GOST 24253-80
GOST 24253−80 cutting Inserts, replaceable carbide faceted square with the rear angle of 20°. The design and dimensions (with Amendments No. 1, 2)
GOST 24253−80
Group 56
INTERSTATE STANDARD
CUTTING INSERTS, INDEXABLE MULTI-FACETED
CARBIDE SQUARE SHAPE WITH A CLEARANCE ANGLE OF 20°
The design and dimensions
Square throw-away (indexable) carbide cutting inserts
with 20° end-clearance angle. Design and dimensions
ISS 25.100
77.160
OKP 19 6000
Date of introduction 1982−01−01
INFORMATION DATA
1. DEVELOPED AND INTRODUCED by the Ministry of nonferrous metallurgy of the USSR
2. APPROVED AND put INTO EFFECT by Decision of the USSR State Committee for standards from
3. INTRODUCED FOR THE FIRST TIME
4. REFERENCE NORMATIVE AND TECHNICAL DOCUMENTS
5. The expiration time limit is removed by the Resolution of Gosstandart of the USSR from
6. EDITION with Amendments No. 1, 2 approved in October 1984, December 1990 (IUS 2−85, 4−91).
The requirements of this standard are mandatory.
(Added, Rev. N 2).
1. The design and dimensions of plates shall be as specified in the drawing and in the table.
mm
Example of designation when ordering a plate of hard alloy material VK8, cutting edge length =9.5 mm, radius
=0,8 mm:
19 6525
0442 090308
2. Approximate weight plates specified in Appendix 1.
3. The notation of plates according to GOST 19042.
4. Technical requirements — GOST 19086.
5. Applicable grades listed in Appendix 2.
(Added, Rev. N 2).
ANNEX 1
Reference
APPENDIX 1. (Changed edition, Rev. N 2).
APPENDIX 2 (recommended). Applied grades of plates
ANNEX 2
Recommended
N 4 — VK8; N 5 — Т5К10; N 6 — Т14К8; N 7 — T15K6; N 8 — ТН20
APPENDIX 2. (Added, Rev. N 2).