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INTERN CEMS BT-27-2001 Ash Content Test《灰分含量试验》.pdf

1、 This document is restricted and may not be sent outside International Truck and Engine Corporation or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. Ge32001 by International Truck and Engine Corporation. OCTOBER 2001 Page 1 o

2、f 2 INTERNATIONAL TRUCK AND ENGINE CORPORATION CEMS (CORPORATE ENGINEERING MATERIAL SPECIFICATION)NUMBER: CEMS BT-27 TITLE: Ash Content Test CURRENT ISSUE DATE: October 2001 WRITTEN/REVIEWED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES ISSUE OF: July 1999 PRINTED COPIES OF

3、 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 health practi

4、ces and to determine the applicability of regulatory limits prior to use. Change Notice: Reformatted and Editorial Changes 1.0 SCOPE This method covers test procedures for determining the ash content and the ash content of the solid matter in engine cooling system stopleak compounds. 2.0 APPARATUS 2

5、.1 Analytical balance capable of weighing 0.1 milligram 2.2 Mortar and pestle 2.3 Meker type burner or hot plate 2.4 Muffle furnace capable of maintaining 1500 F + 15 (800 C + 8). 2.5 Porcelain crucible 3.0 PROCEDURE FOR ASH OF COMPOUND, AS RECEIVED 3.1 Place approximately 10 grams of the well mixed

6、 combination liquid and solid compound or pellet previously crushed in a mortar and pestle and uniformly mixed, into a tared porcelain crucible and weigh crucible and contents to the nearest 0.1 gram. 3.2 Carefully heat the crucible and contents over the burner or on the hot plate until all fuming h

7、as ceased. 3.3 Place the crucible and contents into a muffle furnace maintained at 1500 F or 800 C until all carbonaceous matter has been removed (about one hour). 3.4 Cool to room temperature and weigh to the nearest 0.1 milligram. 3.5 Repeat heating to constant weight. Copyright International Truc

8、k and Engine Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: CEMS BT-27 TITLE Ash Content Test CURRENT ISSUE DATE: October 2001 This document is restricted and may not be sent outside International Truck

9、and Engine Corporation or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. Ge32001 by International Truck and Engine Corporation. OCTOBER 2001 Page 2 of 2 4.0 REPORT Calculate the percent ash as follows: Percent ash = 100 A-CS-C

10、wher A = weight of the crucible and ash S = weight of the crucible and sample C = weight of the crucible Report the ash content in percent. 5.0 PROCEDURE FOR ASH OF SOLID MATTER Repeat the procedure for ash of compound as received using 10 + 0.1 grams of well mixed solid matter obtained from the tes

11、t for solid matter, CEMS Test Method BT-26. 6.0 REPORT Calculate the percent ash of solid matter as follows: Percent ash = 100 A-CM-Cwher A = weight of the crucible and ash M = weight of the crucible and solid matter C = weight of the crucible Report the ash content of solid matter in percent. Copyright International Truck and Engine Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-

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