SSPC-VIS 2 Degree of Rust
SSPC's popular rust standard features a series of 27 full color images and 27 black and white diagrams representing various degrees of spot, general, and pinpoint rusting on painted steel surfaces. Text and tables provide a guide to the use of the reference photographs; a scale and description of standard rust grades; a comparison of SSPC, ASTM, ISO, and other rust grade scales; and other useful information.