JB/T 8029.2-1999 Support pins for machine tool fixture parts and components

JB/T 8029.2-1999 This standard is a revision of JB/T 8029.2-95 "Support pins for machine tool fixture parts and components". During the revision, only editorial changes were made according to relevant regulations, and the technical content remained unchanged. This standard specifies support pins with specifications of 5~40mm. This standard was first issued in 1981 as GB 2226-80, first revised to GB/T 2226-91 on April 30, 1991, and adjusted to JB/T 8029.2-95 in April 1996. JB/T 8029.2-1999 Support pins for machine tool fixture parts and components JB/T8029.2-1999 Standard download decompression password: www.bzxz.net

ICS 25. 080. 01
Standard of the Machinery Industry of the People's Republic of China
Parts and components of jigs and fixtures
The parts and units of jigs and fixtures1999-08-06 Issued
State Bureau of Machinery Industry
Implementation on 2000-01-01
Standard of the Machinery Industry of the People's Republic of China
Parts and components of jigs and fixtures
Supporting nails
The parts and units of jigs and fixturesSupporting nails
This standard specifies the supporting nails with a specification of 5~40mm. 2 Referenced standards
JB/T8029.2-1999
Replaces JB/T8029.2—1995
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised. Parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T1298—1986 Technical conditions for carbon steel JB/T8044—1999 Technical requirements for machine tool fixture parts and components 3 Dimensions
The dimensions are shown in the following figure and table.
Approved by the State Machinery Industry Bureau on August 6, 1999 208
Implementation on January 1, 2000
4 Technical conditions
Basic dimensions
JB/T 8029.2—1999
Basic dimensions
Limit deviation hl1
4.1 Material: T8 in accordance with the provisions of GB/T1298. 4.2 Heat treatment: 55~60HRC.
4.3 Other technical conditions in accordance with the provisions of JB/T8044. 5 Marking
5.1 Marking example:
D-16mm, H-8mm A-type support nail:
Support nail A16×8JB/T8029.2—19996wwW.bzxz.Net
Limit deviation r6
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