1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2010 03 09 N-STATUS No replacement named L. Sinclair, NA 2002 08 23 Revised Updated and renumbered 1977 09 13 SM/EQ 8257 TP Released Printed copies are uncontrolled Page 1 of 2 Copyright 2010, Ford Global Te
2、chnologies, Inc. PHOSPHATE SOLUTION, ZINC pH CORRECTION AGENT SK-M5B9574-B NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a pH correction agent. 2. APPLICATION This specification was released originally for material used as pH correction agent with spray zinc ph
3、osphate processes. It is used in combination with SKM-5B9574-A phosphate solution, zinc, passivation solutions. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M9
4、9P1111-A). 3.2 CHEMICAL COMPOSITION Total phosphate as P205: 51.0 +/- 1.0 % Test Method 20 mL of the solution are filled up to 1000 mL with distilled water. 10 mL of this solution are titrated with 0.1 n NaOH against phenolphthalein. Consumption: 28.8 +/- 1.2 mL 3.3 DENSITY 1.53 +/- 0.01 g/cm3(FLTM
5、EU-BI 2-2) 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 4.1 The phosphate system released by this specification consists of the following materials: 4.1.1 Phosphate Solution, Zinc, Start Up ESK-M5B3
6、37-A 4.1.2 Phosphate Solution, Zinc, Make Up ESK-M5B338-A 4.1.3 Phosphate Solution, Zinc, Accelerator S-M5B4509-A ENGINEERING MATERIAL SPECIFICATION SKM-5B9574-B Page 2 of 2 Copyright 2010, Ford Global Technologies, Inc. 4.1.4 Phosphate Solution, Zinc, Alkaline Cleaner SKM-5B9599-A or ESK-M5B340-A 4.1.5 Phosphate Solution, Zinc, Passivating Solution SKM-5B9574-A or ESK-M5B326-A 4.1.6 Phosphate Solution, Zinc, Activator ESK-M5B327-A
