GB/T 39422-2020 Determination methods of characteristic values for dowel-bearing strength and withdrawal capacity of nails and screws in timber structure

Scope: This standard specifies the terms and definitions, test methods, data analysis and statistical methods, and characteristic value determination methods for the pin-groove compressive strength of timber structures and the characteristic values of the nail connection pull-out capacity. This standard is applicable to the determination of the characteristic value of the compressive strength of the wooden structure pin formwork and the pullout capacity of the nail connection.

GB 50005 Standard for design of timber structures
GB/T 102 Hexagon head wood screws
GB/T 17657 Test methods of evaluating the properties of wood-based panels and surface decorated wood-based panels*， 2022-12-30 Update
GB/T 1931 Method for determination of moisture content of wood
GB/T 1933 Method for determination of the density of wood
GB/T 846 Cross-recessed countersunk (flat) head tapping screws
GB/T 847 Cross-recessed raised countersunk (oval) head tapping screws
LY/T 2059 Steel nails for timber structures

2020 GB/T 39422-2020 Determination methods of characteristic values for dowel-bearing strength and withdrawal capacity of nails and screws in timber structure

GB/T 39422-2020Determination methods of characteristic values for dowel-bearing strength and withdrawal capacity of nails and screws in timber structure