JB/T 3411.73-1999 Drill chuck extension rod dimensions

JB/T3411.73-1999 This standard is a revision of JB 3483-83 "Drill Chuck Extension Rod Dimensions". Only the following points were modified during the revision, and the main technical content remained unchanged: - Writing format; - Standard name plus English; - Relevant reference standards and related content; - Thread drawing method. This standard specifies the type and size of drill chuck extension rods. JB/T 3411.73-1999 Drill Chuck Extension Rod Dimensions JB/T3411.73-1999 Standard download decompression password: www.bzxz.net

IC.5 25.080.01
Machinery Industry Standard of the People's Republic of China
JB/T3411.67~3411.82-19
Accessories of drilling machines
Accessories of drilling machines1999-05-20 Issued
National Machinery Industry Bureau
Implementation on 2000-01-1
Machinery Industry Standard of the People's Republic of China
Dimensions of Drill Chuck Extension Rod
Extension Rod Ufurrill Eck
Dimensions
Special provisions, production head connection type and form. 2
Cited standards
JR/T 3411.73-1999
3463:83
5 The clauses included in the engraved mark become small standards through reference in this standard: For standard versions up to the date of publication, all versions shown are valid. All standards may be revised. The parties deciding to use this standard should consider using the following standards for possible new versions: GB/T4431996 and GR/T6090199:
Types and sizes
Drill bit cone
Types and sizes shall be determined according to the information and table. Yingtuanlong
Station origin
National Machinery Industry Exhibition 1999-05-20 approved 2000-01-01 implementation
Letter to who
Station step headbzxz.net
Guo Xiong work
JD/T3411.73-1999
Drill source
13 uh5
21 793
23 825
Mo long quality size and difference slow GB[13 of the current 2 stations and the head short cone as much as possible and according to the (J9I of the demarcation. 4 mark
Marking example:
Cai bottom round male 2 pregnancy, short cone cone skin. The drill bit is connected to F2-D, JB/T3411.73—1999
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