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ARI-CHECKO-V

ARI CHECKO-V is a globe type of check valve which normally is used for steam, hot water, process water etc. Available with flanges or welded connections in cast iron, ductile iron, carbon steel, forged steel and stainless steel. Straight through, angle pattern and Y-pattern.
Metal seated with a solid plug, PTFE soft seated as an option.

  • Fig. 003/303 Flanged connection straight through
  • Fig. 004/304 Flanged connection angel pattern
  • Fig. 030 Welded connection
  • Fig. 039/063 Y-pattern, flanged / welded connection
  • Special versions in DN15-50, PN63/100/160 with welded connection

Contact us for more information about these variants.

Properties
  • Flanged or welded connection
  • Sizes DN15-500 and pressure class PN6-40
  • Straight through, angle pattern or Y-pattern
  • Standard metal seated, soft seated with 25% carbon filled PTFE on request
Technical data
  • Face to face acc. to DIN EN 558 series FTF-1 flanged connection straight through and Y-pattern
  • Face to face acc. to DIN EN 558 series FTF-8 flanged connection, angle pattern
  • Face to face acc. to DIN EN 12982 series ETE-1 welded connection straight through and Y-pattern
Technical documentation
  • PED 2014/68/EU
  • TA-Luft EN ISO 15848-1, TÜV test no. 973-10675245-10C on request
  • Certificate EN 10204-3.1 on request
Technical table
Material compositions:
Description: Materials:
Body: Cast iron EN-JL 1030, ductile iron EN-JS 1049, carbon steel 1.0619+N, forged steel 1.0460, stainless steel 1.4408
Seat ring: Stainless steel 1.4021+QT, stainless steel 1.4551, RG/MS CuSn10-Cu
Plug: Stainless steel 1.4021+QT, stainless steel 1.4571, RG/MS CuZn35Ni3Mn 2AIPb
Seat sealing: Metal seated (standard), option PTFE soft seated
Spring: Stainless steel 1.4310
Gasket: Graphite