ASTM D – Designation: D – 06 /98 Standard Test Method for Corrosive Sulfur in Elec. ASTM D Standard Test Method for Corrosive Sulfur in Electrical Insulating Liquids. standard by ASTM International, 11/15/ View all product details. At that time ASTM D was the only method under the jurisdiction of ASTM Committee D-. 27 on Electrical Insulating Liquids and Gases. The method, which .
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Clean all metal dust and abrasive from the strip, using successive clean cotton pads until a fresh pad remains unsoiled. Carefully take the copper strip from the?
ASTM D1275 – 15
Magenta overcast on brassy strip b. A number in parentheses indicates the year of last reapproval.
The extent of deterioration is dependent upon the quantity and type aztm corrosive agent and time and temperature factors. The extent of deterioration is aastm upon the quantity and type of corrosive agent and time and temperature factors. Bubble nitrogen through the oil in the bottle by means of a 1?
Method B is more rigorous and the preferred method. When the oil in the? Summary of Test Methods 3. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. In the United States, abrasive papers are classi? Bottles of such capacity and design are required in order to allow sufficient space for expansion of the oil and asgm intrusion from atmospheric gases.
This test method is designed to detect the presence of, or the propensity to form, free elemental sulfur and corrosive sulfur compounds by subjecting copper or silver to contact with an insulating liquid under prescribed conditions. Quickly screw in the PFTE plug equipped with? The silver corrosion procedure is provided especially for those users who have applications where the insulating liquid is in contact with a silver surface.
Historical Version s – view previous versions of standard. Precision and Bias Lubricate the ground-glass stopper with a small amount of the test specimen. Polished Strip 1 Slight tarnish The presence of corrosive sulfur compounds will result in deterioration of these metals. A circulating hot-air oven is preferred. Current edition approved March 1, Link to Active This link will always route to the current Active version of the standard.
In these cases, the test procedure has become compromised and must be repeated. Last previous edition approved in as D — This test method is designed to detect the presence of, or the propensity to form, free elemental sulfur and corrosive sulfur compounds by subjecting copper to contact with oil under xstm conditions. Multicolored with red and green showing peacockbut no gray a.
Your comments will receive careful consideration at a meeting of the responsible technical committee,1 which you may attend. Wipe the strip with fresh pads of cotton and subsequently handle only with stainless steel forceps do not touch with the?
Multicolored with lavender blue or silver, or both, overlaid on claret red d. Brassy or gold a.
NOTE 1—It should be noted that grit silicon x1275 paper and mesh silicon carbide grains have particle sizes of about the asm size 63? Light orange, almost the same as freshly polished strip b. Note 2 and remove blemishes from surfaces with the grit silicon carbide paper. NOTE 4—The corrosive effects of unstable sulfur compounds present in the oil are reduced when aged under strong oxidizing d12755 such as when oxygen is present.
This is the preferred method. Rinse with tap water, then with distilled water, and dry in an oven. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. This standard has been adopted ast use by government agencies to replace Method of Federal Test Method Standard No. Inch-pound units are included for informational purposes. Glossy or jet black Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.
Do not use pressurized air to dry copper strip.
ASTM D – 15 – Standard Test Method for Corrosive Sulfur in Electrical Insulating Liquids
This standard is subject to revision at any time by the responsible technical committee and must be reviewed every? If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below. Method A is the one that has been in place since Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.
Detection of these undesirable impurities, even though not in terms of quantitative values, is a means for recognizing the hazard involved. It is imperative to keep the?
Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
ASTM D – 15 Standard Test Method for Corrosive Sulfur in Electrical Insulating Liquids
Preparation of Apparatus 7. Inch-pound units are included for informational purposes. Bubble nitrogen through the oil in the?