GB/T 9208-1988 Carbide spherical rotary files
Basic Information
Standard ID:
GB/T 9208-1988
Standard Name: Carbide spherical rotary files
Chinese Name:
硬质合金圆球形旋转锉
Standard category:National Standard (GB)
state:Abolished
Date of Release1988-05-12
Date of Implementation:1989-01-01
Date of Expiration:2005-12-01
standard classification number
Standard ICS number:Mechanical Manufacturing>>Cutting Tools>>25.100.60 Files
Standard Classification Number:Machinery>>Process Equipment>>J41 Tool
Publication information
other information
Review date:2004-10-14
Drafting unit:Chengdu Tool Research Institute
Introduction to standards:
GB/T 9208-1988 Carbide Spherical Rotary Files GB/T9208-1988 Standard Download Decompression Password: www.bzxz.net
Some standard content:
National Standard of the People's Republic of China
Spherical hardmetal burrs
GB9208-88
This standard adopts the international standard ISO7755/4-1984 "Carbide burrs-Part 4: Spherical burrs (type)".
1 Type and size
1.1 Type and size are as shown in the figure and table below.
Rotary file code
D0203C03
D0303C03
10403C0640
D0605C0640
10807C0640
D1009C0640
D1210C0640
D1614C0640
1.2 Marking example| |tt||China Gear
D0203M03
D0303M03
D0403M0640wwW.bzxz.Net
D0605M0640
D0807M0640
D1009M0640
D1210M0640
D1614M0640
D0203F03||t t||D0303F03
D0403F0640
D0605F0640
D0807F0640
D1009F0640
D1210F0640
D1614F0640
（+0.2）
This limit
Carbide spherical rotary file (D type) d= 8mm, l=7.2mm, d,-6mm, shank length is 40mm, fine teeth (F) marked as: Rotary file D0807F0640GB9208-88 Approved by the National Machinery Industry Commission on May 12, 1988 T
Implemented on January 1, 1989
Technical conditions
According to the provisions of GB9217 "Carbide Rotary Files
Additional Notes:
GB 9208--88
Technical Conditions".
This standard is proposed by the National Technical Committee for Tool Standardization. This standard is under the jurisdiction of the National Technical Committee for Tool Standardization. This standard was drafted by Chengdu Tool Research Institute and Shanghai Tool Factory. 142
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