MIL-PRF-14107 §4.3.3.2 Copper & Steel Test Specimens

Metal test specimens used in testing by military specification MIL-PRF-14107 §4.3.3.2 (Oxidation Stability). This test uses a copper and a steel test specimen, each 1.75" x 0.375" x 0.025", with a 1/8" hanging hole at one end. The specimens are polished 240 grit AO on both sides. The specimens are packaged individually and are lot traceable to the original material.