› Gases

› Fluids

› Emulsion

› Sirup

Design

› Cavity free

› Full bore

› T- or L- bore configuration

› All sided sealed

› Spring loaded ball sealing system

› Sealing pressure adjustable by means of spiral coil springs

› Chambered coil springs

› Self adjustable, maintenance free stem sealing with additional o-ring

› blow out proof stem

Additional according to customer requirements:

› Metal to metal sealing system for high pressure,
high temperature and abrasive operating conditions

Connection to pipeline:

› Flange acc. to EN1092-1

› Weld end acc. to DIN11850

› Thread acc. to DIN11851

› Clamp acc. to DIN32676

› Aseptic acc. To DIN 11864

› ANSI flange connection

Tightness test:

› Acc. To EN 12266-1 leak rate A

Actuator mounting flange:

› DIN/ISO 5211

Certificates:

› TA-Luft

› ATEX 94/9/EG

Metal: 1.4404

Ball sealing: PTFE & PTFE/25% Glass fibre

O-Rings: Viton, EPDM or FEP-Viton

Stem sealing: Packing out of PTFE or pure graphite with additional o-ring

Metal: austenite stainless steel (904L, 472/649, etc.) nickel- base alloy ( Hastelloy ® B, Hastelloy ® C, C276, Alloy 59 etc.) Duplex , Titanium, Monel ®, Inconel ®, Incoloy ®, Zirconium
Further materials on request

Ball sealing: PTFE- Compounds (glass, carbon, graphite, stainless steel, etc.), PEEK, Polyimide, Metal to metal sealing system - High velocity oxygen spraying (HVOF), Flame spraying with additional thermal compaction, Laser deposition welding and Plasma-transferred arc welding (PTA)
Further materials on request

Further sealing: graphite, FEP coated Compounds, PFA coated Compounds, Kalrez, high- and low temperature - Kalrez, PFA/FEP coated stainless steel for cryogenic application, silver coated metallic o- and c-rings

Conformity: USP, FDA, EFSA, ADI, 3-A, oil- and fat free
Further conformity on request

Stem sealing: PTFE chevron packing, high temperature packing
Further materials on request