Soft Seated Valves and Manifolds
General Features
Body Material Options
Material Group AS Material
Material Grade
acc. to ASTM
Material No. Short Name Valves and
made from
Square resp.
Flat Bar
T- and H-Style
made from
Carbon Steel Carbon Steel A105 Standard
Carbon Steel LF2 LF2 Standard Standard
Austenitic Stainless Steel 316 Quadruple Certified * 316 S 31600 1.4401 X5CrNiMo17-12-2 Standard Standard Standard
Austenitic Stainless Steel 316 Quatruple Certified * 316L S 31603 1.4404 X2CrNiMo17-12-2 Standard Standard Standard
Nickel Based Alloys Alloy 400 N 04400 2.4360 NiCu30Fe Optional Optional
Nickel Based Alloys Alloy C-276 N 10276 2.4819 NiMo16Cr15W Optional Optional

* Quadruple Certified means acc. to ASTM and EN: 316 / 316 L / 1.4401 / 1.4404

Standard Features

  • Bore Size
    - Isolate Valves:
       1/4" (6.35 mm)
       3/8" (9.5 mm)
    - Equalize and Vent Valves: 0.138" (3.5 mm)
  • Soft Seat
    - Isolate Valves: Cone Design (roddable)
    - Equalize and Vent Valves:
       - Cup Design
       - Cone Design for Chart Recorder Manifolds only.
    - Soft Seats are field replaceable
  • Double O-Ring Design as standard
  • PTFE Packing is also available for all valve types
  • 5 Valve Manifolds are supplied with a bug plug in the 1/4 NPT female vent port (fitted)

Sour Gas Service:
Wetted Parts according to a. m. material list are supplied as standard according to NACE MR0175/MR0103 and ISO 15156 (latest issue).

Pressure Test:
A shell test at 1.5 times the max. allowable (working) pressure and a seat leakage test are performed acc. to EN 12266-1 – P10, P11 and P12 respectively MSS-SP61 (and complies also with ASME B31.1 and B31.3) at every standard AS-Schneider Needle Valve / Manifold.
100% Pressure Tested!

Certified Mill Test Report (CMTR) as Inspection certificate 3.1 acc. to EN 10 204 for valve body material and pressure test available on request.

Optional Features

Fugitive Emission Application:
For Fugitive Emission Applications please contact the factory.

Oxygen Service:
AS-Schneider offers an option with Reinforced PTFE Packing cleaned and lubricated for Oxygen Service:

Pressure-Temperature Rating:
Max. 6,092 psi (420 bar) @ 140°F (60°C)
Max. 392°F (200°C) @ 1,305 psi (90 bar)

Not every Valve Type is available for Oxygen Service!

If you don‘t find your options, please contact the factory.

Soft Seated Valves and Manifolds are manufacturered to the following Codes and Specifications:

ASME B31.1 Power Piping
ASME B31.3 Process Piping
ASME B16.34 Valves – Flanged, Threaded and Welding End
API 598 Valve Inspection and Testing
MSS SP-25 Standard Marking Systems for Valves, Fittings and Flange Unions
MSS SP-61 Pressure Testing of Valves
MSS SP-99 Instrument Valves
MSS SP-105 Instrument Valves for Code Applications
NACE MR0175 /
ISO 15156
Petroleum and Natural Gas Industries –
Materials for use in H2S – Containing environments
in oil and gas production

Packing adjustment may be required during the
Service life of the valves. Valves that have not
been cycled for a period of time may have a higher
Initial actuation torque.

Copyright © 2015 Armaturenfabrik Franz Schneider GmbH + Co. KG. All rights reserved.