Stainless Steel Speed fixing wahsers used for securing the isulation pins such as Lacing Anchors, Quilting Pins when install them on the removable insulation blankets or jackets/pads, they also used for securing other insulation fasteners like CD Weld Pins, Self adhesive insulation stick pins, Perforated base Insulation peel press hangers when install the insulation materials ,wire mesh or other fire proof materials. but their material should match same. when the pins material is stainless Steel, the speed clips material will be stainless steel too. or both in Galvanized steel.

Stainless steel speed fixing washers datasheet

Round elf-Locking Washers 

Diameter: 1 inch or 1½ inch

Material: Mild Steel or Stainless Steel

Application: Iusulation pins

Square Self Locking Washers are used to secure insulation onto self-stick or perforated base pins. The insulation washers are 1-1/2" x 1-1/2" squares of galvanized steel. Each of these square lock washers fits 12 gauge pins .