Standard No.:	JB/T 9750.1-2023
English Name:	Internal combustion engines - Specification of rocker-arms and rocker-armshafts - Part 1： Rocker-arms
Chinese Name:	内燃机 气门摇臂和摇臂轴技术规范 第 1 部分：气门摇臂
Professional Classification:	JB    Professional Standard - Machinery
Issued by:	MIIT
Issued on:	2023-8-16
Implemented on:	2024-2-1
Status:	valid
Superseding:	JB/T 9750.1-2011 Internal combustion engines — Rocker-arms and rocker-armshafts —Specification — Part 1： Rocker-arms
Language:	English
File Format:	PDF
Word Count:	7500 words
Price(USD):	225.00
Delivery:	via email in 1~3 business day

本文件规定了内燃机气门摇臂的结构型式和技术要求，描述了相应的检验方法，规定了检验规则以及标志、包装、运输和贮存。
本文件适用于气缸直径小于或等于 200mm 的往复式内燃机用钢制及铸铁气门摇臂本体（不包含组合摇臂上的气门调整螺钉、滚轮、滚针轴承和销轴等附件）的制造。