GB/T 44303-2024 Active National standards

GB/T 44303-2024 Plastics—Quantitative evaluation of scratch-induced damage and scratch visibility

GB/T 44303-2024 Plastics—Quantitative evaluation of scratch-induced damage and scratch visibility

Publish Date: 2024-08-23 Implement Date: 2025-03-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 44303-2024

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Basic standards and general methods for synthetic resins and plastics

ICS Name: Plastic Composite

Publish Date: 2024-08-23

Implement Date: 2025-03-01

Pages: 28 pages

Scope

This document describes two methods of quantitatively evaluating plastic scratch damage and scratch visibility using the coordinate values of the three-dimensional color model, including Method A (constant load) and Method B (linearly increasing load).
This document specifies the size of the samples and the geometric shape of the scratch heads.
This document is applicable to surface-coated and uncoated thermoplastic molding materials and thermosetting molding materials.

Development Information

Word Count: 35 Thousand words Pages: 28 pages

Referenced Standards

ISO 10724-1 GB/T 230.1-2004 Metallic Rockwell hardness test—Part1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2009 Metallic materials—Rockwell hardness test—Part 1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2018 Metallic materials—Rockwell hardness test—Part 1:Test method GB/T 2918-1998 Plastics—Standard atmospheres for conditioning and testing GB/T 2918-2018 Plastics—Standard atmospheres for conditioning and testing GB/T 17037.1-1997 Injection moulding of test specimens of thermoplastic materials—Part 1:General principles and moulding of multipurpose and bar test specimens GB/T 17037.1-2019 Plastics—Injection moulding of test specimens of thermoplastic materials—Part 1:General principles,and moulding of multipurpose and bar test specimens GB/T 17037.2-2020 Plastics—Injection moulding of test specimens of thermoplastic materials—Part 2:Small tensile bars GB/T 17037.3-2003 Plastics—Injection moulding of test specimens of thermoplastic materials—Part 3:Small plates GB/T 17037.5-2020 Plastics—Injection moulding of test specimens of thermoplastic materials—Part 5:Preparation of standard specimens for investigating anisotropy GB/T 37426-2019 Plastics—Test specimens GB/T 41878-2022 Plastics—Determination of scratch properties

Adopt standards

ISO 17541:2014

Related Standards

GB/T 12000-1989 Replaced

GB/T 12000-1989 Plastics—Test methods of exposure to damp heat, steady state

Publish Date: 1989-12-25

GB/T 15585-1995 Abolished

GB/T 15585-1995 Determination of shrinkage for injection moulding thermoplastics

Publish Date: 1995-06-12

GB/T 15596-1995 Replaced

GB/T 15596-1995 Plastics—Determination of changes in Color and variations in properties after exposure to daylight under glass, natural weathering or artificial light

Publish Date: 1995-06-12

GB/T 15598-1995 abolished_transferred

GB/T 15598-1995 Testing methods for shear strength of plastics by punch tool

Publish Date: 1995-06-12

GB/T 1843-1996 Replaced

GB/T 1843-1996 Plastics—Determination of izod impact strength

Publish Date: 1996-06-14

GB/T 2035-1996 Replaced

GB/T 2035-1996 Terms and definitions for plastics

Publish Date: 1996-06-14