GOST 25424-90
GOST 25424−90 carbide brazed Plate type 25. The design and dimensions
GOST 25424−90
Group 56
INTERSTATE STANDARD
PLATE BRAZED CARBIDE
TYPE 25
The design and dimensions
Hard metal brazed tips, type 25.
Design and dimensions
ISS 25.100
77.160
OKP 19 6000
Date of introduction 1993−07−01
INFORMATION DATA
1. DEVELOPED AND INTRODUCED by the Ministry of metallurgy of the USSR
2. APPROVED AND put INTO EFFECT by Decision of the USSR State Committee on management of quality and standards from
3. REPLACE GOST 25424−82
4. The standard fully complies ST SEV 132−74
5. REFERENCE NORMATIVE AND TECHNICAL DOCUMENTS
| The designation of the reference document referenced |
Item number |
| GOST 2209−90 |
5 |
| GOST 25393−90 |
3 |
6. REISSUE
1. This standard applies to plates for core drills when machining through holes.
2. The design and dimensions of plates shall be as specified in the drawing and in the table.1.
_______________
* Dimensions for molds.
** Size for reference.
Table 1
Dimensions in mm
| Refer to the teachings of the plates |
|
The main application |
The additional use of |
Application for a special — term order | ||||||
| 25110 |
16 |
4,0 |
2,0 |
2,5 |
1,0 |
25,0 |
4,1 |
N 2, N 4, N 10 |
N 1, N 3, N 7, N 8, N 9, N 11 |
|
| 25130 |
18 |
5,0 |
2,5 |
3,5 |
1,5 |
5,2 |
N 2, N 4, N 10 |
N 1, N 3, N 7, N 8, N 9, N 11 |
||
| 25150 |
20 |
6,0 |
3,0 |
5,0 |
31,5 |
3,8 |
N 2, N 4, N 10 |
N 1, N 3, N 7, N 8, N 9, N 11 |
||
| 25210 |
22 |
5,6 |
2,5 |
4,0 |
2,5 |
25,0 |
9,9 |
N 2, N 4, N 10 |
N 1, N 3, N 7, N 8, N 9, N 11 |
|
| 25230 |
25 |
8,0 |
2,8 |
5,0 |
3,0 | 10,0 |
N 2, N 4, N 10 |
N 3, N 7, N 8, N 9, N 11 |
N 1 | |
| 25250 |
30 |
12,0 |
4,0 |
8,0 |
11,0 |
N 2, N 4, N 10 |
N 3, N 7, N 8, N 9, N 11 |
N 1 | ||
| 25190 |
32 |
10,0 |
2,0 |
40,0 |
8,0 |
N 2, N 4, N 10 |
N 7, N 8, N 9, N 11 |
N 1, N 3 |
Note. Plate with a high degree of accuracy, designed for soldering in the grooves, are made on special order.
3. The symbol plates — according to GOST 25393.
4. Approximate weight plates provided in the application.
5. Technical requirements — GOST 2209.
6. Applicable grades: N 1 — Т30К4; N 2 — T15K6; N 3 — Т14К8; N 4 — Т5К10; N 7 — ВК3, ВК3-M; N 8 — VK6-M, VK6-OM; N 9 — VK6; N 10 — VK8; N 11 — ВК10-HOM.
APP
Reference
Table 2
Approximate weight
| Marking plates | Rough weight of a plate g of hard alloy grades | |||||||
| Т30К4 |
T15K6 |
Т14К8 |
Т5К10 |
ВК3-M, ВК3 | VK6-OM, VK6-M, VK6 |
VK8 | ВК10 HOM | |
| 25110 |
Of 1.07 |
1,26 |
1,27 |
1,43 |
1,70 |
1,67 |
1,65 |
1,66 |
| 25130 |
1,93 |
2,27 |
2,28 |
2,57 |
3,05 |
Of 3.00 |
2,96 |
Of 2.98 |
| 25150 |
3,02 |
3,55 |
3,58 |
Of 4.03 |
4,78 |
4,70 |
A 4.64 |
4,68 |
| 25210 |
2,56 | 3,01 |
Of 3.03 |
3,39 |
4,02 |
3,93 |
3,88 |
3,92 |
| 25230 |
4,56 |
5,36 |
5,38 |
6,02 |
7,15 |
6,99 |
6,89 |
Of 6.94 |
| 25250 |
10,95 |
12,88 |
12,94 |
For 14.47 |
17,20 |
16,80 |
Accounting period 16.57 |
16,68 |
| 25190 |
10,60 |
12,50 |
12,60 |
14,20 |
16,80 |
16,50 |
16,30 |
16,41 |
