ChinaAutoRegs｜GB/T 13452.2-2008 英文版/English/翻译/色漆和清漆 漆膜厚度的测定
Paints and varnishes – Determination of film thickness
1 Scope
This part describes a number of methods that are applicable to the measurement of the thickness of coatings applied to a substrate. Methods for determining wet-film thickness, dry-film thickness and the film thickness of uncured powder layers are described. Reference is made to individual standards where these exist. Otherwise the method is described in detail.
An overview on the methods is given in Annex A, in which the field of application, existing standards and the precision are specified for the individual methods.
This part also defines terms concerning the determination of film thickness.
2 Normative references
The following normative documents contain provision which, through reference in this part of GB/T 13452, constitute provisions of this Standard. For dated reference, subsequent amendments to, or revisions of, any of these publications (excluding corrigenda) do not apply. However, parties to agreements based on this Standard are encouraged to investigate the possibility of applying the most recent editions of the Standards indicated below. For undated references, the latest edition of the normative document referred to applies.
ISO 463, Geometrical Product Specifications (GPS) — Dimensional measuring equipment — Design and metrological characteristics of mechanical dial gauges
ISO 3611, Micrometer callipers for external measurement
ISO 4618:2006, Paints and varnishes — Terms and definitions
ISO 8503-1, Preparation of steel substrates before application of paints and related products — Surface roughness characteristics of blast-cleaned steel substrates — Part 1: Specifications and definitions for ISO surface profile comparators for the assessment of abrasive blast-cleaned surfaces
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