Damage Estimating Reference Plate
The damage reference plate (DERP) is used to assess internal and external damage which an inspector locates on a solid wall or composite cylinder. The external points are an exact measurement of pits on the outer wall of a cylinder
The Damage Estimating Reference Plate (D.E.R.P.)
This tool is marked with both imperial and metric numbers. It is a measuring tool, a depth estimator and has an external edge measuring points for accurate measurements of external damage.
This customized tool is 2X3 (50X76) with external probe measurements, a hole for hanging and the most common depth limitations on most cylinders. It can be used to measure gouges using either side ( 2″ (50mm) or 3″ 76mm) the 2″/50mm side has the external marking of .060″/1.5mm – it can easily tell you if a dent exceeds the allowable limits with a quick look.
The damage reference plate is used to assess internal and external damage which an inspector locates on a cylinder. This specific plate is customized with damage depths from .01(.25mm) to.100 (2.5mm) and external probes to examine cylinder exterior damage from .025 / .5mm to .06/1.5mm. This is a great tool to have by the filling station so filling station operator can do a quick check if any concerns are present. A safety tool at a low price – a necessity for all those dealing with cylinders.
|Dimensions||4 × 4 × .25 in|