General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 42163.1-2022
Scope
This document specifies the material, structure type and basic parameters, technical requirements, test methods, inspection rules, signs, packaging, transportation and storage of single cast polyamide elevator pulleys (hereinafter referred to as pulleys). This document is applicable to elevator pulleys made of caprolactam as raw material through casting and molding.
GB/T 42163.1-2022 Referenced Document
GB/T 1033.1-2008 Plastics.Methods for determining density of non-celluar plastics.Part1:Immersion method,liquid pyknometer method and titration method
GB/T 1034-2008 Plastics.Determination of water absorption
GB/T 1036 Test method for coefficient of linear thermal expansion of plastics between -30℃ and 30℃ with a vitreous silica dilatometer
GB/T 1040.2-2006 Plastics. Determination of tensile properties. Part 2: Test conditions for moulding and extrusion plastics
GB/T 1041-2008 Plastics.Determination of compressive properties
GB/T 1043.1-2008 Plastics.Determination of charpy impact properties.Part 1:Non-instrumented impact test