ASTM D2794-93 PDF

Designation: D – 93 (Reapproved ) Standard Test Method for Resistance of Organic Coatings to the Effects of Rapid Deformation. Buy ASTM D() Standard Test Method for Resistance of Organic Coatings to the Effects of Rapid Deformation (Impact) from SAI Global. Purchase your copy of ASTM D – 93() as a PDF download or hard copy directly from the official BSI Shop. All BSI British Standards.

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Film and Foil Testing Instruments. The organic coatings atm test are applied to four or more suitable thin metal panels. In its use over many years, this test method for impact resistance has been found to be useful in predicting the performance of organic coatings for their ability to resist cracking caused by impacts. Ceramics and Glass Testing Equipments. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every?

Other gage steel panels may be used if agreed upon between the producer and the user. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. Paper and Tissue Testing Instruments. Foam And Gaskets Testing Equipments.

Interlaboratory agreement is improved when ranking is used in place of numerical values. Composite Films Testing Instruments.

Universal Impact Testing — ASTM D Touchstone offers various kinds of impact testing including Charpy and Izod impact testing and micro-scale impact tests performed inside a scanning electron microscope.

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ASTM_D(Impact)_百度文库

Food and Beverages Testing Equipments. Density and Specific Gravity Testing Instruments. Pipes Industry Testing Equipments. Injection Molding Testing Equipments. Impact Strength Testing Instruments. Opaque Glasses Testing Instruments.

Conduct the test in the same environment asym immediately on removal therefrom. Tearing Resistance Testing Instruments.

Universal Impact Testing – ASTM D2794

The value where the results change from mainly passing to mainly failing is the impact failure end point. Filling Line Testing Equipments.

Plastic Rope Testing Equipments. Precision and Bias Coatings attached to substrates are subjected to damaging impacts during the manufacture of articles and their use in service.

For tests on coatings for crack formation; breaking off; adhesion and elasticity. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. Flexible Packaging Testing Equipments. The base is constructed so that a thin? Rigid Plastic Testing Equipments. Test in a random fashion so that all impacts from one height are not made in succession or on one panel.

Our Story Why Presto? If no cracks are evident, repeat the procedure at a greater height, increasing 1 in. Release the weight so that it drops on the indenter.

Prepare a minimum of four coated panels for the material. Electronics and Electrical Testing Equipments. Originally approved in Films generally fail by cracking see bottom photowhich is made more visible by the use of a magnifier, by the application of a copper sulfate CuSO4 solution on steel, by the use of a pin hole detector, or by a tape-pull test to determine the amount of coating removed.

We also built a six-foot tall tester for custom testing. Summary of Test Method 4. Composites Material Testing Equipments.

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Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. Blow Molding Testing Equipments. For interlaboratory comparisons, rankings of coatings for impact resistance should be reported. By gradually increasing the distance the weight drops, the point at which failure usually occurs can be determined.

Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of zstm of such rights, are entirely their own responsibility.

ASTM D() Standard Testing Instruments

Stretch Blown Testing Equipments. Components Material Testing Equipments. Adhesive Label Testing Instruments. We have two impact testers to evaluate a variety and sizes of materials — a tabletop tester shown on the left, and a foot tall model. An impact test which is useful for testing paint and coating adhesion is ASTM D, the drop test performed on a universal impact tester see top photo. Useful for checking resistance to impact surface damage and penetration for construction materials viz plastic, Of course, these confirmation tests are conducted in a random order so successive tests asym not conducted at the same height or on the same panel.

ASTM D2794 – 93(2010)

Be sure the panel is? Last previous edition approved in as D — 93 e1. Non-metal Materials Testing Instruments.

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