The DeFelsko VIS4 SSPC VIS 4 / NACE VIS 7 Standards is Ideal for Evaluation of the Degree of Rusting on Painted Steel Surfaces

Guide and Reference Photographs for Steel Surfaces Prepared by Waterjetting

The DeFelsko VIS4 SSPC VIS 4 / NACE VIS 7 Standards is Ideal for Evaluation of the Degree of Rusting on Painted Steel Surfaces

This guide describes the use of reference photographs depicting the appearance of unpainted rusted carbon steel and painted carbon steel, with or without rust, prior to and after cleaning by waterjetting.

These reference photos are intended to supplement the four written standards SSPC-SP WJ-1/NACE WJ-1 – Waterjet Cleaning of Metals – Clean to Bare Substrate, SSPC-SP WJ-2/NACE WJ-2 – Waterjet Cleaning of Metals – Very Thorough Cleaning, SSPC-SP WJ-3/NACE WJ- – Waterjet Cleaning of Metals – Thorough Cleaning, and SSPC-SP WJ-4/NACE WJ-4 – Waterjet Cleaning of Metals –Light Cleaning.