1、 FORD LABORATORY TEST METHOD EU-BQ 006-03 Date Action Revisions 2000 08 11 Editorial no technical change A. Cockman 1994 02 28 Printed copies are uncontrolled Page 1 of 2 Copyright 2000, Ford Global Technologies, Inc. BUFFING OF STAINLESS STEEL FOR CORROSION TESTS Application This procedure is used
2、to prepare stainless steel material for exposure to corrosion tests. Apparatus Buffing Wheels No. 1 wheel material. Source: W. Canning & Co. Ltd. Great Hampton Street Birmingham B18 6AS or equivalent. Construction - Airflow Buffs No. 2662, size 406 mm dia, type 2J (medium) by four sections (approx 6
3、3 mm wide). Wheel Load - 133 N applied normal to the work surface (2.1 N/mm wheel width) Wheel Speed - 1800 r.p.m., 24 30 m/minute peripheral speed. Buffing Compound Liquid Hyfin Catalog No. 3434. Source: W. Canning & Co. Ltd. A 2 g shot is applied directly to the wheel at the start of each pass. Th
4、e compound shall be applied by pressure spray method with the nozzle a djusted to produce a spray covering the entire width of the wheel with a minimum of overspray. Buffing Machine Table speed 5.5 m/minute. The buffing machine must be capable of satisfying the above conditions. FORD LABORATORY TEST
5、 METHOD EU-BQ 006-03 Page 2 of 2 Copyright 2000, Ford Global Technologies, Inc. Conditioning and Test Conditions All test values indicated herein are based on material conditioned in a controlled atmosphere of 23 +/ - 2 C and 50 +/ - 5 % relative humidity for not less than 24 h prior to testing and
6、tested under the same conditions unless otherwise specified. Procedure 1. Cu t samples approximately 100 x 200 mm from the coil. 2. Clamp the sample in the buffing machine and make three passes under standard conditions. Two passes are made against the direction of wheel rotation and the final pass with the direction of wheel rot ation. Chemicals, materials, parts, and equipment referenced in this document must be used and handled properly. Each party is responsible for determining proper use and handling in its facilities.
