WPN Series Bi-Metallic Steam Trap

Brand: Watson McDaniel

WPN Series Bi-metallic steam traps are used in steam tracing, steam main drips and non-critical process equipment. They are extremely robust and reliable, making them a suitable choice for high pressure applications as well as outdoor applications that are subject to freezing. 

They are used in systems where a quick discharge of air, non-condensable gases and large quantities of cold water need to be dischargeat start-up.
Features
  • Excellent for high-pressure and superheated steam applications
  • Freeze-proof and resistant to waterhammer
  • Suitable for superheated steam
  • In-line repairable
  • Trap can be welded into line

Specifications

Enclosure, Body Material

  • A105 Carbon Steel (C22.8) - WPN-40
  • Alloy Steel - WPN-63,100, 160 (A182-F12CL2), WPN-250 (A182-F22CL3)

Flange Size - 1-1/2” (DN 40)

  • 1-1/2” (DN 40) - 150# - WPN-40
  • 1-1/2” (DN 40) - 300# - WPN-40

Flange Size - 1” (DN 25)

  • 1” (DN 25) - 150# - WPN-40
  • 1” (DN 25) - 1500# - WPN-250
  • 1” (DN 25) - 300# - WPN-40, WPN-63
  • 1” (DN 25) - 600# - WPN-100
  • 1” (DN 25) - 900# - WPN-160

Flange Size - 1/2” (DN 15)

  • 1/2” (DN 15) - 150# - WPN-40
  • 1/2” (DN 15) - 1500# - WPN-250
  • 1/2” (DN 15) - 300# - WPN-40, WPN-63
  • 1/2” (DN 15) - 600# - WPN-100
  • 1/2” (DN 15) - 900# - WPN-160

Flange Size - 2” (DN 50)

  • 2” (DN 50) - 150# - WPN-40
  • 2” (DN 50) - 300# - WPN-40

Flange Size - 3/4” (DN 20)

  • 3/4” (DN 20) - 150# - WPN-40
  • 3/4” (DN 20) - 1500# - WPN-250
  • 3/4” (DN 20) - 300# - WPN-40, WPN-63
  • 3/4” (DN 20) - 600# - WPN-100
  • 3/4” (DN 20) - 900# - WPN-160

NPT Connection

  • 1” NPT Female
  • 1/2” NPT Female
  • 1-1/2” NPT Female - WPN-40
  • 2” NPT Female - WPN-40
  • 3/4” NPT Female

Welded Connection

  • 1” Butt Weld End
  • 1” Socket Weld End Female
  • 1/2” Butt Weld End
  • 1/2” Socket Weld End Female
  • 1-1/2” Butt Weld End - WPN-40
  • 1-1/2” Socket Weld End Female - WPN-40
  • 2” Butt Weld End - WPN-40
  • 2” Socket Weld End Female - WPN-40
  • 3/4” Butt Weld End
  • 3/4” Socket Weld End Female

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