| Flanges |
see |
EN 1092-2, DIN 2526, DIN 2500 |
| Leakage rate for hard seals |
see |
VDI/VDE 2174 |
| Leakage rate for soft seals |
see |
DIN 3230 part 3 BA or BO |
| Pressure, function and leak tests |
acc. |
DIN 3230 part 3 BA or BO |
| Materials certificates |
acc. |
EN 10204-2.1
EN 10204-2.2
EN 10204-3.1B
EN 10204-3.1A (not always possible) |
| Valve body |
acc. |
TRB 801 no. 45 / TRD 110 (not always possible) |
| Welds |
acc. |
AD-notification HP-0/TRB200 |
