The scaling resistance test was performed at 28 days test age according to astm c672. a suitable test method. the surface abrasion test has been successfully used in the quality control of highway and bridge concrete subject to traffic ( 11). depth of penetration was used to evaluate the abrasion resistance of concrete. astm international website: astm c944. 3 design details of rotating- cutter drill press c944– 99 4 azmanco. abrasion; concrete; impact; mortar; wear. document history. requirement in astm f963 as opposed to a vertical pull force that industry proposed. 2 the values stated in si astm c944 pdf units are to be regarded as standard. content provider. the astm c944 pdf surface abrasion test ( astm c944) is a standard test method to determine the resistance of conventional concrete or mortar to surface abrasion by using rotating- cutter method. astm c944/ c944m- 19. included in packages. there have been many changes and improvements to c94 since the first edition of this manual was printed, especially in the technology for production and delivery of concrete. this test method is similar to procedure b of test method c779/ c779m. standard historical last updated: track document. 0 n) and to apply it for 15 seconds, for children 18 to 36 mos. this standard is copyrighted by astm international, 100 barr harbor drive, po box c700, west conshohocken, pa, united states. annual book of astm standards, vol. revises: astm c944/ c944me1. individual reprints ( single or multiple copies) of this standard may be obtained by contacting astm at the above. document center inc. amendments & corrections. for annual book of astm standards volume information, refer to the standard’ s document summary page on the astm website. 1 this test method covers a procedure for determining the resistance of either concrete or mortar to abrasion. astm c 944 test method measures the abrasion resistance of concrete by rotating- cutter machine. astm c94 covers the complex subject of ordering, production and delivery of ready- mixed concrete. org, or contact astm customer service at org. astm c944/ c944m, edition, octo - standard test method for abrasion resistance of concrete or mortar surfaces by the rotating- cutter method. significance and use this test method gives an indication of the relative wear resistance of mortar and concrete based on testing of cored or fabricated specimens. hussein, stephen bruneau. staff suggested that this seems reasonable that.
it is not intended to be used as an alternative to test method c418, or test method c779. astm international [ astm] pdf price. the method involves an abrasion device, a rotating cutter, a balance and a leveling plate. this standard is not included in any packages. 1 this test method gives an indication of the relative wear resistance of mortar and concrete based on testing of cored or fabricated specimens. evaluating the astm c944 rotating cutters method for determining the abrasion resistance of concrete | request pdf. a clamping device to hold. go to astm compass®. astm international - astm c944/ c944m19 - standard test method for abrasion resistance of concrete or mortar surfaces by the rotating- cutter method | globalspec.
42 test method for obtaining and testing drilled cores machine consists essentially of a frame that supports the drive and sawed beams of concrete2 motor, stepped pulley, and spindle. astm f963 tells toy manufacturers to use a pull force of 15. user' s guide to astm specification c94/ c94m on readymixed concrete: 2nd edition. as a test parameter for use and abuse testing. nov, : pages) paper no: org/
10. published online: novem. manual published:. individual reprints ( single or multiple copies) of this standard may be obtained by contacting astm at the above address or atphone), fax), or org ( e- mail) ; or through the astm website ( www.
this test method covers a procedure for determining the resistance of either concrete or mortar to abrasion. revised by: astm c944/ c944m- 19. evaluating the astm c944 rotating cutters method for determining the abrasion resistance of concrete. this test method covers the procedure for determining the abrasion resistance of either concrete or mortar surfaces using the rotating- cutter method. rowe central laboratories, works consultancy services ltd, wellington, new zealand summary the poor abrasion resistance of concrete block paving in new zealand is of particular concern to the local masonry industry. make your views known to the astm committee on standards, at the address shown below.
find out how to get ansi member discount. the abrasion test was performed at 14 days test age according to astm c944. 1 * a summary of changes section appears at the end of. assessment of astm c944- 80 for measuring the abrasion resistance of paving blocks s. significance and use. author and article information. memorial university of. the deicing scaling damage was assessed pdf by visual inspection at various stages. standard test method for abrasion resistance of concrete or mortar surfaces by the rotating- cutter method.
3 for referenced astm standards, visit the astm website, www. abdel- hafez, amgad a. authors: ali abdel- hafez. is an authorized dealer of astm standards. abrasion damage is a concern for some types of structures, and the need for proper quantification of it is essential. 418 test method for abrasion resistance of concrete astm by c944- 99 the specimen is built into the base.