JB/T 3411.86-1999 Dimensions of 60° boring bars with taper shank

JB/T 3411.86-1999 This standard is a revision of JB 3497-83 "Dimensions of 60° boring bars with taper shanks". Only the following points have been modified during the revision, and the main technical content has not changed: - Writing format; - Standard name plus English; - Relevant reference standards and related content; - Thread drawing method. This standard specifies the type and size of 90° boring bars with taper shanks. JB/T 3411.86-1999 Dimensions of 60° boring bars with taper shanks JB/T3411.86-1999 Standard download decompression password: www.bzxz.net

1CS 25.080.01
Machinery Industry Standard of the People's Republic of Chinabzxz.net
JB/T3411.83-3411.100-19
Accessories of boring machines
Accessories of boring machines1999-05-20 Issued
State Machinery Industry Bureau
Implementation on 2000-01-01
Machinery Industry Standard of the People's Republic of China
Dimensions of taper shanks and boring bars
Taper shank sooborinelool arborPmensions
This standard specifies the types and sizes of boring machines 2 Referenced Standards
JB/T 3411.86—1999
The provisions contained in the following standards become the provisions of this standard through reference in this standard. When this standard is compared with the previous version, the versions shown are the effective ones. All standards may be revised. The parties using this standard should pay attention to the following standards. The new version may also be reported GB/T14411996
FB/T 14t1.83—1999
3 Types and dimensions
Machine tools and tool components Self-clamping circular taper
Diameter handle 90° tool arbor size
Type and size small cast and heat determination in the table below.
4 mark
Standard evaluation example:
Mo 5,0mm,45m cone tree cup
Mirror edge rod 550×450B/T34h1.86-159g Four plastics
National Machinery Industry Teng 1999-15-20 approved
2000-01-01 implementation
IR/T 3411.86-1999
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590'01
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$90 0+
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$90 D+
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091-021
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