JB/T 8016-1999 Locating keys for machine tool fixture parts and components

JB/T 8016-1999 This standard is a revision of JB/T 8016-95 "Locking keys for machine tool fixture parts and components". During the revision, only editorial changes were made according to relevant regulations, and the technical content remained unchanged. This standard specifies locating keys with specifications of 8~54mm. This standard was first issued in 1981 as GB 2206-80, first revised to GB/T 2206-91 on April 30, 1991, and adjusted to JB/T 8016-95 in April 1996. JB/T 8016-1999 Locking keys for machine tool fixture parts and components JB/T8016-1999 Standard download decompression password: www.bzxz.net

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Standard of the Machinery Industry 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
2000-01-01Implementation
Standard of the Machinery Industry of the People's Republic of China
The parts and units of jigs and fixturesLucuting key
This standard specifies the standard chain with specifications of B~4 2 Reference standards
JB/T16-195
Replace J416149
The texts included in the standard are referenced in this standard and constitute the provisions of the blank standard: When this standard is published, the texts shown in the text are valid. All standards will be slightly revised. The parties using the 4 standards will discuss the possibility of using the following standards as the most appropriate. GBr:65--1985
GBT6991988
Open-end flash head welding nails
Technical conditions for high-quality carbon structural steel
J980441999Technical requirements for machine tool clamps and their parts and components 3 Dimensions
As shown in the following table.
1999.08-06 approved by the State Machinery Industry Bureau
2000-01-01 implementation
medical equipment limit limit
JB/T8016-1999
[accusation
113.3/ 20
the limit inquiry board limit longyi
(20) 20
（24)24
17.517.5:2618
45: 48
54: 54
E-size is 0.5mm wider than the bed shape, and the size in brackets is 2.
4 Technical parts
4.1 Material: 45 steel GB/T699 regulations: 4.2 Heat treatment: 40-45HRC.
4.3 Other technical conditions are in accordance with 8044 regulations. 5 Marking
s.1 Marking example:
B-[Bmm, A-type locating chain with tolerance zone h6: locating key A1Bh6JD.T8016—1999
±center.CNM5
M5×10
M4×10
M5×12
M5×15
M8×20
M12×25
M12×30
M16×.3.5
M1G×40
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