Furnace Springs are are almost always coated with red oxide primer in order to avoid any potential hazards when exposed to high temperatures.
Tag: spring
May 16, 2014
What is the function of a spring?
May 9, 2014
The function of a spring is to absorb movement in the pipe caused by thermal and load displacements.
How can I size a constant spring support?
November 2, 2010
In order to size a constant spring support, you must know the load and the anticipated travel. From that you can determine the amount of total travel and then refer to the constant spring support load and travel table to locate the correct size spring for your design.

Constant Spring Supports with Neoprene Coating
What are spring supports used for?
Spring supports are used to accommodate vertical movement in pipe systems during their thermal deflection cycles.
Variable Springs