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This standard is only applicable to bite type partition tube fittings.
Others
Example of designation:
Hexagon thin nut with the thread diameter d of 52 mm and the pitch of 2 mm is designated as:
Nut M52×2 GB 3763-83
mm
Note: The mass is the calculated value and the specific gravity is 7.85 kg/dm3.
The technical conditions shall meet the requirements of GB 3765-83.
中华人民共和国国家标准
UDC 621.643.4:621.882/.887
GB 3763—83
卡套式管接头用六角薄螺母
Bite type tube fittings—Hexagon thin nuts
国家标准局1983-06-17发布 1984-04-01实施
本标准仅适用于卡套式隔壁管接头。
其余
标记示例:
螺纹直径d52mm,螺距2mm的六角薄螺母:
螺母 M52×2 GB 3763—83
mm
d s2 e2 m 重量(kg/100件)
公称尺寸 极限偏差 公称尺寸 极限偏差
注:重量系计算值,比重为7.85kg/dm3。
技术条件按GB 3765—83的规定。
附加说明:
本标准由中华人民共和国机械工业部提出,由机械工业部标准化研究所归口。