GOST 5426-76
GOST 5426−76 Dies-blanks of sintered hard alloys for drawing hexagonal rods. Shapes and sizes (with Change No. 1)
GOST 5426−76*
Group 56
STATE STANDARD OF THE USSR
DIES-BLANKS OF SINTERED HARD ALLOYS FOR DRAWING HEXAGONAL RODS
Shapes and sizes
Die blanks of sintered hardmetals for drawing hexagonal rods. Shape and dimensions
OKP 19 8400
Date of introduction 1978−01−01
The decision of the State Committee of standards of Ministerial Council of the USSR of February 5, 1976 N 344 the introduction of set with 01.01.78
REPLACE GOST 5426−66
* REPRINT (July 1988) with amendment No. 1, approved in August 1982 (ICS 12−82)
1. This standard applies to the die-billet of solid sintered alloys for drawing hexagonal rods of ferrous and non-ferrous metals.
2. The shape and size of dies-blanks shall be as specified in the drawing and in the table.
Dimensions in mm
| Marking portage- blanks |
The prima haemost |
Weight, g (for the alloy with a density of 14.6 g/cm | |||||||||||||
| Nomin. |
Pred. off. | But- min. |
Pred. off. |
But- min. |
Pred. off. | But- min. |
Pred. off. | ||||||||
| 1980−0301 | 2,9 | Mobility in soil -0,35 | 30 | ±0,7 | 21 | ±0,7 | 1,5 | 2,0 | 10,5 | 3 | 1,5 | 16° | ±1° | 207 | |
| 1980−0302 | 3,9 | 204 | |||||||||||||
| 1980−0303 | 4,4 | 202 | |||||||||||||
| 1980−0304 | 4,9 | 200 | |||||||||||||
| 1980−0305 | 5,4 | 198 | |||||||||||||
| 1980−0306 | 5,9 | 2,0 | 197 | ||||||||||||
| 1980−0307 | 6,9 | -0,45 | 30 | ±0,7 | 21 | ±0,7 | 3,0 | 3,0 | 11,5 | 3 | 1,5 | 16 | ±1 | 195 | |
| 1980−0308 | 7,9 | 191 | |||||||||||||
| 1980−0309 | 8,9 | 185 | |||||||||||||
| 1980−0311 | 9,9 | 179 | |||||||||||||
| 1980−0312 | 10,9 | -0,50 | 173 | ||||||||||||
| 1980−0313 | 11,9 | 35 | ±1,0 | 25 | ±0,7 | 3,5 | 13,5 | 4 | 2,0 | 286 | |||||
| 1980−0314 | 12,9 | 276 | |||||||||||||
| 1980−0315 | 13,9 | 266 | |||||||||||||
| 1980−0316 | 14,9 | 256 | |||||||||||||
| 1980−0317 | 15,9 | 45 | 4,0 | 13,0 | 475 | ||||||||||
| 1980−0318 | 16,9 | 463 | |||||||||||||
| 1980−0319 | 17,9 | 451 | |||||||||||||
| 1980−0321 | 18,9 | 438 | |||||||||||||
| 1980−0322 | 19,9 | -0,80 | 50 | 28 | 5,0 | 4,0 | 14,0 | 5 | 626 | ||||||
| 1980−0323 | 20,9 | 610 | |||||||||||||
| 1980−0324 | 21,9 | 593 | |||||||||||||
| 1980−0325 | 23,9 | 557 | |||||||||||||
| 1980−0326 | 24,9 | 538 | |||||||||||||
| 1980−0327 | 25,9 | 519 | |||||||||||||
| 1980−0328 | 26,9 | 60 | ±1,2 | 30 | ±1,0 | 6,0 | 4,5 | 2,5 | 18 | 906 | |||||
| 1980−0329 | 27,9 | 883 | |||||||||||||
| 1980−0331 | 29,8 | 853 | |||||||||||||
| 1980−0332 | 31,8 | -0,90 | 787 | ||||||||||||
| 1980−0333 | 33,8 | 65 | 35 | ±1,5 | 5,0 | 16,0 | 1079 | ||||||||
| 1980−0334 | 35,8 | 1012 | |||||||||||||
| 1980−0335 | 37,6 | 948 | |||||||||||||
| 1980−0336 | 39,6 | -1,50 | 80 | 7,0 | 6 | 1744 | |||||||||
| 1980−0337 | 40,6 | 1718 | |||||||||||||
| 1980−0338 | 41,6 | 1680 | |||||||||||||
| 1980−0339 | 44,6 | 90 | -±1,5 | 40 | ±2,0 | 2501 | |||||||||
| 1980−0341 | 45,6 | 2451 | |||||||||||||
| 1980−0342 | 47,6 | 2348 | |||||||||||||
| 1980−0343 | 49,6 | 2242 | |||||||||||||
| 1980−0344 | 52,6 | 110 | ±2,0 | 3908 | |||||||||||
| 1980−0345 | 54,6 | 3791 | |||||||||||||
| 1980−0346 | 55,6 | 3731 | |||||||||||||
| 1980−0347 | 59,6 | 3481 | |||||||||||||
| 1980−0348 | 62.6 per | 3283 | |||||||||||||
| 1980−0349 | 64,6 | 3146 | |||||||||||||
Example of symbolic designation of portage-blanks of alloy VK8 with a nominal size of 15.9 mm:
Portage-processing 1980−0317 VK8 GOST 5426−76
3. In places of transition of the output cone on the end of the portage-blanks are allowed a fillet radius equal to the linear size of the bevel.
4. Allowed rounding of the edges of a hexagon with a radius of 1.5 mm.
5. The die-blanks shall be manufactured from solid sintered alloys VK6, VK8, ВК10 according to GOST 3882−74.
The die-workpiece 1980−03361980−0349 it is possible to produce alloy ВК15. The density of hard alloy for the named portage-blanks must be within:
VK6 — 14,815,2 g/cm
,
VK8 is 14.715.1 g/cm
,
ВК10 to 14.414.9 g/cm
,
ВК15 — 13,914,6 g/s
m.
6. Technical requirements, acceptance rules, test methods and control — according to GOST 2330−76.
7. Labeling and packaging, transportation and storage — by GOST 19106−73.
