GB/T 5786-2016: Hexagon head bolts with fine pitch thread -- Full thread

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Scope

This Standard specifies the type and dimension, technical conditions and markings of
hexagon head bolts with fine pitch thread – full thread.
This Standard is applicable to the hexagon head bolts with thread nominal diameter
d=8mm~64mm, fine pitch thread, full-thread, Property Class 5.6, 8.8, 10.9, A2-70, A4-
70, A2-50, A4-50, CU2, CU3 and AL4, Product Grades A and B. Grade A is applied to
the nuts with d=8mm~24mm and l≤10d or l≤150mm (as per the less value); while
Grade B is applied to the nuts with d >24mm or l >10d or l >150mm (as per the less
value).
Preferred to select the coarse bolts specified in GB/T 5783.

Basic Data

Standard ID	GB/T 5786-2016 (GB/T5786-2016)
Description (Translated English)	Hexagon head bolts with fine pitch thread -- Full thread
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J13
Classification of International Standard	21.060.10
Word Count Estimation	15,135
Date of Issue	2016-02-24
Date of Implementation	2016-06-01
Older Standard (superseded by this standard)	GB/T 5786-2000
Quoted Standard	GB/T 2; GB/T 90.1; GB/T 90.2; GB/T 193; GB/T 1237; GB/T 3098.1; GB/T 3098.6; GB/T 3098.10; GB/T 3103.1; GB/T 5267.1; GB/T 5267.2; GB/T 5267.4; GB/T 5276; GB/T 5779.1; GB/T 5783; GB/T 9145; GB/T 16938
Adopted Standard	ISO 8676-2011, MOD
Regulation (derived from)	National Standard Announcement No
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the type size, technical conditions and marking of fine-pitch full-thread hexagon head bolts. This standard applies to thread nominal diameter d = 8 mm ~ 64 mm, fine thread, full thread, performance rating of 5.6, 8.8, 10.9, A2-70, A4-7O, A2-50, A4-50, CU2, CU3 And AL4 grade, product grade A and B-class hexagonal head bolts. Class A for d = 8 mm to 24 mm and l �� 10 d or l �� 150 mm (whichever is less); Class B for d �� 24 mm or l> 10 d or l> 150 mm Value) of the bolt. Preferred GB/T 5783 of the coarse teeth bolts.