NAVISTAR MPAPS BT-34-2014 Oil Content Test.pdf

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1、 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2014 by Navistar, Inc. December 2014 Page 1 of 2 NAVISTAR, INC. Material, Parts, and Process Specificati

2、ons (MPAPS) NUMBER: MPAPS BT-34 Former Designation: CEMS BT-34 TITLE: Oil Content Test Adapted from ORD JR-OME PD #115 dated 21 November 1956. CURRENT REV No.: 1412 DATE: Dec. 2014 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: CEMS BT-34 - August 2009 PRINTE

3、D COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may involve hazardous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and he

4、alth practices and to determine the applicability of regulatory limits prior to use. Change Notice: Update to MPAPS format. 1.0 SCOPE This method covers a procedure for determining the oil content of a material such as engine cooling system stopleak compound. 2.0 APPARATUS 2.1 Mortar and pestle 2.2

5、Steam bath 2.3 Analytical balance with a sensitivity of 0.1 milligram 2.4 Erlenmeyer flask, 500 milliliters 2.5 Beaker, 250 milliliters 2.6 Filter funnel 2.7 Desiccator 2.8 Gravity-convection oven capable of maintaining 212 + 2 degrees Fahrenheit 2.9 Graduated cylinder, 50 milliliters 3.0 MATERIAL 3

6、.1 Filter paper, coarse 3.2 Ethyl ether, ACS 3.3 Trichloroethylene, ACS 4.0 PROCEDURE 4.1 Place approximately 10 grams of samples, weighed to the nearest 0.01 gram, into a 500 milliliter Erlenmeyer flask. 4.2 Add 40 milliliters of trichloroethylene and place the flask on the steam bath for 30 minute

7、s. 4.3 Remove from the steam bath and cool to room temperature. 4.4 Filter the contents through a coarse filter paper collecting the filtrate in the 250 milliliter beaker which has been previously weighed to the nearest 0.1 milligram. 4.5 Wash the flash three times with 10 milliliter portions of tri

8、chloroethylene, passing the washings through the filter into the tared beaker. 4.6 Wash the oil from the filter paper using trichloroethylene, collecting the washing in the tared beaker. 4.7 Place the beaker on a steam bath and evaporate the trichloroethylene. NUMBER: MPAPS BT-34 TITLE: Oil Content

9、Test Adapted from ORD JR-OME PD #115 dated 21 November 1956. REVISION: 1412 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2014 by Navistar, Inc. Decemb

10、er 2014 Page 2 of 2 4.8 Cool the beaker and add 10 milliliters of ethyl either. Mix and evaporate the either on the steam bath. 4.9 Place the beaker into a gravity-convection oven maintained at a temperature of 212 + 2 F for 30 minutes. 4.10 At the end of the 30-minute heating period remove the beak

11、er and cool to room temperature in a desiccator. 4.11 Weigh the beaker and contents to the nearest 0.1 milligram. CAUTION: Perform the evaporations in a hood as vapors of trichloroethylene are toxic and ethyl ether vapors are highly flammable. Do not use open flames. 5.0 REPORT Calculate the oil con

12、tent as follows: % Oil = (B-A) 100 S where A = weight of the empty beaker in grams B = weight of the beaker and oil in grams C = weight of sample used in grams 5.1 Report the average of duplicate determinations as “Oil content, % by weight”. 6.0 TECHNICAL INFORMATION For further information related

13、to the technical content of this specification, contact: Suppliers may purchase controlled copies of this specification by contacting: Materials Engineering and Technology Dept. 10400 W. North Avenue Melrose Park, IL 60160 E-mail: MaterialsEngineeringN IHS Global Inc. 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: AutomotiveIHS.com Website: http:/