GB/T 32.1-2020: Hexagon bolts with wire holes on head

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Scope

This part of GB/T 32 specifies the types and dimensions, technical conditions
and reference standards, and designation of hexagon bolts with wire holes on
head.
This part is applicable to hexagon bolts with wire holes on head, of thread
specifications of M6 ~ M48, property grades of 5.6, 8.8, 10.9, A2-70, A4-70, A2-
50, A4-50, CU2, CU3 and AL4, and product grades of A and B.
The bolts which are specified in this Part are made with wire holes in the head
of the products that comply with GB/T 5782.

Basic Data

Standard ID	GB/T 32.1-2020 (GB/T32.1-2020)
Description (Translated English)	Hexagon bolts with wire holes on head
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J13
Word Count Estimation	5,554
Date of Issue	2020-11-19
Date of Implementation	2021-06-01
Older Standard (superseded by this standard)	GB/T 32.1-1988
Regulation (derived from)	National Standard Announcement No. 26 of 2020
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration