Katy Spring & Manufacturing is your premium supplier of catalyst spring products for turnaround operations.

Catalyst-Retaining Springs and Accessories

Catalyst Spring Gang Assembly

The catalyst spring "gang" assembly shown below provides more depth accuracy, time-saving insertion and removal, and greatly reduces inspection time.

Catalyst Spring Gang Assembly

Long-Stem Catalyst Spring

Long-stem catalyst springs are typically used in deep tube sheets.  The crossbar at the bottom of the stem allows for faster inspection time.

Long-Stem Catalyst Spring

Catalyst-Retaining Spring

Catalyst-Retaining springs are springs that do not require any assembly.  These springs are the most economically-produced springs but do not offer the multiple insertion and quick inspection benefits that the assemblies offer.

Catalyst-Retaining Spring

Heavy-Duty Catalyst Spring

Heavy-duty catalyst springs are used to support heavier catalyst loading requirements.

Large-Tube Catalyst Retaining Springs

Large-Tube Catalyst Retaining Springs

Katy Spring offers catalyst-retaining springs for large tubes, up to 3” ID.

Heavy-Duty Catalyst Spring

Short-Stem Catalyst Spring

Short-stem catalyst springs are typically used in shallow tube sheets.  The crossbar at the bottom of the stem allows for faster inspection time.

Short-Stem Catalyst Spring

Short-Stem Catalyst Spring

Short-stem catalyst springs are typically used in shallow tube sheets.  The end configuration allows for hand insertion and retraction.

Short-Stem Catalyst Spring

Inlay Assemblies

Inlay assemblies are typically used in acrylic manufacturing applications.

Inlay Assemblies

Thermocouple Catalyst Spring Gang Assembly

Thermocouple Catalyst Spring Gang Assembly

Thermocouple Catalyst Spring Gang Assembly

Insertion and Retraction Tools

Katy Spring can assist with the design and manufacturing of custom insertion and retraction tools. These tools can be shipped with the springs to be inserted, saving time in searching for tools used for previous turnarounds.

Insertion and Retraction Tools

Twistie or Spirals

Twisties or spirals, typically used for deep tube sheets, can be supplied in various lengths and in various “spirals-per-foot” configurations. Catalyst spring can be added to the end.

Fish-Tape Wire

Fish-tape wire provided in rolls like the one shown below, can be cut to almost any length and supplied and many different wire diameters.

Fish-Tape Wire

Punch Wires

Punch wires are can be made up to 45 feet long with custom-end configurations that can be adapted for different types of punch-wire equipment.  Punch wires are typically shipped in custom-made pipes to ensure safe packaging.

Punch Wires