Maximum deviations of the sizes (GOST R 56729-2015)
| Maximum linear deviations of the sizes |
| Product |
Length |
Width |
Insulation thickness, mm * |
| Declared |
Maximum deviation |
| Tubes, profiles |
- 1,5%
+ 2,5% |
- |
dD ≤ 6
6 < dD ≤ 10
10 < dD ≤ 15
15 < dD ≤ 30
dD > 30 |
± 1,0
± 1,5
± 2,0
± 2,5
± 4,0 |
| Cheets |
± 1,5% |
± 1,0% |
dD ≤ 5
5 < dD ≤ 10
10 < dD ≤ 15 |
± 1,0
± 1,5
± 2,0 |
| Rolls |
± 1,5% |
± 1,0% |
15 < dD ≤ 30
dD > 30 |
± 2,5
± 3,5 |
| Tapes |
± 1,5% |
± 2,0% |
- |
± 0,5 |
|
* Maximum deviations for profiles define only for those sections of a product, which are intended for decrease in value of a thermal stream.
| Maximum deviations of inner Ø |
| Product |
Inner Ø |
| |
Di,D ≤ 35 |
35 < Di,D ≤100 |
Di,D > 100 |
| Tubes |
From +1 to +4 |
From +2 to +6 |
From +3 to +8 |
|
