TKN
TKN – Swedish Standard for Pressure Vessels
TKN – Swedish code “Tryckkärlsnormer”
The following sections are included in the VVD software.
Section | Description |
4 | Material selection and determination of allowable stresses. |
5 | Thinwalled spherical shells under internal pressure. |
6 | Thinwalled spherical shells under external pressure. |
7 | Thinwalled cylindrical shells under internal pressure. |
8 | Cylindrical shells under external pressure. |
8.2 | Stiffening rings. |
9 | Thickwalled cylindrical shells under internal pressure. |
10 | Unstayed domed ends under internal pressure. |
11 | Unstayed domed ends under external pressure. |
12 | Conical shells under internal pressure. |
15 | Reinforcement of openings and branch connections. |
16 | Strength factors. |
17 | Bolts in flange connections. |
18 | Flanges. |
19 | Composite flanges. |
20 | Flat internal covers. |
21 | Bolted flat external covers. |
26 | Flat heat exchanger tubesheets. |