This standard specifies the types and sizes of plug gauges for detecting the slot width of screws, nuts, wood screws, self-tapping screws and retaining rings. This standard applies to item 18 of table 2 of ZB J13 002.1, item 3 of table 1 of ZB J13 002.2, item 3 of table 2 of ZB J13 002.3, item 5 of table 1 of ZB J13 002.7. JB/T 7384.7-1994 Fastener slot width plug gauge JB/T7384.7-1994 standard download decompression password: www.bzxz.net
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Machinery 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 Slot Width Plug Gauge 1 Subject Content and Scope of Application JB/T 7384.7—94 This standard specifies the types and sizes of slot width plug gauges for detecting screws, nuts, wood screws, self-tapping screws and retaining rings. This standard applies to item 18 of table 2 of ZBJ13002.1, item 3 of table 1 of ZBJ13002.2, item 3 of table 2 of ZBJ13002.3, item 5 of table 1 of ZBJ13002.7. Referenced Standards GB1957 Smoothness Limit Width Gauge ZB J13 002.1 Test methods for fasteners Dimensions and geometrical accuracy of bolts, screws, studs and nuts ZBJ13002.2 Test methods for fasteners Dimensions and geometrical accuracy of wood screws ZBJ13002.3 Test methods for fasteners Dimensions and geometrical accuracy of self-tapping screws ZBJ13002.7 3 Types and sizes Test methods for fasteners Dimensions and geometrical accuracy of retaining rings The types and sizes of the screw slot width plug gauges shall be in accordance with the provisions of Figure 1 and Table 1, and the types and sizes of the nut slot width plug gauges shall be in accordance with the provisions of Figure 1 and Table 2; the types and sizes of the wood screw slot width plug gauges shall be in accordance with the provisions of Figure 1 and Table 3; the types and sizes of the self-tapping screw slot width plug gauges shall be in accordance with the provisions of Figure 1 and Table 4; the types and sizes of the retaining ring opening width plug gauges shall be in accordance with the provisions of Figure 1 and Table 5. Plug Protective plate Shrimp or source line 42 ($3) Approved by the Ministry of Machinery Industry in 19940726 Implemented on 1995-07-01 Coal grain specifications Basic size Limit compensation difference Basic size Limit deviation Thread specifications Basic size Limit difference Basic size Report limit deviation Thread specifications Basic size Limit deviation Basic size Limit deviation Thread specifications Basic size Stock extension deviation Basic size Grade limit deviation JB/T 7384.7~94 .3. 31 +0,0245 M16M20 Nominal diameter Basic size Limit deviation Basic size Limit deviation Thread specification Basic limit Limit deviation Basic sizeWww.bzxZ.net Limit deviation Basic size Limit deviation +0, 011 JB/T 7384. 7-- 94 75~105 110~200 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.