ASTM D1155 - 10(2015) - Standard Test Method for Roundness of Glass Spheres

ASTM D1155 - 10(2015)

Standard Test Method for Roundness of Glass Spheres

Status : Current   Published : January 2015

Format
PDF

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HARDCOPY



1.1 This test method 2 covers the determination of the percent of true spheres in glass spheres used for retroreflective marking purposes and industrial uses.

1.2 This test method includes two procedures as follows:

1.2.1  Procedure A, in which the selected specimen is split into two size ranges or groups prior to separation into true spheres and irregular particles, and

1.2.2  Procedure B, in which the selected specimen is split into five size ranges or groups prior to separation.

1.2.3 In determining compliance with specification requirements, either Procedure A or Procedure B may be used. Where tests indicate failure to meet the specified percent of true spheres and irregular particles, the referee test shall be made in accordance with Procedure B.

1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.4  This standard does not purport to address all of the safety concerns, if any, associated with its use. 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.




Standard NumberASTM D1155 - 10(2015)
TitleStandard Test Method for Roundness of Glass Spheres
StatusCurrent
Publication Date06 January 2015
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Descriptors Roundness, Glass spheres
ICS81.040.30
PublisherASTM
FormatA4
DeliveryYes
Pages4
File Size146 KB
Price£36.00


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