Valves > Coker > Bottom Unheading

Valve body: ASME SA217 Gr, C5, Bonnets: ASME SA387 Gr22 (fabricated), Bonnets: ASME SA217 GrWC9 (cast


60 inch

Manufacturing Standards
  • ASME and BPVC, Section VIII Div. I and II, DeltaValve complies with all international certifications and standards required by each individual project

Product Description

The DeltaValve bottom unheading valve permanently connects to the coke drum, creating a totally enclosed system from the coke drum to the discharge pit. Utilizing patented dynamic seat technology, the device is tight-sealing, robust, and highly reliable. With the push of a single button from a remote location, safe and reliable unheading can be achieved. The valve is inherently safe, easy to operate, and designed to be maintenance free between turnarounds.

Product Features

Proven technology, Safe and reliable, Low maintenance, Part of a totally enclosed system, Double block and purge design, Steam purged, Single button operation


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