1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2002 07 31 Revised Updated and renumbered 1987 12 18 SM/EQ 1579 TP Released C. Herriott Printed copies are uncontrolled Page 1 of 2 Copyright 2002, Ford Global Technologies, Inc. PHOSPHATE SOLUTION, ZINC, ST
2、ART UP ESK-M5B337-A 1. SCOPE The material defined by this specification is an aqueous solution containing essentially zinc phosphate. 2. APPLICATION This specification was released originally for material used as initial fill material in spray phosphate equipment. This material is used in combinatio
3、n with ESK-M5B338-A Phosphate Solution, Zinc, Make-Up, SM-5B4509-A Phosphate Solution, Zinc, Accelerator. 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-M99P1111
4、A). 3.2 CHEMICAL COMPOSITION Zinc as Zn: 1.2 +/- 0.4 % Manganese as Mn: 1.6 +/- 0.3 % Nickel as Ni: 1.6 +/- 0.3 % Phosphate as P205: 22.0 +/- 3.0 % Nitrate as NO3: 3.5 +/- 0.5 % 3.3 TITRATION 26.0 +/- 2.0 mL Titrate 10 mL of a 6 % solution by weight with 0.1 n sodium hydroxide (NaOH). Use phenolpht
5、halein indicator. 3.4 DENSITY AT 20 C 1.35 +/- 0.03 kg/L (FLTM EU-BI 2-2) ENGINEERING MATERIAL SPECIFICATION ESK-M5B337-A Page 2 of 2 Copyright 2002, Ford Global Technologies, Inc. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirem
6、ents of this specification. 4.1 The phosphate system released by this specification consists of the following materials: 4.1.1 Phosphate Solution, Zinc, Alkaline Cleaner ESK-M5B340-A or SK-M5B9599-A 4.1.2 Phosphate Solution, Zinc, Make Up ESK-M5B338-A 4.1.3 Phosphate Solution, Zinc, Accelerator S-M5B4509-A 4.1.4 Phosphate Solution, Zinc, Passivating Solution SK-M5B9574-A or ESK-M5B326-A 4.1.5 Phosphate Solution, Zinc, pH-Correction Agent SK-M5B9574-B 4.1.6 Phosphate Solution, Zinc, Activating Agent ESK-M5B327-A
