Nomonal diameter: 
DN 50 – DN 200
lager nominal diameter on request

Face-to-face: 
EN 558 Series 20 (DIN 3202 T3 K1)
ISO 5752 Series 20
API 609 Table 1
BS 5155 Series 4
NF E 29-305.1

Flange accommodation: 
DIN 2501 PN 10/16
DIN 2632/33
ANSI B 16.5, Class 150
MSS SP44 Class 150
AWWA C 207
AS 2129 Table D and E
BS 10 Table D and E
JIS B 2211-5 K
JIS B 2212-10 K

Flange Surface Design:
DIN 2526, Form A-E, ANSI RF

Top flange: 
EN ISO 5211 
NF E 29-402

Marking: 
DIN EN 19

Tightness check for R-PTFE Sitz:
EN 12266  (Leakage Rate A)

Tightness check for Inconel Sitz: 
EN 12266  (Leakage Rate B)
ISO 5208, Category 3
API 598 Table 5
ANSI B 16-104, Class VI

Temperature range: 
–196 °C to + 500 °C higher temperatures on request

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