Tag Archives: comparator
Pressure Sensitive Tape Test for Quantity of Flash Rust
Posted on 16. Mar, 2009 by charles frenzel.
Pressure Sensitive Tape Test- for Quantity of Flash Rust- NSRP Project The Pressure Sensitive Tape Test described by Hempel is a modification of ISO 8502-3 (Pressure Sensitive Tape test for dust) and is not mentioned in VIS-4. The tape test can be used as a permanent record. If lint deposition is a concern, the project […]
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Different Areas with Brush Test
Posted on 15. Mar, 2009 by charles frenzel.
Comparative results: Heavy Flash Rust formed from water coming from holes. Different section where Light, moderate, and heavy flash rust had formed in close proximity.
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VIS Photos for Flash Rust
Posted on 15. Mar, 2009 by charles frenzel.
Use of VIS Photo for Flash Rust Prior to painting, compare the flash-rusted surface with the flash rust photographs. Wipe or use tape as a further determination. Photos above Courtesy of Pete Ault and Steve Cogswell, 2007 NSRP Project In this case, the two reference surfaces are very similar. Both panels had a metallic […]
