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SIGMA

  • FIRE VALVES


ALL FIRE VALVES MANUFACTURED FOR AND BY SIGMA PIPING PRODUCTS CONFORM TO, COMPLY WITH, AND ARE MANUFACTURED TO THE FOLLOWING STANDARD:
  • ASTM A 126 Class B -Standard Spec for Cupola Cast Iron
  • ASTM A 536 -Standard Spec for Ductile Iron Gr.65-45-12
  • ASTM A 307B - Standard Spec for Carbon Steel Forgings
  • ASTM B 62 C83600 -Standard Spec for Bronze Casting
  • ASTM B 16 C36000 - Standard Spec for Brass Casting
  • ANSI 304 -Standard Spec for Stanless Steel Forgings

    UL Listed: HLXS.EX4661


    UL Listed: HMRZ.EX6398


    UL Listed: HCBZ.EX6887


    UL Listed: HMER.EX6110



    ALL FIRE VALVES MANUFACTURED FOR AND BY SIGMA PIPING PRODUCTS CONFORM TO, COMPLY WITH, AND ARE MANUFACTURED TO THE FOLLOWING STANDARD:
  • ASTM A 307B - Standard Spec for Carbon Steel Forgings
  • ASTM B 16 C36000 - Standard Spec for Brass Casting
  • ASTM C3770 - Standard Spec for Brass Forgings
  • ASTM C85700 - Standard Spec for Brass Forgings

    UL Listed: VQGU.EX3533