JB/T3411.29-1999 This standard is a revision of JB 3439-83 "Pointed Punch Dimensions". Only the following points have been modified during the revision, and the main technical content has not changed: - Writing format; - Standard name plus English; - Thread drawing method. This standard specifies the type and size of pointed punches. JB/T 3411.29-1999 Pointed Punch Dimensions JB/T3411.29-1999 Standard download decompression password: www.bzxz.net

ICS25.100.40bzxz.net
Machinery Industry Standard of the People's Republic of China
JB/T3411.29-1999
Sharp punch dimensions
SharppunchDimensions
Published on 1999-05-20
National Bureau of Machinery Industry
Implemented on 2000-01-01
Machinery Industry Standard of the People's Republic of China
Sharp punch dimensions
SharppunchDimensions
This standard specifies the types and dimensions of sharp punches. Types and dimensions
Types and dimensions are as specified in the following figures and tables. d
Marking example:
d2mm pointed punch:
2JB/T3411.291999
Approved by the State Machinery Industry Bureau on May 20, 1999D
JB/T3411.29—1999
Replaced JB343929
Implemented on January 1, 2000
Mechanical industry standard
Pointed punch size
JB/T3411.29-1999
Published and distributed by the Machinery Standardization Research Institute of the Ministry of Machinery Industry Printed by the Machinery Standardization Research Institute of the Ministry of Machinery Industry (No. 2 Shouti South Road, Beijing: Postal Code 100044)*
Format 880×1230
X Number of characters xXX,XXX
Print sheets X/X
Xth printing in XX month of 19XX
Xth edition in XX month of 19XX
Number of prints 1-XXX
Price XXXXX Yuan
XX-XXX
6661611 /
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