Passivation Screen for Stainless Steel is preformed in accordance with ASTM-A-967. There is additoinal supporting specification like FED QQ P 35 of which most refference the ASTM governing specification or at least follow the same basics for screening.
- Practice A - Water Immersion Test
- Practice B- High Humidity Test
- Practice C - Salt Spray Test
- Practice D- Copper Sulfate Test
- Practice E - Potassuim Ferricyandie-Nitric Acid Test
- Practice F- Free Iron Test