Tag Archives: pressure washing
Quality of Water to Protect High Pressure Pumps and for Surface Preparation of Coatings
Posted on 29. Oct, 2015 by admin.
For 30 years, I have received questions about the quality of water that should be used for removal of coatings. How much dissolved material or minerals gets left on the surface? Just recently after an hour long webinar to 200 people, the question was “What should the quality of the water be?” Among the first […]
Continue Reading
The Only Pipeline Integrity Congress Focused Specifically on Crude Comes To Houston 19-20 Nov 2014
Posted on 28. Oct, 2014 by admin.
This year’s inaugural Crude Pipeline Asset Integrity Congress is the only event designed specifically for crude oil pipelines. With the continual emergence of new shale plays across the US, crude production has continued to soar and crude takeaway capacity with it. Tens of thousands of miles of crude pipelines now traverse the United States […]
Continue Reading
TEST PROTOCOL for CORROSION INHIBITORS OR SALT CLEANERS for FLASH RUST
Posted on 10. May, 2011 by Lydia Frenzel.
This is a Test Protocol for Corrosion Inhibitors or Cleaners for Flash Rust. Prepared by Lydia Frenzel from a specific Proprietary Inhibitor and Cleaner manufacturer’s sheet. Most of the manufacturers have letters or tests results from specific coatings manufacturers. If you contact me, I will send you the link to the source material. OBJECTIVE: This […]
Continue Reading
Summary of Major Points- Flash Rust Project NSRP
Posted on 16. Mar, 2009 by charles frenzel.
NSRP Flash Rust Project Metric Table, Control of Amount Summary of Major Points: 1. Flash Rust is the rust that occurs from the time the waterjetting process starts to the time the water used for the waterjetting process dries. 2. Control the quantity of Flash Rust by Project Planning • During Removal Process • As Water is drying […]
Continue Reading
Example of Pressure Wash on Moderate Flash Rust
Posted on 16. Mar, 2009 by charles frenzel.
Example of Pressure Wash on MFR: Below: the substrate is dry- but it is darker (overall) than the original substrate. This surface is dry within 5 minutes. The standard pictures in VIS-4 do not provide these types of illustrations of pressure-washed surfaces. The upper half is not washed; the lower half has been pressure washed. […]
Continue Reading
Pressure Washing and Excess Flash Rust
Posted on 16. Mar, 2009 by charles frenzel.
What Happens if there is too much Flash Rust prior to painting? Prior to the application of paint, the substrate must meet the procurement specifications. Typical field remediation includes: Pressure washing Broom brushing Blowing off with pressurized air Solvent cloth or dry cloth wiping Vacuum Upon polling contractors, it appears that pressure washing is the […]
Continue Reading
Example of Heavy Flash Rust Swatch
Posted on 15. Mar, 2009 by charles frenzel.
Example of Moderate Flash Rust Swatch: Easy to prepare the swatches. Keeps a constant light pressure. Gives a clear distinction between light, moderate, and heavy. The color transfers to only the cloth that is in contact with the surface. It can be difficult to interpret the various spots of color.
Continue Reading
Wipe or Sweep with Cloth Held in Hand
Posted on 15. Mar, 2009 by charles frenzel.
Wipe or Sweep with a Cloth held in a hand Make a bundle of cloth in your hand. Swipe the dry cloth across the surface. Make one swipe, up or down or sideways with the cloth touching the surface. Try to avoid pressing the fingers against the surface. The following four pictures are examples of […]
