Special seats fro low temperaure applications

316L, 904L, 304L, Hastelloy C version

Standard Version:
Ball drilling in teh stem mark for cavity relief in the open position

Upstream vent hole for cavity relief in the closed position

Degreasing for oxygene applicationss

Below-50 C, it is advised to sue the besion with the cryogenic stem extension.
This avoids any stem freezing and allows ea operation(PY4 CY type)

Approvals:
PED 97/23/CE
TA-Luft(fugitive emissions)
AD Merkbaltt 2000
Seats material certified BAM
On request
ATEX 94/9/CE
πmarking according to TPED 99/36/CE