Hawa Dual Plate Check Valves conform to API 6D-ISO 14313/API 594/API 6A
Body styles
Flanged connections to ASME B 16.5 RF/RTJ,API 605,API 6A,MSS SP 44, ASME B16.47
Flangeless(Wafer Style)
Lug(Drilled or Threaded)
Buttweld
Hub ends(for clamp joints)
Pressure ratings to ASME B 16.34 class 150(PN 20) through 2500(PN 420) andAPI 6A pressure class 2000PSI through 10000PSI and class 125(for cast iron valves)
Resilient or metal to metal seating
One piece body configuration provides reduced weight and size. This results savings in initial cost, space and pipe support element installation