EKOTECH Rupture Disk Holders

The Insert Rupture Discs Holder is the most popular of all Rupture Discs Holders. The Ekotech Insert holder is a reduced diameter flat-faced flange assembly that bolts between standard ANSI pipe flanges and fits with the bolt circle. This holder allows the Rupture Discs to be pre-assembled to insure it is properly seated before installation into the pressure system. Insert Rupture Discs Holders are available in nominal standard ANSI flange ratings up to 24″. Standard materials of construction are carbon steel and 316 Stainless Steel. Other materials are available upon request.

Ekotech Insert Holders are offered in three seating arrangements. The type of Rupture Discs to be used determines which seating arrangement to specify.

  1. The Ekotech RDI has the standard 30° angular seat arrangement and for use with the STD/STDV series and CO/COV series Rupture Discs.
  2. The EKOTECH FRDI has a special flat seat arrangement and is for use with the EKOTECH FAS and (F) CO/(F) COV.
  3. The EKOTECH PRDI has a special flat seat arrangement and is for use with the EKOTECH PCR and PLR.

Union Assembly

The EKOTECH Union Rupture Discs Holders are low in cost and are ideal for applications where installation space is limited. Time to replace the Rupture Discs is reduced as only the union nut is removed to obtain access to the Rupture Discs. Standard sizes are 1/2″, 1″, 1 ½” and 2″ and 2″ nominal pipe sizes. Threaded inlet and outlet connections are standard. Consult factory for the availability of welded connections. The Union Rupture Discs Holder has the standard 30° angular seat arrangement and is for use with the STD/STDV series and CO/COV series Rupture Discss. Standard Materials are carbon steel and 316 Stainless Steel. Special materials are available on request.

Threaded Assembly

The EKOTECH Threaded Rupture Discs Holder is widely used on high pressure applications up to 15,000 psig. The standard unit utilizes a 11/16″ flat seat or 1/2″ flat seat hold-down ring. For disk rating of 1000 psig and less, the 11/16″ hold-down ring is used. Standard material of construction is 316 Stainless Steel. Standard inlet connections are 1/4″ MPT or 1/2″ MPT with 1/2″ MPT or muffled outlet. Other materials and connections are available to your exact specifications.

Bolted Assembly

The EKOTECH Bolted Rupture Discs Holders are available with any combination of either threaded or weld-neck inlet and outlet connections. Full diameter flat featured recess and outlet flanges are offered and designed to be used between ANSI companion flanges. The Bolton Rupture Discs Holders are designed to be used with or in place of ANSI flanges and comply with ANSI B16.5. Standard materials of construction are steel and 316 chrome steel. Other materials are available on request.