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Description
Welded Bonnet Needle Valves Standard
  • Welded Bonnet Needle Valves Standard
  • Welded Bonnet Needle Valves Standard
  • Welded Bonnet Needle Valves Standard

Welded Bonnet Needle Valves

Type A4

AS-Schneider Welded Bonnet Needle Valve Type A4 is available with a lot of options. This valve type is providing an Extended Bonnet to dissipate heat and to lower heat at the packing and the stem threads and is normally supplied as primary isolation valve. Following design features characterize the A4 valve: External Stem Thread, Valve Stem with cold rolled threads, Non-rotating Needle and back seat design and an Integral Valve Seat.

Bore Size: 0.394" (10 mm)

Relevant accessories are available, please see below Mounting Bracket Kits and Accessories.

Connections, materials and further options are available, please see below Ordering Information or more detailed under:

General InformationExample for a typical product acc. to the below mentioned Ordering Information:

Bestell-Nr.: A4B-A4QAE3-SAB

A4 Welded Bonnet Needle Valve Type A4
B Packing: Graphite
-
A Inlet: Butt Weld End
4 Pipe Dimension: 1/2" Pipe
Q Pipe Thickness: Schedule 160
A Outlet: Butt Weld End
E Pipe Dimension: Tube O.D. 14 mm
3 Pipe Thickness: 3.2 mm
-  
S Material: 316 / 316L
A Vent Connection: Without
B Operation Options: Handwheel
Welded Bonnet Needle Valve Type A4
Welded Bonnet Needle Valves Drawing (arrangement)
Ordering Information
MS
Welded Bonnet Needle Valves Drawing (arrangement)
BI
Mounting Bracket Kits and Accessories
Further InformationAS-Schneider Welded Bonnet Needle Valve Type A4 is available with a lot of options. This valve type is providing an Extended Bonnet to dissipate heat and to lower heat at the packing and the stem threads and is normally supplied as primary isolation valve. Following design features characterize the A4 valve: External Stem Thread, Valve Stem with cold rolled threads, Non-rotating Needle and back seat design and an Integral Valve Seat. The robust design of the valves gives long service life and optimum operating comfort. The AS-Schneider Welded Bonnet Needle Valves, as standard, are rated to 630 bar (9,137 psi).
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