现行 HB 8383-2013
GH4738MJ螺纹十二角自锁螺母 GH4738MJ螺纹十二角自锁螺母 Self-locking nuts,double,hexagon,MJ thread,GH4738
发布日期：2013-10-17
实施日期：2014-03-01
分类信息
发布单位或类别： 中国 行业标准-航空
CCS分类： V20航空、航天 - 航空器与航天器零部件 - 紧固件
ICS分类： 49.030.20航空航天制造用紧固件 - 螺栓、螺钉、螺柱
研制信息

归口单位： 中国航空综合技术研究所

起草单位： 中国航空综合技术研究所、 沈阳发动机设计研究所

起草人： 侯崑、 楚亚春、 张辉

标准简介

本标准规定了使用温度为730℃，强度等级为1210MPa材料为GH4738的MJ螺纹十二角自锁螺母的结构和尺寸。本标准适用于材料为GH4738的MJ螺纹十二角自锁螺母

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螺母螺纹十二角GH4738MJ

最后更新时间 2025-09-02