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Chinese Standard: GB/T 44320-2024

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Hexagonal slotted reduced height nuts with MJ threads for aerospace


Standard in brief
Scope of Application:  
本文件规定了航空航天用MJ 螺纹六角开槽薄螺母(以下简称“螺母”)的结构和尺寸,强度等级为450 MPa/120 ℃、450 MPa/235 ℃、600 MPa/425 ℃、900 MPa/235 ℃、900 MPa/315 ℃、900 MPa/650 ℃、1 100 MPa/235 ℃、1 100 MPa/730 ℃、1 250 MPa/600 ℃。
本文件适用于航空航天用MJ 螺纹六角开槽薄螺母的设计、制造等。

Basic information
Standard No:GB/T 44320-2024
Standard Name:航空航天用MJ螺纹六角开槽薄螺母
English Name:Hexagonal slotted reduced height nuts with MJ threads for aerospace
Standard Status:现行
Release Date:2024-08-23
Effective Date:2025-03-01
Language of Publication:中文简体

Standard Classification
ICS Number:21.040.10
CCS Number:V20

Related Standards
Referenced Standards:GB/T 91,ISO 5855-2,ISO 8788
Adopted Standards:ISO 9618:2016
Adopted Standard Name:《航空航天 等级为450 MPa(环境温度)/120 ℃、450 MPa(环境温度)/235 ℃、600 MPa(环境温度)/425 ℃、900 MPa(环境温度)/235 ℃、900 MPa(环境温度)/315 ℃、900 MPa(环境温度)/650 ℃、1 100 MPa(环境温度)/235 ℃、1 100 MPa(环境温度)/730 ℃、1 250 MPa(环境温度)/600 ℃、正常对边开槽、MJ 螺纹六角薄螺母 尺寸》
Adoption Level:MOD

Publication Information
Number of pages:12
Number of words:10 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2024-08-01

Standard Revision Information
Has Amendment:No

Other Information
Application Dept:国家市场监督管理总局、国家标准化管理委员会
Standard Type:CN
Standard Attribute:GB
Other Standard Number:44320
Drafter:宋碧秋、王熔、刘贺平、郭放、彭思泽、罗阿妮、段吉安
Drafting Organization:中航动力株洲航空零部件制造有限公司、哈尔滨工程大学、中国航空发动机研究院、中南大学
Management Organization:全国航空器标准化技术委员会(SAC/TC 435)
Proposing Department:全国航空器标准化技术委员会(SAC/TC 435)

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