Catalyst-Retaining Springs and Accessories

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.

catalyst spring gang assembly

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 spring gang assembly

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.

Large-Tube Catalyst Retaining Springs

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.

Large-Tube Catalyst Retaining Springs

Short-Stem Catalyst Spring

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

Large-Tube Catalyst Retaining Springs

Inlay Assemblies

Inlay assemblies are typically used in acrylic manufacturing applications.

Large-Tube Catalyst Retaining Springs

Thermocouple Catalyst Spring Gang Assembly

Large-Tube Catalyst Retaining Springs
Large-Tube Catalyst Retaining Springs

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.

Large-Tube Catalyst Retaining Springs

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.

Large-Tube Catalyst Retaining Springs

Ordering Custom Catalyst Springs

The basic information needed by Katy Spring is material, wire size, free length, number of coils, travel, diameter, end types, finish, works over, works in, and maximum solid height. It is crucial to carefully consider the space allotted to ensure that the spring will function properly and avoid costly design changes. Katy Spring can assist customers in determining design parameters if only partial data is available.

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Katy Spring & Mfg. Inc.