JB/T 8007.5-1999 This standard specifies the slot bolts with thread specifications of M6~M24. The bolts specified in this standard are suitable for marking discs and clamping workpieces on faceplates and angle irons. This standard was first issued in 1983 as JB 3403-83 and revised for the first time in 1991 as GB/T 12870-91. JB/T 8007.5-1999 Bolts for slots of machine tool fixture parts and components JB/T8007.5-1999 Standard download decompression password: www.bzxz.net
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ICS 25. 080. 01 Machinery Industry Standard of the People's Republic of China The parts and units of jigs and fixtures The parts and units of jigs and fixtures1999-08-06Promulgated State Machinery Industry Bureau Implementation on 2000-01-01 Machinery Industry Standard of the People's Republic of China Parts and units of jigs and fixturesSlot bolt This standard specifies slot bolts with thread specifications of M6~M24. The bolts specified in this standard are suitable for marking discs and clamping workpieces on faceplates and angle irons: Reference standards JB/T8007.5—1999 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/T6991988 Technical conditions for high-quality carbon structural 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 46bzxz.net Implemented on January 1, 2000 4 Technical conditions 4.1 Material: 45 steel in accordance with the provisions of GB/T699. 4.2 Heat treatment: 35~40HRC. 4.3 Other technical conditions shall comply with the provisions of JB/T8044. 5 Marking 5.1 Marking example: d-M10, L-40mm slot bolt: JB/T8007.5-1999 Bolt M10×40JB/T8007.5—1999 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.