Version with extension for applications with icing risk.
316L, 904L, 304L, Alloy 22 version.
Standard version:
Ball drilling in the stem mark for cavity relief in the open position.
Upstream vent hole for cavity relief in the closed position.
PY4 CY: Stem extension avoids any stem freezing and allows easy valve operation.
Approvals:
PY4 CY design: EN1626
PY4 CY Fire Safe design: EN12567, ISO10497, API607 and API6FA
PED 97/23/CE
TA-Luft (fugitive emissions)
AD2000 Merkblatt
Options:
ATEX 94/9/CE
p marking according to 2010/35/UE TPED:
certification ADR §1.8.7.6
Standard:
Cleaned, O2 degreased and packed in individual plastic bag
Socket Welding ends SW
Seats material:
PTFE + Carbon
Upstream vent hole for cavity relief in the closed position
Cleaned, O2 degreased and packed in individual plastic bag
Socket Welding ends SW
Seats material:
TFM1600
Cleaned, O2 degreased and packed in individual plastic bag