This part of GB/T 3903 specifies the method for the determination of the nail-holding ability of footwear insole materials to prevent spikes from penetrating the insole. This method is applicable to the assembled insole with a heel, and is also applicable to the insole with an outer heel fixed by nails.
GB/T 3903.9-2005 Referenced Document
EN 12222 Footwear - Standard Atmospheres for Conditioning and Testing of Footwear and Components for Footwear
ISO 5893 Rubber and plastics test equipment — Tensile, flexural and compression types (constant rate of traverse) — Specification — Amendment 1*, 2020-09-21 Update
GB/T 3903.9-2005 history
2021GB/T 3903.9-2021 Footwear—Test methods for insoles—Heel pin holding strength
2005GB/T 3903.9-2005 Footwear-Test method for insoles- Heel pin holding strengh