GOST 24250-80
GOST 24250−80 cutting Inserts, replaceable carbide faceted triangular shape with back angle and chip breaking C-grooves. The design and dimensions (with Amendments No. 1, 2)
GOST 24250−80
Group 56
INTERSTATE STANDARD
CUTTING INSERTS, REPLACEABLE CARBIDE FACETED
TRIANGULAR SHAPE WITH BACK ANGLE AND CHIP BREAKING C-GROOVES
The design and dimensions
Triangular throw-away (indexable) carbide cutting inserts with
end-clearance angle and chip-breaking flutes. 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. In this standard introduced by the international standard ISO 883−85 «Plate replaceable tungsten carbide (carbide) with radii without fixing holes. Dimensions» in terms of inserts TPMR
4. INTRODUCED FOR THE FIRST TIME
5. REFERENCE NORMATIVE AND TECHNICAL DOCUMENTS
| The designation of the reference document referenced |
Item number |
| GOST 19042−80 |
4 |
| GOST 19086−80 |
5 |
6. The expiration time limit is removed by the Resolution of Gosstandart of the USSR from
7. 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.
________________
* Size for reference.
mm
| The marking plates of classes of tolerances |
|||||||||||
| M |
G |
||||||||||
| digital | alphanumeric | When- me- believe it- the need* |
digital | alphanumeric | When- me- believe it- the need* |
||||||
| 01322−110304 | TPMR-110304 | 01332−110304 |
TPGR-110304 | 11,0 | 6,350 | 3,18 | 3,44 | 0,4 | 9,128 | ||
| 01322−110308 | TPMR-110308 | 01332−110308 |
TPGR-110308 | 3,52 | 0,8 | 8,73 | |||||
| 01322−160304 | TPMR-160304 | 01332−160304 |
TPGR-160304 | 16,5 | 9,525 | 3,44 | 0,4 | 13,891 | |||
| 01322−160308 | TPMR-160308 | 01332−160308 |
TPGR-160308 | 3,62 | 0,8 | 13,494 | |||||
| 01322−160312 | TPMR-160312 | 01332−160312 | TPGR-160312 |
1,2 | 13,097 | ||||||
________________
* See Annex 4
Example of designation when ordering plates from a firm alloy T15K6 brand class of admission U, with cutting edge length =11.0 mm, thickness
=3.18 mm radius
=0.4 mm:
19 6613
0441 110304
(Changed edition, Rev. N 1).
2. The shape and dimensions of a chip breaking C-grooves are provided in Annex 1.
3. Approximate weight plates are given in Appendix 2.
4. Designation system plates according to GOST 19042.
5. Technical requirements — GOST 19086.
6. Applied alloys is given in Appendix 3.
(Added, Rev. N 2).
ANNEX 1
Recommended
The shape and dimensions of a chip breaking C-grooves on the front surface of the plates is indicated on the devil.1, 2 and in the table.
Damn.1. Form 1 for plates: 01332−110304, 01332−160304, 01322−110304, 01322−160304
Form 1 for plates: 01332−110304, 01332−160304,
01322−110304, 01322−160304
________________
* Size for reference.
Damn.1
Damn.2
________________
* Size for reference.
Damn.2
mm
| Digital signage plates |
||||||
| 01322−110308 |
0,15 | 1,5 | 0,9 | 0,34 | 3,0 | 3,2 |
| 01322−110308 |
||||||
| 01322−160308 |
1,8 | 0,44 | 3,5 | |||
| 01322−160308 |
||||||
| 01322−160312 |
0,20 | 1,0 | 6,0 | |||
| 01322−160312 |
ANNEX 2 (informative)
ANNEX 2
Reference
| Marking plates | Approximate weight of plates, g, stamps | ||
| T15K6 |
ВП1255 | ТН20 | |
| 01322−110304 |
1,62 | Of 1.94 | 0,82 |
| 01332−110304 |
|||
| 01322−110308 |
1,64 | 1,92 | 0,82 |
| 01332−110308 |
|||
| 01322−160304 |
Of 3.96 | 4,75 | 1,99 |
| 01332−160304 |
|||
| 01322−160308 |
3,94 | 4,72 | 2,02 |
| 01332−160308 |
|||
| 01322−160312 |
3,92 | 4,70 | Of 2.00 |
| 01332−160312 |
|||
APPENDIX 2. (Changed edition, Rev. N 2)
APPENDIX 3 (recommended). Applied grades of plates
APPENDIX 3
Recommended
| Digital signage plates |
The main application | Application by special order |
| 01322−110304 |
N 7, N 11 | N 8 |
| 01332−110304 | ||
| 01322−110308 |
||
| 01332−110308 |
||
| 01322−160304 |
||
| 01332−160304 |
||
| 01322−160312 |
||
| 01332−160308 |
||
| 01322−160312 |
N 7, N 11 | N 8 |
| 01332−160312 |
- | N 7, N 8, N 11 |
N 7 — T15K6; N 8 — ТН20; N 11 — ВП1255
ANNEX 4 (reference). The use of plates
ANNEX 4
Reference
Rear angle |
Plate tolerances class G, M | |||||
| With a chip breaking C-grooves on the front surface ® | ||||||
| Marking |
The radius | |||||
| 0,4 |
0,8 | 1,2 | 1,6 | |||
| 6.35 mm |
11° | TPGR 1103 | +++ | +++ | ++ | ++ |
| TPMR 1103 |
+ | + | ++ | ++ | ||
| 9,525 | TPGR 1603 |
+++ | +++ | +++ | ++ | |
| TPMR 1603 |
+ | + | + | ++ | ||
| 12,7 | TPGR 2204 |
++ | ++ | ++ | ++ | |
| TPMR 2204 |
++ | ++ | ++ | ++ | ||
Note. + — plates of the basic application, standardized.
++ — plates have limited use, not standardized.
+++ — plates are not recommended for use.
APPS 3, 4. (Added, Rev. N 2).
