ImageVerifierCode 换一换
格式:PDF , 页数:4 ,大小:24.19KB ,
资源ID:751008      下载积分:10000 积分
快捷下载
登录下载
邮箱/手机:
温馨提示:
如需开发票,请勿充值!快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
如填写123,账号就是123,密码也是123。
特别说明:
请自助下载,系统不会自动发送文件的哦; 如果您已付费,想二次下载,请登录后访问:我的下载记录
支付方式: 支付宝扫码支付 微信扫码支付   
注意:如需开发票,请勿充值!
验证码:   换一换

加入VIP,免费下载
 

温馨提示:由于个人手机设置不同,如果发现不能下载,请复制以下地址【http://www.mydoc123.com/d-751008.html】到电脑端继续下载(重复下载不扣费)。

已注册用户请登录:
账号:
密码:
验证码:   换一换
  忘记密码?
三方登录: 微信登录  

下载须知

1: 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。
2: 试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。
3: 文件的所有权益归上传用户所有。
4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
5. 本站仅提供交流平台,并不能对任何下载内容负责。
6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

版权提示 | 免责声明

本文(FORD WSK-M8G172-A2-2012 GASKET ARAMIDE FIBERS AND NBR TO BE USED WITH FORD WSS-M99P1111-A .pdf)为本站会员(王申宇)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

FORD WSK-M8G172-A2-2012 GASKET ARAMIDE FIBERS AND NBR TO BE USED WITH FORD WSS-M99P1111-A .pdf

1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name File Control Number Specification NumberDate Release No. Release/Revision1988 11 30 SM/EQ9496 TP Released M. SiewertWP 3948-a Page 1 of 4 GASKET, ARAMIDE FIBERS AND NBR SMT5008GA8550 WSK-M8G172-A21. SCOPEThe ma terial defined by this specification is

2、a gasket material comprisedof aramide fibers bonded with nitrile butadiene rubber (NBR).2. APPLICATIONThis sp ecification was released originally for material used for enginegaskets.3. REQUIREMENTSNote : All tests shall be conducted in accordance with ASTM F 104 Type 1material unless otherwise speci

3、fied. The requirements of this specificationare va lid for gasket material of 0.2 to 1.6 mm thickness. Test specimensare to be selected from finished gaskets when practicable.Prior to testing the materials shall be conditioned in an oven at 100 +/-2 C for 1 hour and allowed to cool to 23 +/- 2 C in

4、a de siccator containinganhydrous calcium chloride.3.1 STATISTICAL PROCESSSupplie rs must conform to the requirements of Ford Quality SystemSt andard Q-101. A mutually acceptable Control Plan as describedthere in is required for materials/source approval. Appropriatestatist ical tools must be used t

5、o analyse process/product data sothat variation in the final product is continuously reduced.3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor Company, at its option, may conduct infrared and/ortherma l analysis of material/parts supplied to this specification.The IR spectra and ther

6、mogram established for initial approval shallconst itute the reference standard and shall be kept on file at thedesignated material laboratory. All samples sha ll produce IR spectraand thermogram that cor respond to the reference standard when testedunder the same conditions.ENGINEERING MATERIAL SPE

7、CIFICATIONWSK-M8G172-A2WP 3948-b Page 2 of 4 Thickness Thickness0.2 - 0.5 mm 0.6 - 1.6 mm3.3 ORIGINAL PROPERTIES3.3.1 Density 1.55 - 1.70 g/cm3 1.55 - 1.65 g/cm3(ASTM D 297)3.3.2 Ignition Loss 32 - 38 % 32 to 38 %(ASTM F 495)3.3.3 Tensile Strength, min 12 MPa 16 MPa(ASTM F 152 Method A)3.3.4 Compres

8、sibility 8 - 15 % 8 - 14 %(ASTM F 36 Procedure A)3.3.5 Recovery, min 45 % 50 %(ASTM F 36 Procedure A)3.4 SEALABILITY, max 1.5 mL/h 1.5 mL/h(ASTM F 37, Method A, ASTMFuel A, 6.9 MPa flange load,1.7 MPa internal pressure)3.5 CREEP RELAXATION, max 40 % 40 %(ASTM F 38, Method B, 22 hat 150 +/- 2 C)3.6 A

