FORD SK-M98D9502-A-2010 PVC HOSE REINFORCED TO BE USED WITH FORD WSS-M99P1111-A 《增强型聚氯乙烯(PVC)软管 与标准FORD WSS-M99P1111-A一起使用 》.pdf
《FORD SK-M98D9502-A-2010 PVC HOSE REINFORCED TO BE USED WITH FORD WSS-M99P1111-A 《增强型聚氯乙烯(PVC)软管 与标准FORD WSS-M99P1111-A一起使用 》.pdf》由会员分享,可在线阅读,更多相关《FORD SK-M98D9502-A-2010 PVC HOSE REINFORCED TO BE USED WITH FORD WSS-M99P1111-A 《增强型聚氯乙烯(PVC)软管 与标准FORD WSS-M99P1111-A一起使用 》.pdf(4页珍藏版)》请在麦多课文档分享上搜索。
1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 02 24 N-STATUS No replacement named L. Sinclair, NA 2006 11 17 Revised Inserted 3.0; Deleted 3.4 & 4 1975 06 20 Released SM/ET0933-TP Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 1 of 4 PVC HOSE, REIN
2、FORCED SK-M98D9502-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a dual extruded PVC-hose with an inner polyamide or polyester yarn reinforcement in cross winding. 2. APPLICATION This hose was originally released for use in the head lamp washer unit assembly.
3、 3. REQUIREMENTS Note: The material shall be conditioned for a minimum of 24 h at 23 +/- 2 C and 50 +/- 5% relative humidity prior to test and tested under the same conditions. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Stand
4、ard Requirements For Production Materials (WSS-M99P1111-A). 3.1 FINISHED PART REQUIREMENTS 3.1.1 Color As specified on Engineering drawing 3.1.2 Dimensions As specified on Engineering drawing 3.1.3 Surface Free of blisters and voids. 3.1.4 Water Absorption, max 0.3% (ASTM D 570, 24 h immersion perio
5、d at 23 +/- 2 C) 3.1.5 Heat Resistance After test, the finished part shall not show any evidence of distortion, cracks or other surface failures. Test Method: Place a section of hose approx. 400 mm in length on a glass plate and expose in a mechanical convection oven for 7 days at 90 +/- 2 C. Examin
6、e after cooling down to room temperature. Use this hose for burst pressure (clause 3.1.16). ENGINEERING MATERIAL SPECIFICATIONSK-M98D9502-APrinted copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 2 of 4 3.1.6 Cold Flexibility No breaks, no cracks (FLTM BN 102-01, at -40 +/-
7、 1 C) Test Method: Cut specimen size 10 x 250 mm, diameter of mandrel shall be 10 times of material thickness. Specimen shall be bent with inside facing mandrel. Examination shall be done from a distance of 300 mm. 3.1.7 Environmental Cycling After test, the finished part shall not show any cracks o
8、r other surface failures. Test Method: A section of hose approx. 500 mm in length shall be filled with Ford Motor Company windshield washer solution diluted to a concentration of 50% and closed on both ends. The prepared tube shall be subjected 3 times to the following environmental cycle. After cyc
9、ling, tube shall be cooled down to room temperature and then bent (still filled with test solution) around a mandrel 5 times of outer diameter of tube. Cycle: 3 h at 100 +/- 2 C 5 h at 23 +/- 2 C 16 h at -40 +/- 1 C 3.1.8 Resistance to Isopropyl Alcohol After test, the finished part shall not show a
10、ny cracks or other surface failures. Test Method: A section of hose approx. 500 mm in length prepared as described below shall be stored at 80 +/- 1 C for 70 hours and subsequently bent around a mandrel 5 times of the outer diameter of hose. The hose shall be bent and examined only on the area which
11、 was in contact with the test solution during the whole test. Preparation of Test Specimen: The hose shall be filled with a 50:50 solution of isopropyl alcohol and water. One end of the hose shall be closed and the other connected with an open expansion container. Take care that during the test the
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