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Instrumentation Valves and Manifolds
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Type S338
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Type S350 / S351 - Please contact sales
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Type S360
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Type S371
Screwed Bonnet Valves
Type S340 - Please contact sales
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Type A1
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Type B1
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Type A2
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Type A4
General Information
Needle Type Globe Valves Overview
General Features
Valve Heat Unit Options
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Integral Bonnet Needle Valves
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S350 / S351 Type - Please contact sales
Angle Needle Valves
Y-Pattern Needle Valves
Screwed Bonnet Needle Valves
S340 / S381 Type - Please contact sales
Union Bonnet Needle Valves
A1 Type
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B1 Type
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A4 Type
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Products & Services
Instrumentation Valves and Manifolds
Needle Type Globe Valves
General Information
Screwed Bonnet Needle Valves
Needle Type Globe Valves and Accessories
General Features
Screwed Bonnet Needle Valves Type S340 | S381
*** S340 / S381 now becomes A6x (please contact sales) ***
Forged Body - DN 8 / Bore Size 8 mm
Screwed Bonnet
Replaceable Valve Seat
Stem with cold rolled surface, back seat and non-rotating needle tip
Needle Valve mainly used as Primary Isolation Valve.
The respective maximum allowable pressure depends on the tube / pipe connection used. For further information please contact the factory.
Components
Carbon Steel
Heat Resistant Steel
Stainless Steel
Material / Material No.
Body
1.0460
1.7335 / 1.5415
1.7383
1.4571
Bonnet
1.7709
1.7709
1.4571
Valve Seat
1.4571
1.4571
1.4981
1.4571
Valve Stem
1.4021
1.4021
1.4571
1.4571
Needle Tip
1.4122
1.4122
Stellite
1.4571
Packing
Graphite
Graphite
Graphite
Graphite
Stem Nut
Brass
Brass
1.4301
1.4301
Handwheel
Unalloyed Steel
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