QQ-P-35

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QQ-P-35 Technical Information

QQ-P-35 focuses on cleaning/descaling of stainless-steel parts for use of austenitic, ferritic, martensitic, and precipitation hardening corrosion resistant steels. ALL customer drawings MUST call for one of the following types:

Type II – Medium temperature nitric acid solution with sodium dichromate additive

Type VI – Low temperature nitric acid solution

Type VII – Medium temperature nitric acid solution

Type VIII – medium temperature high concentration nitric acid solution

To request information pertaining to your base material’s compatibility w/ each type, please inquire here.

passivation

Required testing: EITHER Water Immersion OR High Humidity

Optional/Additional testing: Salt Spray, Copper Sulfate (can be request in lieu of required)