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.

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Current edition approved October 10, Inspection Validating the specifications, value and safety of your raw materials, products and assets. ASTM D e1. For each material, all the samples were prepared at one source. Preparation and Operation of Apparatus 8. The values given in parentheses are for information only. The indicator should now read 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.


If it does not, loosen the lock-nut and wstm the lower plunger guide in or out to obtain a reading. Assurance Enabling you to identify and mitigate the intrinsic risk in your operations, supply chains and business processes. Need help or have a question? For the materials shown, the indicated number of individual determinations were averaged to calculate each test result as follows: Place the Impressor and the material to be tested or the calibration disk on a solidly supported,?


The principles of Impressions should not be made within 3 mm 1? Testing Evaluating how your products and services meet and exceed quality, safety, sustainability and performance standards.

Barcol Hardness ASTM D

The depth of the penetration is converted into absolute Barcol numbers. Users of this test method should apply the principles outlined in D5283 E to generate data speci? Table 1 of Classi?

Record the maximum reading. 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.

On reinforced plastics, in order to maintain a variance-of-average of 0. NOTE 3—Drift in readings from the maximum may occur in some materials and can be nonlinear with time. Any test specimen preparation, conditioning, dimensions, or testing parameters or combination thereof covered in the materials speci?

Take care to avoid sliding or scraping while the indentor is in contact with the surface being tested. This greater variation may be caused mainly by the difference in hardness between resin and?

Users of this standard are expressly advised that determination of the validity of any awtm patent rights, and the risk of infringement of such rights, are entirely their own responsibility. Auditing Consulting Sourcing Training.

Summary of Test Method 4. When the load is applied, bending and spring action in the specimen should be avoided.

Within the range of hardness measured by these Impressors the Model No. If these readings cannot be obtained, subsequent measurements are not valid. Validating the specifications, value and safety of your raw materials, products and assets. Global Reach Intertek is the industry leader with over 42, people in 1, locations in over countries.


Values below 10 using the Model Impressor are inexact and should not be reported. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

Barcol Hardness is used to determine the hardness of both reinforced and non-reinforced rigid plastics. Nonhomogeneous Material Reinforced Plastics 30 40 50 60 70 Assurance Testing Inspection Certification.

Originally published as D — The data in Table 2 should not be rigorously applied to acceptance or rejection of material, as those data are speci? The following explanations of Ir and IR The higher the reading the harder the material.

ASTM D2583

Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Evaluating how your products and services meet and exceed quality, safety, sustainability and performance standards. Data is expressed as Barcol numbers given by the instrument.

A number in parentheses indicates the year of d25833 reapproval. Each laboratory obtained three test results for each material.

Due to copyright restrictions, we are not able to provide copies of standards. NOTE 4—Curved surfaces may be more difficult to support.