GOST 8786-68
GOST 8786−68 Steel cystotomy for dowels segment. Assortment (with Amendments No. 1, 2)
GOST 8786−68
Group B22
INTERSTATE STANDARD
STEEL FOR DOWELS CYSTADENOMA SEGMENT
Assortment
Cold-drawn steel for Woodruff keys. Dimensions
ISS 77.140.50
Date of introduction 1971−07−01
Resolution of the Committee of standards, measures and measuring instruments under the USSR Council of Ministers on 22 August 1968 date of introduction is established 01.07.71
The expiration time limit is removed by the Resolution of Gosstandart from
REPLACE GOST 8786−58
EDITION (October 2012) with Changes No. 1, 2 approved in March 1980 and March 1984 (ICS 5−80, 7−84)
1. Section sizes cystadenomas segment of steel for dowels shall be as specified in the drawing and in the table.
Note. Allowed blunting acute angle with a chamfer or a radius to 0.025 .
Dimensions, mm
Nominal size |
Theoretical weight of 1 m of bars, kg | ||
1,4 |
4 |
3,8 |
0,031 |
2,6 |
7 |
6,8 |
Is 0.102 |
3.7 V |
10 |
9,7 |
0,207 |
5,0 |
13 |
12,6 |
0,369 |
6,5 |
16 |
15,7 |
0,602 |
7,5 |
19 |
18,6 |
0,818 |
9 |
22 |
21,6 |
1,15 |
10 |
25 |
24,5 |
1,44 |
11 |
28 |
27,3 |
1,76 |
13 |
32 |
31,4 |
2,41 |
15 |
38 |
37,1 |
3,23 |
16 |
45 |
43,1 |
3,99 |
17 |
55 |
50,8 |
Of 4.52 |
19 |
65 |
59,1 |
6,22 |
Example of designation cystadenomas segment of steel for dowels size mm:
Steel spline segments. 10 GOST 8786−68
(Changed edition, Rev. N 1, 2).
2. Material — steel with tensile not less than 60 kgf/mm.
3. Limit deviations of the dimensions of the section are:
— height for ;
— diameter via .
(Changed edition, Rev. N 1).
The electronic text of the document
prepared by JSC «Code» and checked by:
the official publication of the
Steel sheet products.
Assortment: Sat. Standards. -
M.: STANDARTINFORM, 2012