JB/T 7384.8-1994 Fastener slot depth gauge

This standard specifies the types and sizes of the slot depth gauges for screws, wood screws and self-drilling screws. This standard applies to item 19 of table 2 of ZB J13 002.1, item 4 of table 1 of ZB J13 002.2 and item 4 of table 2 of ZB J13 002.3. JB/T 7384.8-1994 Fastener slot depth gauge JB/T7384.8-1994 Standard download decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
JB/T7384.1～7384.18-94
Special Inspection Fixtures for Fasteners
Published on 1994-07-26
Ministry of Machinery Industry of the People's Republic of China
Implemented on 1995-07-01
Mechanical Industry Standard of the People's Republic of China
Fasteners
Slot Depth Plug Gauges
Subject Content and Scope of Application
This standard specifies the type and size of slot depth plug gauges for detecting screws, wood screws and self-tapping screws. JB/T7384.8—94
This standard applies to Item 19 of Table 2 of ZBJ13002.1, Item 4 of Table 1 of ZBJ13002.2, and Item 4 of Table 2 of ZBJ13002.3. Cited standards
GB1957
Smooth limit plug gauge
ZBJ13002.1 Fastener test methods Dimensions and geometric accuracy of bolts, screws, studs and nuts ZBJ13002.2 Fastener test methods Dimensions and geometric accuracy of wood frequency screws ZB J13002.3
Types and dimensions
Fastener test methods
Dimensions and geometric accuracy of self-tapping screws
The type and size of the screw slot depth plug gauge shall be as specified in Figure 1 and Table 1; the type and size of the wood screw slot depth plug gauge shall be as specified in Figure 1 and Table 2: the type and size of the self-tapping screw slot depth gauge shall be as specified in Figure 1 and Table 3. Others
Approved by the Ministry of Machinery Industry on July 26, 1994bzxZ.net
Implemented on July 1, 1995
Thread specification
Basic size
Limit deviation
Basic size
Limit deviation
Basic size
Limit deviation
Thread specification
Basic size
Limit deviation
Basic size
Limit deviation
Basic size
Limit deviation
Thread specification
Basic size
Limit deviation
Basic size
Limit deviation
Basic size
Limit deviation
JB/T7384.8-94
2.001. 601.202.40
1.050.851.451.421.301.901.631.402.402.001.602.800
Nominal diameter
Basic size
Limit deviation
Basic size
Limit deviation
Original size
Limit deviation
Nominal diameter
Basic size
Limit deviation
Basic size
Limit deviation
Basic size
Plate limit deviation
Nominal diameter
Basic size
Limit deviation
Basic size
Limit deviation
JB/T 7384. 894
0. 740. 64
1.712.202.30
2.192.802.902.55
2. 502. 602. 042. 70
3.102.903.60
3.402..80
Thread specification
Basic size
Limit deviation
Basic size
Limit deviation
Basic size
Limit deviation
Thread specification
Basic size
Limit deviation
Basic size
Limit deviation
JB/T 7384.894
—0. 014
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