Nominal diameter: 
DN 50 – DN 300

Face-to-face: 
EN 558 Series 20 (DIN 3202 T3 K1)
ISO 5752 Series 20
API 609 Table 1
BS 5155 Series 4

Flange accommodation: 
DIN 2501 PN 6/10/16
ANSI B 16.5, Class 150

Flange Surface Design:
DIN 2526, Form A-E
DIN 2642
ASME B 16.5 RF, FF

Top flange: 
EN ISO 5211

Marking: 
DIN EN 19

Tightness check: 
DIN EN 12266. Leakage Rate A
ISO 5208, Category 3
API 598 Table 5
ASME B 16-104, Class VI

Standard of fitness for use: 
EN 593 (DIN 3354)

Temperature range: 
–20 °C to + 160 °C (depending on pressure, medium and material)

Operating pressure:
max. 16 bar

Differential pressure:
max. p 10 bar

Vacuum:
0,2 bar absolute (depending on medium and temperature)