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F Series Manifolds
General Features
Valve Head Units
Valve with Internal Stem Thread DN 5 and DN 8
Components Carbon Steel Stainless Steel
Material / Material No.
Body 1.0460 1.4571
Bonnet 1.0501 1.4571
Valve Stem 1,4104 1.4571
Needle Tip 1.4122 1.4571
Packing PTFE (Optional Graphite)
Union Nut Unalloyed Steel 1.4571
Tube Fitting Unalloyed Steel 1.4571
Test Male Connector 1.0501 1.4571
Sealing Cap Carbon Steel 1.4571
Weld Ends 1.5415 1.4571
T Bar Key Unalloyed Steel
Handwheel Plastic
Internal Stem Thread
Internal Stem Thread means Threads are in contact with process media (packing is above stem threads).
Blowdown Valve with External Stem Thread
Components Carbon Steel Stainless Steel
Material / Material No.
Body 1.5415 1.4571
Tube Ellbow 1.5415 1.4571
Bonnet 1.7709 1.4571
Valve Seat 1.4571 1.4571
Valve Stem 1.4021 1.4571
Needle Tip 1.4122 1.4571
Packing Graphite
Stem Nut 2.0550 1.4301
Union Nut 1.0501 1.4571
Single Ferrule 1.4571 1.4571
T Bar KEy Unalloyed Steel
External Stem Thread
External Stem Thread means Packing below Stem Threads. Stem Threads are protected from process media (non-wetted), helps to prevent stems from galling.

Bore Size 8 mm (DN 8)
Bellows Sealed Valve Head Unit
Components Carbon Steel Stainless Steel
Material / Material No.
Bonnet 1.4571 1.4571
Bellow 1.4571 1.4571
Valve Stem 1.4571 1.4571
Needle Tip Stellite Stellite
Safety Packing Graphite Graphite
Stem Nut 1.4122 1.4122
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