Colton Industries
Colton Industries
16 Cosentino Drive
Scarborough, Ontario, M1P 3A2
Tel: 888-300-9155
Fax: 888-300-9160
E-Mail: info@coltonind.com
Website: www.coltonind.com
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Model '250BDV'

Available in sizes 1-1/4" to 2" with threaded ends for maximum operating pressures as follows:
PMO: (Maximum Operating Pressure)
250 psi @ 406 deg. F.

Materials of Construction:
  • Body: Cast Iron
  • Disc: Stainless Steel
  • Stem: Brass
  • Stem Packing: Graphite
Features:
  • Meets ASME Sect. I and ANSI B31.1 codes for boiler blowdown
Unit of Measure

Specifications

Size

 N/A 50 mm2 in

H

 N/A 118 mm4 5/8 in

L

 N/A 305 mm12 in

Weight

 N/A 13.2 kg29 lb

Maximum Operating Pressure PMO

 N/A 250 psi at 406 ºF

Inlet Body Material

 N/A Cast Iron ASTM-A126

Outlet Body Material

 N/A Cast Iron ASTM-A126

Stem Material

 N/A Brass

Stem Spring Material

 N/A Stainless Steel AISI 302

Stem Pivot Material

 N/A Stainless Steel AISI 420

Disc Material

 N/A Stainless Steel AISI 420

Disc Spring Material

 N/A Stainless Steel AISI 302

Disc Holder Stem Material

 N/A Cast Iron ASTM-A126

Body Bolts Material (10)

 N/A Carbon Steel Grade 2

Body Nut Material

 N/A Carbon Steel

Body Gasket Material

 N/A Graphite

Handle Material

 N/A Ductile Iron

Stem Packing Material

 N/A Graphite