Dultmeier Sales will be closed Thursday, November 22nd and Friday, November 23rd in observance of Thanksgiving

Dultmeier Sales will be closed Tuesday, December 24th at 12pm and all day Wednesday, December 25th.
Normal operations will resume Thursday, December 26th. We wish you and your family a very Merry Christmas!

Dultmeier Sales will be closed Wednesday, January 1st in observance of
New Year's Day

Dultmeier Sales will be closed Thursday, July 4th and Friday, July 5th in observance of Independence Day.
Normal operations will resume Monday, July 8th. We wish you a happy 4th of July!!

We are experiencing some technical difficulties on dultmeier.com and apologize for any inconvenience.
If you are running into issues, please phone your order in to 1-888-677-5054

Customer Pickup Orders: to help reduce exposure for our customers and our employees, if you are placing an order for in-store pickup please call in your order ahead of time or place your order online and pre-pay with a credit card. Be sure to let us know when you plan to arrive. We will have your merchandise ready for you and will greet you outside our facility. Thank you for your help!

Check Valves, Wafer Style, Cast Iron

Double Disc Design

Keckley Wafer-Style, Cast Iron, Body Double Disc Check Valves are produced by the investment casting process. Valves listed below are ANSI 125lb (cast iron) class, but 150lb and 300lb (ductile iron, steel or stainless steel) rated check valve options are available. The Style DD check valves can be installed in both vertical and horizontal applications (Call for all downward vertical flow installations). The Keckley cast iron wafer double disc check valve has pin retainer holes in the body. Plugs are inserted into the retainer holes to hold the hinge pin and stop in place (Retainerless check valves are available in bronze, carbon steel, stainless steel, and other specialty cast alloys). Available in multiple elastomer options: Buna, EPDM, Viton, PTFE Teflon, Neoprene or metal options – please call for specifications

Standard Features:
  • Short face-to-face dimensions
  • Low cracking pressures and field-serviceable design eliminates need for special tools
  • Standard cracking pressure of .3 PSI (horizontal mounting)
  • Epoxy coating is standard
  • Available sizes: 2" thru 48"
  • Maximum Pressure of ANSI 125# Class at 450° F. is 125 PSI. At 150° F. maximum pressure is 200 PSI.
  • Applicable Standards: Design API 594, Testing API 598, ASME B16.1, MSS SP-6, MSS SP-25
  • ASTM A126, Class
  • 316SS Disc & spring
Item Description Quantity Availability