Chinese Standard: GB/T 23337-2009

Internal combustion engines—Intake and exhaust valves—Specification

全国内燃机标准化技术委员会(SAC/TC 177)

本标准规定了内燃机进、排气门（以下简称气门）的技术要求、检验方法、检验规则和标志、包装、运输、贮存。
本标准适用于气缸直径200 mm以下的往复活塞式内燃机气门。

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