Wafer Type Butterfly Valve Z 011-A


Wafer Type Butterfly Valve Z 011-A

Technical data

Nominal diameter:
DN 20 – DN 1200  (DN 20 only PN10/16)

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
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

Lap-joint flange:
DIN 2641 and DIN 2642

Weld-on flange:
DIN 2576

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:
EN 12266 (Leakage rate A)
ISO 5208, Category 3
API 598 Table 5
ANSI B 16-104, Class VI

Temperature range:
–20 °C to + 210 °C (depending on pressure, medium and material)

Operating pressure:
max. 16 bar

Differential pressure:
max. p 16 bar

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


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