ASTM D1275 PDF

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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Originally approved in Precision and Bias Lubricate the ground-glass stopper with a small amount of the test specimen.

ASTM D1275 – 15

Interpretation of Results This standard has been adopted for use by government agencies to replace Method of Federal Test Method Standard No. The presence of corrosive sulfur compounds will result in deterioration of these metals. This test method is designed to detect the presence of, or the propensity asttm form, free elemental sulfur and corrosive sulfur compounds by subjecting copper to contact with oil under prescribed conditions.

Abrasive powders are classi?

ASTM D – 15 Standard Test Method for Corrosive Sulfur in Electrical Insulating Liquids

Description Unable to reproduce upon aging so no description is provided a. Multicolored with lavender blue or silver, or both, overlaid on claret red d. Place the bent copper strip standing on its long edge so that no? Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.

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Current edition approved March 1, Your comments will receive careful consideration at a meeting of the responsible technical committee,1 which you may attend. 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. Bottles of such capacity and design are d11275 in order to allow sufficient space for expansion of the oil and eliminate intrusion from atmospheric gases.

Glossy or jet black Inch-pound units are included for informational purposes. Multicolored with red and green showing peacockbut no gray a. Do not use compressed air or an inert gas to dry the copper strip.

Bubble nitrogen through the oil in the? 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.

Carefully take the copper strip from the? Method A is the one that has been in place since The extent of deterioration is dependent upon the quantity and type of corrosive agent and time and temperature factors.

Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

Light orange, almost the same as freshly polished strip b.

A circulating hot-air oven is preferred. Link to Active This link will always route to the current Active version of the standard.

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Last previous edition approved in as D — In the United States, abrasive papers are classi? Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Preparation of Apparatus 7. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. The silver corrosion procedure is provided especially for those users who have applications where the insulating liquid is in contact with a silver surface.

Atm 2—It has been found convenient to polish a larger piece of copper from which, after the?

Strips may be stored in sulfur-free acetone at this point for future use. Users of this standard are expressly advised that determination of the validity of any such patent rights, astk the risk of infringement of such rights, are entirely their own responsibility.

Wipe the strip with fresh pads of cotton and subsequently handle only with stainless steel forceps do not touch with the?

When the oil in the? NOTE 1—It should be noted that grit silicon carbide paper and mesh silicon carbide grains have particle sizes of about the same size 63?