽车火花点火发动机燃料的汽油与变性燃料乙醇混合的标准规范》；orc）标称乙醇浓度超过25%的汽油/乙醇混合物，按照（b）项中的标准规范配制，或按照ASTM D5798《柔性燃料汽车火花点火式发动机乙醇燃料混合物标准规范》配制。

Please note: All interim revisions for this edition available at time of your purchase will be included.Valves for Gasoline and Gasoline/Ethanol Blends with Nominal Ethanol Concentrations up to 85 Percent (E0 - E85)UL 842A1 Scope1.1 These requirements cover valves that are intended to be used for the control of fluids and their vapors for the fluids indicated in 1.2. They are of the type commonly used in piping systems and in the assembly of motor fuel dispensing equipment. Valves covered by this standard are for use with flammable fluids which are handled at temperatures normally within the range of minus 29°C (minus 20°F) to 52°C (125°F).1.2 Valves covered by these requirements are intended for use with one or more of the following as applicable:a) Gasoline formulated in accordance with the Standard Specification for Automotive Spark-Ignition Fuel, ASTM D4814;b) Gasoline/ethanol blends with nominal ethanol concentrations up to 25% ethanol (E25), consisting of gasoline formulated in accordance with the Standard Specification for Automotive Spark-Ignition Fuel, ASTM D4814, when blended with denatured fuel ethanol formulated to be consistent with the Standard Specification for Denatured Fuel Ethanol for Blending With Gasolines For Use as Automotive Spark-Ignition Engine Fuel, ASTM D4806; orc) Gasoline/ethanol blends with nominal ethanol concentrations above 25% formulated in accordance with the Standard Specification in item (b) or formulated in accordance with the Standard Specification for Ethanol Fuel Blends for Flexible-Fuel Automotive Spark-Ignition Engines, ASTM D5798.