1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 09 29 N-STATUS No Replacement Named, No known use C. Mracna, NA 2004 10 25 Revised Inserted 3.0; Deleted 3.8, 3.9, 3.10 & 4 1981 02 26 Released SM/ER4103TC Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page
2、 1 of 2 RUBBER HOSE-POLYACRYLIC-REINFORCED SQ-M2D9133-A OIL COOLER NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a polyacrylic rubber hose reinforced externally with one ply of braided textile. 2. APPLICATION This specification was released originally for mater
3、ial used for high temperature applications such as oil cooler hose for automatic transmission or as shown on engineering drawing. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production
4、 Materials (WSS-M99P1111-A). 3.1 ORIGINAL PROPERTIES Hardness, I.R.H.D 58 - 68 (ASTM D 1415) Tensile Strength, MPa, min 8.5 (ASTM D 412, Die C) Elongation at Break, min 250% (ASTM D412, Die C) 3.2 CHANGE AFTER AGEING FOR 70 h AT 175 +/- 3 C (ASTM D 573) Hardness,units max 18 Tensile Strength, max -4
5、0% Elongation at Break, max -60% 3.3 CHANGE AFTER IMMERSION IN ASTM OIL NO 3 FOR 70 h AT 175 +/- 3 C (ASTM D 471) Hardness, units -15 to +5 Tensile Strength, max -35% ENGINEERING MATERIAL SPECIFICATIONSQ-M2D9133-APrinted copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 2 of
6、 2 Elongation at Break, max -35% Volume 0 to +30% 3.4 COMPRESSION SET 70 h AT 100 C, max 30% (ASTM D 385, Method B) 3.5 OZONE RESISTANCE, max Rating 0 (FLTM BP 101-01) 3.6 BURSTING STRENGTH OF THE HOSE, MPa, min (ASTM D 380) 3.6.1 Original 6.9 3.6.2 After immersion, 70 h in 5% sodium chloride aqueou
7、s solution at 90 +/- 2 C 6.9 3.6.3 After immersion 70 h, in ASTM Oil No. 3 at 175 +/- 3 C 6.9 3.7 LOW TEMPERATURE FLEXIBILITY OF THE HOSE No breaking or cracking Condition hose in a straight position at -30 +/- 1 C for 24 h. After conditioning bend the hose around a mandrel having a diameter of five times the nominal inside diameter.
