Specification :
ominal diameter:
DN 50 – DN 600
larger 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/ 25/ 40 ( to DN 150)
DIN 2501 PN 10/ 16/ 25 ( DN 200-600)
DIN 2632/ 33/ 34/ 35
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:
DIN 3230 T3 BO ( Leakage Rate 1)
Tightness check for Inconel Sitz:
DIN 3230 T3 BN ( Leakage Rate 1)
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
Differential pressure:
DN 150 max. 25 bar
Vacuum:
0, 2 bar absolute ( depending on medium and temperature)