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231 Series - 400 PSIG

231 Series - 400 PSIG

 231 Series Stainless Steel Globe Valves

Rugged construction and easy access design features provide minimum installation and maintenance cost while maintaining superior performance and operator safety. These valves can often replace higher cost bellows-seated valves. The proprietary Goddard GRAFOIL® stem packing system provides excellent performance when the valve operates in liquid hydrogen service. 400 PSIG.

Key Features & Benefits:

  • Top Entry: This valve can be permanently installed in the line and serviced from the top
  • Soft Seated: PCTFE Seat provides a bubble tight seal and is replaceable
  • Construction: One piece investment cast bonnet eliminates welded joint in topworks
  • Stem Packing: Proprietary Goddard system utilizing GRAFOIL® flexible graphite
  • Sizes: ¼” through 1½” (6mm through 40mm)
  • Ends: Socket weld, Butt weld
  • Service: Liquified and Gaseous hydrogen service only (see series 232 for non-hydrogen service)
  • Temperature Rating: -425°F to 150°F (-254°C to +65°C)
  • Pressure Rating: (Cold, Non-shock) 300 PSIG (20 Bar) 400 PSIG (27 Bar)
  • *Stainless steel ASTM A351-CF3M (316L)
  • PED Approved, Approved for US and Canada
  • Designed to ASME B16.34

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