Heat-shrink insulation blank
Heat-shrink insulation blank — the blanks are installed in the points where the PUF insulation of pipes and shaped products ends, when pipes enter basements of buildings, installation chambers of shut-off valves and shaped products, and when pipelines of different designs are connected.
Identification code review
Below is the explanation of the marking conventions:
Russian abbr.: ТУЗ - 219 / 315
English abbr.: HIB - 219 / 315
1) «HIB» stands for heat-shrink insulation blank;
2) «219» is the pipeline diameter, mm;
4) «315» is the shell diameter, mm.
Dimensions and characteristics
Blank designation | Diameter of neck, mm | Diameter of collar | Operating range, pipe/insulation diameter | ||
---|---|---|---|---|---|
Before shrinking | After shrinking | Before shrinking | After shrinking | ||
HIB-1 | 70 | 28 | 130 | 84 | 32/125, 40/125, 57/125 |
HIB-2 | 120 | 38 | 240 | 120 | 57/140, 76/140, 108/180, 114/180 |
HIB-3 | 180 | 50 | 300 | 135 | 108/200, 114/200, 133/225, 133/250, 159/250, 159/280 |
HIB-4 | 350 | 178 | 500 | 272 | 219/315, 219/355, 273/400, 273/450, 325/450 |