标准摘要
[中文适用范围]： 本文件规定了手动阀的测试和要求，手动阀是一种压缩天然气 (CNG) 燃料系统组件，旨在用于 ISO 3833 中定义的机动车辆类型。 本文件适用于车辆（单燃料、双燃料或双燃料应用）使用符合 ISO 15403-1 的天然气。 它不适用于以下各项： a) 位于汽化器上游（包括汽化器）的液化天然气（LNG）燃料系统组件； b) 燃料容器； c) 固定式燃气发动机； d) 容器安装硬件； e) 电子燃油管理； f) 加油容器。 [外文原描述]： This document specifies tests and requirements for the manual valve, a compressed natural gas (CNG) fuel system component intended for use on the types of motor vehicles defined in ISO 3833. This document is applicable to vehicles (mono-fuel, bi-fuel or dual-fuel applications) using natural gas in accordance with ISO 15403-1. It is not applicable to the following: a) liquefied natural gas (LNG) fuel system components located upstream of, and including, the vaporizer; b) fuel containers; c) stationary gas engines; d) container-mounting hardware; e) electronic fuel management; f) refuelling receptacles.
英文名称Road vehicles — Compressed natural gas (CNG) fuel system components — Part 4: Manual valve