Electrical Discharge Machining (EDM) is a controlled metal-removal process that is used to remove metal by means of electric spark erosion. In this process an electric spark is used as the cutting tool to cut (erode) the workpiece to produce the finished part to the desired shape.

Forged Shackle & Pin magnetic particle/Liquid Penetrant Exam flawed specimens. Geometry: 4.25" w/0.75" Pin Flaws: 3, randomly placed Standard Tolerance: +/-0.150" (4mm) Documentation: NDT Verification Reports, C of C, CAD Drawings and Test Sheets. Material: Carbon Steel

Machined Gear Flange magnetic particle/Liquid Penetrant Exam flawed specimens. Geometry: 4.6" OD x 1.5" bore Flaws: 3, randomly placed Standard Tolerance: +/-0.150" (4mm) Documentation: NDT Verification Reports, C of C, CAD Drawings and Test Sheets. Material: Carbon Stee

5-Step Calibration Block Aluminum 7075-T6 - Metric 5A 5-Step Calibration Block for thickness and linearity calibration Metric Versions: Metric 5A (2.5, 5.0, 7.5, 10.0 and 12.5mm) Step Face: 3/4" x 3/4" Spec: ASTM E797

Material: Aluminium

Shape: Square

A tensile or creep test of a metal to determine the effect of a surface notch.
Complies with MIL-STD-271E.