Metaspec manufactures test specimens used in quality testing by Federal Specification TT-C-490, which covers processes, pretreatments, and pre-primer surface preparations of metallic substrates for coating applicators.
The following tests in Specification TT-C-490 require test specimens. Click on the test method number for more information about the specimens required for each test.
TT-C-490 §4.7.2 Separate Test Specimens & Coupons TT-C-490 §4.8.6 Paint Adhesion TT-C-490 §4.8.7 Flexibility TT-C-490 §4.8.8 Water Resistance TT-C-490 §4.8.9 Hydrocarbon Fluid Resistance TT-C-490 §188.8.131.52 Salt Spray Resistance (see ASTM B117) TT-C-490 §184.108.40.206 Cyclic Corrosion Resistance TT-C-490 §220.127.116.11 Atmospheric Corrosion Resistance
TT-C-490 §4.8.11 Hydrogen Embrittlement Relief Test (see ASTM F519)
To read or download this specification, click below.