FORD ESH-M2D272-A-2009 SEAL NITRILE BUTADIENE RUBBER - REFRIGERANT AND OIL RESISTANT TO BE USED WITH FORD WSS-M99P1111-A 《耐制冷剂和耐油丁腈橡胶密封件 与标准FORD WSS-M99P1111-A一起使用 》.pdf
《FORD ESH-M2D272-A-2009 SEAL NITRILE BUTADIENE RUBBER - REFRIGERANT AND OIL RESISTANT TO BE USED WITH FORD WSS-M99P1111-A 《耐制冷剂和耐油丁腈橡胶密封件 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 ESH-M2D272-A-2009 SEAL NITRILE BUTADIENE RUBBER - REFRIGERANT AND OIL RESISTANT TO BE USED WITH FORD WSS-M99P1111-A 《耐制冷剂和耐油丁腈橡胶密封件 与标准FORD WSS-M99P1111-A一起使用 》.pdf(3页珍藏版)》请在麦多课文档分享上搜索。
1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 08 21 N-STATUS No Replacement Named C. Mracna, NA 2004 07 16 Revised Para 3.0 inserted; para 3.3, 3.5 & 4 deleted 1977 03 31 Released #197/CAF8-RD-560196 Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 1
2、 of 3 SEAL, NITRILE BUTADIENE RUBBER - REFRIGERANT ESH-M2D272-A AND OIL RESISTANT NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a nitrile butadiene rubber having restricted modulus and compression set and good resistance to refrigerant and compressor oil. 2. AP
3、PLICATION This specification was released originally for material used to mold “O“ rings used as seals in the air conditioning system. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Produ
4、ction Materials (WSS-M99P1111-A). 3.1 SLAB STOCK 3.1.1 Original Properties Hardness - Durometer “A“ 65 - 75 (ASTM D 2240) Tensile Strength, min 1,800 psi (ASTM D 412) (12.4 MPa) Ultimate Elongation, min 200% (ASTM D 412) Modulus at 100% Elongation, min 450 psi (ASTM D 412) (3.1 MPa) 3.1.2 Heat Aged
5、(ASTM D 865, 70 h at 125 +/- 1 C) Hardness - Durometer “A“ Change 0 to +10 Tensile Strength Change +/- 15% Elongation Change 0 to -50% 3.1.3 Compression Set, max 35% (ASTM D 395, Method “B“, plied, 70 h at 125 +/- 1 C) ENGINEERING MATERIAL SPECIFICATIONESH-M2D272-APrinted copies are uncontrolled Cop
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