Specification :

Nominal diameter:

DN 50 – DN 600

larger nominal diameter on request

Face-to-face:

EN 558 Series 20 ( DIN 3202 T3 K1)

ISO 5752 Series20

API 609 Table 1

BS 5155 Series 4

NF E 29-305.1

Flange accommodation:

DIN 2501 PN 10/ 16/ 25/ 40 ( bis 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 Rate 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 ( higher vacuum depending depending on medium and temperature)