This standard specifies the type and size of the hexagonal width through gauge for testing hexagonal socket screws. This standard applies to items 14 and 15 of Table 2 of ZB J13 002.1. JB/T 7384.6-1994 Hexagonal Width Through Gauge for Fasteners JB/T7384.6-1994 Standard download decompression password: www.bzxz.net
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Mechanical Industry Standard of the People's Republic of China JB/T7384.1~7384.18-94 Special Inspection Fixtures for Fasteners Issued on July 26, 1994 Ministry of Machinery Industry of the People's Republic of China Implementation on July 1, 1995 Mechanical Industry Standard of the People's Republic of China Fasteners Hexagon Socket Diagonal Width Through Gauge Subject Content and Scope of Application This standard specifies the type and size of the hexagon socket diagonal width through gauge for detecting hexagon socket screws. This standard applies to items 14 and 15 of Table 2 of ZBJ13002.1. 2 Reference standards GB1957 Smooth limit gauge Fastener tolerances Bolts, screws and nuts JB/T7384.6-94 ZBJ13002.1 Fastener test methods Dimensions and geometric accuracy of bolts, screws, studs and nuts Types and dimensions The types and dimensions of gauges shall be as specified in Figure 1 and Table 1. Mark Approved by the Ministry of Machinery Industry on July 26, 1994 Implemented on July 1, 1995 Effective specification Basic size Limit deviation Basic size Limit deviation Thread specification Basic size Limit deviation Basic size Limit deviation Thread specification Basic size Limit deviation Basic sizewwW.bzxz.Net Limit deviation JB/T 7384.694 Thread specification Basic size Limit deviation Basic size Limit deviation +0.075+0.093 +0.045+0.058 Note: 1) Applicable to hexagon socket head screws. 19.44 JB/T7384.6-94 Continued Table 1 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.