Globe Control Valve

Pneumatic Diaphragm Bellows Regulating Valve

Pneumatic diaphragm bellows regulating valve is characterized by the spool made of bellows material manufacturing, has excellent corrosion resistance and good sealing performance, can be in strong acid, alkali and other corrosive media for a long time stable work, avoid the traditional control valve wearing parts of short life and high maintenance costs.

Design Standard:ANSI B16.34, API 6D, ISO 5208, DIN 3356, JIS B2071, BS 1873, GB/T 12237, GB/T 12238, EN 593, etc

Wall Thickness Standard: ANSI B16.34, BS 1873, DIN 3356, JIS B2071, EN 593, GB/T 12224, JB/T 3595, etc

Thread Standard: GB/T 12716-1991 NPT, GB/T 7306-2000 PT, GB/T 7307-2001 G, DIN 2999, JIS B0203, NF E03-005, etc

Actuator Standard: ANSI/ISA-75.25, BS EN ISO 5211, DIN EN ISO 5211, JIS B 8391, EN ISO 5211, GB/T 12222, JB/T 9093, JB/T 8861, etc


  • Product Detail

Pressure Range: PN16~PN64, ANSI 150lb~ANSI 300lb, JIS 10K

Size Range: DN15 (1/2”)~DN1000 (40”)

Flanged Ends: ANSI B16.5, API 605, BS 4504, DIN 2501, JIS B2220,  EN 1092-1, GB/T 9112, GB/T 17241.6, etc

Butt-Weld BW Ends: ANSI B16.25, BS 1640, DIN 3239, JIS B2312, EN 12627, GB/T 17185, GB/T 9113, etc

Temperature Range: -20℃~200℃

Valve Material

  • Body Material WCB, CF8, CF8M, CF3M, etc
  • Gasket Material metal graphite gasket/PTFE
  • Trim Material 304, 316, 316L, etc
  • Spool And Seat Material 304, 316, 316L, etc
  • Bonnet Material WCB, CF8, CF8M, CF3M, etc
  • Stem Material 304, 316, 316L, etc

Design Feature

  • Trim Features top guided unbalanced Internals, quick release cage structure
  • Body Type straight-through, angled
  • Spool Form single seat type, sleeve type, cage type
  • Bonnet Form standard, heat sink, low temperature, bellows
  • Gland Type bolt pressing type
  • Flow Characteristics equal percentage, linear, quick opening

Inspection And Test

  • Leakage Rating ANSI/FCI 70-2, API 598, BS 6364, DIN EN 12266, JIS B2003, EN 12266-1, GB/T 13927, JB/T 9092, etc
  • Inspection And Testing Standard ANSI/FCI 70-2, API 598, BS EN 12266, DIN EN 12266, JIS B2003, EN 12266-1, GB/T 13927, JB/T 9092, etc

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