JB/T 8008.2-1999 JB/T 8008.2-1999 Machine tool fixture parts and components Cross washers JB/T8008.2-1999 Standard download decompression password: www.bzxz.net
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ICS 25. 080. 01 Mechanical Industry Standard of the People's Republic of China The parts and units of jigs and fixtures The parts and units of jigs and fixtures1999-08-06Published State Machinery Industry Bureau Implementation on 2000-01-01 Mechanical Industry Standard of the People's Republic of China Parts and units of jigs and fixturesCrosswasherwww.bzxz.net This standard specifies cross washers with nominal diameters of 6~48mm. 2 Referenced standards JB/T8008.2-1999 Replaces JB/T8008.2—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, and parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T 699--1988 JB/T 80441999 3 Dimensions Technical conditions for high-quality carbon structural steel Technical requirements for machine tool fixture parts and components The dimensions are shown in the following figure and table. Approved by the State Machinery Industry Bureau on August 6, 199950 Implemented on January 1, 2000 Nominal diameter (thread diameter) 4 Technical conditions 4.1 Material: 45 steel in accordance with the provisions of GB/T699. 4.2 Heat treatment: 40~45HRC. 4.3 Other technical conditions in accordance with the provisions of JB/T8044. 5 Marking 5.1 Marking example: Cross washer with nominal diameter = 16mm: 16JB/T8008.21999 JB/T8008.2-1999 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.