Norm

ASTM D4787-13

Standard Practice for Continuity Verification of Liquid or Sheet Linings Applied to Concrete Substrates

54,27

Over deze norm

Status Definitief
Aantal pagina's 5
Commissie D01.46
Gepubliceerd op 01-02-2013
Taal Engels

1.1 This practice covers procedures that may be used to allow the detection of discontinuities in nonconductive linings or other non-conductive coatings applied to concrete substrates.

1.2 Discontinuities may include pinholes, internal voids, holidays, cracks, and conductive inclusions.

1.3 This practice describes detection of discontinuities utilizing a high voltage spark tester using either pulsed or continuous dc voltage.

Note 1For further information on discontinuity testing refer to NACE Standard SP0188-2006 or Practice D5162.

1.4 This practice describes procedures both with and without the use of a conductive underlayment.

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

1.6 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. For a specific hazard statement, see Section 7.

Details

ICS-code 91.100.30
Nederlandse titel Standard Practice for Continuity Verification of Liquid or Sheet Linings Applied to Concrete Substrates
Engelse titel Standard Practice for Continuity Verification of Liquid or Sheet Linings Applied to Concrete Substrates

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