SAE AMS 2483C:2020 pdf free

SAE AMS 2483C:2020 pdf free.Blackening Solution for Aluminum Touch-Up Solution
Sufficient blackening solution shall be taken at random from each lot to perform all required tests. The number of determinations for each requirement shall be as specified in the applicable test procedure or, if not specified therein, not less than three. A lot shall be all blackening solution manufactured at one time from one batch each of raw materials.
Samples for determining conformance to the requirements of 3.2 shall be two panels of AMS4037 (2024T3xx) aluminum alloy, approximately 0.040x3x 3 inches (1 × 76 × 76 mm), anodized and dyed black in accordance with AMS2472. An area of the anodized coating shall be removed using 240 grit abrasive paper. Clean the panels by wiping with a cloth dampened with a suitable solvent, coat the abraded area with the blackening solution at room temperature using either swab or dip method, rinse, and dry in accordance with supplier’s recommendations. Blackening solution shall be applied to the panels at the lowest use dilution recommended by the supplier.
The supplier of the blackening solution shall furnish with each shipment a report stating that the blackening solution conforms to the specified requirements and that it conforms to acceptance test requirements. This report shall include the purchase order number, lot number, AMS2483C, supplier’s identification, and quantity.
If any sample used in the above tests fails to meet the specified requirements, disposition of the blackening solution may be based on the results of testing three additional samples for each original nonconforming sample. Failure of any retest sample to meet the specified requirements shall be cause for rejection of the blackening solution represented. Results of all tests shall be reported.
Containers of blackening solution shall be prepared for shipment in accordance with commercial practice and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of the solution to ensure carrier acceptance and safe delivery.SAE AMS 2483C pdf free download.