1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 4 2011 10 11 Activated Re-activated and Revised for SA A. Wedepohl, NA 2010 03 09 N-Status No Replacement named L. Sinclair, NA 1971 06 30 Released 1BF/PF 6554 KP Controlled document at www.MATS Copyright 2011, Ford Global Technologies,
2、LLC Page 1 of 1 SODIUM HYDROXIDE, NEUTRALIZING AGENT S-M5B4508-A 1. SCOPE The material defined by this specification is a solution of sodium hydroxide and water. 2. APPLICATION The diluted material is used to adjust the pH-value of zinc phosphating baths. 3 REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR
3、 PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 CONCENTRATION AS RECEIVED As agreed to with the receiving facility 4. GENERAL INFORMATION This information given below is provided for clarifi
4、cation and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications. 4.1 APPLICATION CONCENTRATION 9-10% Typically a 10% by weight solution is used to adjust the pH of the phosphate bath. 5. SUMMARY OF REVISIONS 2011 Added sodium hydroxide to the title. Removed redundant and conflicting requirements. Removed para 3.5, requirement for verification of diluted material. Removed minimum concentration for applied product as this is a process requirement, not a raw material requirement.
