Borate Corrosion Testing

The effects of BoraSol-WP® on various metals have been evaluated according to AWPA Test Procedure E 12-94, Standard Method of Determining Corrosion of Metal in Contact with Treated Wood.

CRT Laboratories ((Orange, CA) tested 2” x 4” samples of Southern Yellow Pine Pressure Treated with Quality Borate’s Disodium Octaborate Tetrahydrate (DOT) to a retention of 0.30 lbs/ft of Borate (B2O3).

Material

Corrosion Rate (mils/year

SAE 1010 Steel

<2.5

CDA 230 85-15 Red Brass

0.393

AA 2024-T3 Aluminum

0.307

ASTM A 123 Hot Dip Galvanized SAE 1010 Steel

<3.1

 

The test results show ratings of nothing less than excellent ratings when compared to the scale of Corrosion Resistance as cited from Mars G. Fontana’s Corrosion Engineering, 3rd Edition, McGraw Hill, 1986.

Corrosion Rating Scale of Resistance

Mpy1

mm/y2

Outstanding

<1

<0.02

Excellent

1-5

0.02-0.1

Good

5-20

0.1-0.5

Fair

20-50

0.5-1.0

Poor

50-200

1.0-5.0

Unacceptable

200+

5.0+

 

1mils/yr
2millimeters/yr

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Quality Borate Company, LLC

3690 Orange Place, Suite 495
Cleveland, Ohio 44122 USA

Toll Free: 866-BORATES (866-267-2837)

Local: 216-896-1949
Email: contact@QualityBorate.com