阀体: WN 0.6025 , WN1.0619 or WN 1.4581
阀芯/阀座: WN 1.4006, or WN 1.4571
填料: V-ring packing PTFE with carbon,
Packing spring of stainless steel WN 1.4310
High-temperature packing
波纹管: C22.8 or WN 1.4571
公称压力: Nominal pressures: DIN PN 16 to