D Standard Test Method for Indentation Hardness of Rigid Plastics by Means of a Barcol This Model fulfills the requirements of ASTM D and B Designation: D – 95 (Reapproved )e1An American National Standard Standard Test Method for Indentation Hardness of Rig. Buy ASTM D TEST METHOD FOR INDENTATION HARDNESS OF RIGID PLASTICS BY MEANS OF A BARCOL IMPRESSOR from.
|Published (Last):||6 August 2005|
|PDF File Size:||11.52 Mb|
|ePub File Size:||10.86 Mb|
|Price:||Free* [*Free Regsitration Required]|
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. Enabling you to identify and mitigate the intrinsic risk in your operations, supply d25883 and business processes.
Take care to avoid sliding or scraping while the indentor is in contact with the surface being tested. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility.
Inspection Validating the specifications, value and safety of your raw materials, products and assets.
Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Current edition approved October 10, Due to copyright restrictions, we are not able to provide copies of standards. Formally confirming that your products and services meet all trusted external and internal standards.
Impressions should not be made within 3 mm 1? The depth of the penetration is converted into absolute Barcol numbers.
The specimen is placed under the indentor of the Barcol hardness tester and a uniform pressure is applied to the specimen until the dial indication reaches a maximum.
Set the legs on the same surface or on solid material of the same thickness, so that the indentor is perpendicular to the surface being tested. Send us a request Need help or have a question? NOTE 2—It is recommended that measurements be made with the Model Impressor when values above 90 are obtained with the Model Impressor and that measurements be made with the Model Impressor when values less than 20 are obtained with the Model No. Preparation and Operation of Apparatus 8.
A superscript epsilon e indicates an editorial change atm the last revision or reapproval.
ASTM D – BARCOL HARDNESS
Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. The data in Table 2 should not be rigorously applied to acceptance or rejection of material, as those data are speci?
Evaluating how your products and services meet and exceed quality, safety, sustainability and performance standards. Need help or have a question? Record the maximum reading. The following explanations of Ir and IR Your comments are invited either for d5283 of this standard or for additional standards and should be addressed zstm ASTM International Headquarters.
If softer supporting surfaces are used, a falsely low instrument reading may occur. When the load is applied, bending and spring action in the specimen should be avoided.
Place the Impressor and the material to be tested or the calibration disk on a solidly supported,? wstm
Table 1 of Classi? Last previous edition D — Whether your business is local or global, aatm can ensure your products meet quality, health, environmental, safety, and social accountability standards for virtually any market around the world. NOTE 4—Curved surfaces may be more difficult to support. This standard has been approved for use by agencies of the Department of Defense. NOTE 3—Drift in readings from the maximum may occur in some materials and can be nonlinear with time.
Testing Evaluating how your products and services meet and exceed quality, safety, sustainability and performance standards.
Barcol Hardness ASTM D2583
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. ASTM D e1. Eight plastic materials of different hardness were evaluated with six different Barcol Impressors.
This greater variation may be caused mainly by the difference in hardness between resin and? Data is expressed as Barcol numbers given by the instrument. Through our network of over 43, people in 1, laboratories and offices in countries, Intertek provides quality and safety solutions to a wide range of industries around the world.
Any test specimen preparation, conditioning, dimensions, or testing parameters or combination thereof covered in the materials speci?
Barcol Hardness ASTM D
Barcol Hardness is used to determine the hardness of both reinforced and non-reinforced rigid plastics. Values below 10 using the Model Impressor are inexact and should not be reported. If there are no material speci? Validating the specifications, value and safety of your raw materials, products and assets.
The indicator should now read Number of Readings Auditing D283 Sourcing Training. For the materials shown, the indicated number of individual determinations were averaged to calculate each test result as follows: