... and reduce iron substrate hydrogen absorption capacity, while adding fog inhibitor to inhibit acid mist escaping. Degreasing and pickling handled ... solution serious impact on the environment, the best non-chromium passivation.(8) Cooling Generally water-cooled, but the ... XG08/WKS. , And contains iron is etched elemental nickel, chromium, etc. can be suppressed. Unavailable ordinary carbon steel, ...