9、DHESION AND CORROSION(FLTM BV 123-1)3.6.1 After Heat Aging at 150 +/- 2 CAdhesion, max Rating 2 Rating 2Corrosion, max Rating 2 Rating 23.6.2 After Aging in Humidity CabinetAdhesion, max Rating 2 Rating 2Corrosion, max Rating 2 Rating 23.7 HEAT AGING(ASTM D 573, 22 h at 150 +/- 2 C)3.7.1 Weight chan

10、ge - 2 to + 2 % - 2 to + 2 %3.7.2 Compressibility 9 - 14 % 7 - 12 %3.7.3 Recovery, min 45 % 55 %ENGINEERING MATERIAL SPECIFICATIONWSK-M8G172-A2WP 3948-b Page 3 of 4 Thickness Thickness0.2 - 0.5 mm 0.6 - 1.6 mm3.8 RESISTANCE TO ASTM OIL No.1(ASTM F 146, 5 h at 150 +/- 2 C)3.8.1 Thickness Change 0 to

11、+ 3 % 0 to + 2 %3.8.2 Compressibility 8 - 12 % 6 - 10 %3.8.3 Recovery, min 45 % 55 %3.9 RESISTANCE TO ASTM OIL No. 3(ASTM F 146, 5 h at 150 +/- 2 C)3.9.1 Thickness Change + 2 to + 6 % 0 to + 4 %3.9.2 Compressibility 10 - 16 % 6 - 12 %3.9.3 Recovery, min 45 % 55 %3.10 RESISTANCE TO ASTM FUEL C + METH

12、ANOL(85 vol. % Fuel C + 15 vol. % methanol)(ASTM F 146, 22 h at 23 +/- 2 C)3.10.1 Thickness Change + 20 to + 30 % + 20 to + 30 %3.11 RESISTANCE TO COOLANT & WATER (50:50)Test methodImme rse in Engine coolant WSE-M97B44-D and/or approved coolant ofaffected model year (see para 5.1) and distilled wate

13、r (50:50 Vol. %)by using a suitable distilation flask and a reflux condenser for 70hours at boiling temperature.3.11.1 Thickness Change + 6 to + 10 % + 4 to + 8 %3.11.2 Compressibility 25 - 40 % 25 - 40 %3.11.3 Recovery, min 25 % 30 %3.12 SUPPLIERS RESPONSIBILITYAll materials supplied to this specif

14、ication must be equivalent inal l characteristics to the material upon which approval wasoriginally granted.ENGINEERING MATERIAL SPECIFICATIONWSK-M8G172-A2WP 3948-b Page 4 of 4 Pri or to making any change in the properties, composition,co nstruction, color, processing or labelling of the materialori

15、g inally approved under this specification, whether or not suchchange s affect the materials ability to meet the specificationrequir ements, the Supplier shall notify Purchasing, Toxicology andthe affected Materials Engineering activity of the proposed changesand obtain the written approval of the M

16、aterials Engineeringactivity. Test data, t est samples and a new code identification areto be submitted with the request.Substance restrictions imposed by law, regulations or Ford, apply tothe materials addressed by this document. The restrictions aredefined in Engineering Material Specification WS

17、S-M99P9999-A1, unlessa different suffix (e.g., A2 or A3) is specified on the engineeringdocument for the application.4. APPROVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresponsible Materials Engineeri ng activity. Suppliers desiring approval ofthe ir mater

18、ials shall first obtain an expression of interest from theaffec ted Purchasing, Design and Materials Engineering activity. Uponrequest, the Supplier shall submit to the affected Materials Engineeringactivity its own laboratory rep ort to the specification (test results, notnominal values), the mater

19、ial designation and code number, and testspecim ens for Ford evaluation. Upon approval, the material will be addedto the Engineering Material Approved Source List.5. GENERAL INFORMATIONThe i nformation below is provided for clarification andd assistance inmeeting the requirements to the specificatio

20、n.5.1 For i nformation on currently approved engine coolants for use inmeeting the requirements to the specification.Materials Laboratory 13/100 Fluids Material SectionResearch and Engineering Centre Coolants/GreasesFord Motor Company Ltd Engine EngineeringLaindon, Basildon PO Box 2053Essex SS15 6EE, England 21500 Oakwood BoulevardDearborn, MI 48121, USAMaterials EngineeringProduct Engineering OfficeFord Motor Co. of Australia LtdPinces Highway, NorlaneVictoria 3214, Australia

copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
备案/许可证编号:苏ICP备17064731号-1