NF B51-020-11*NF ISO 13061-11:2018 Physical and mechanical properties of wood - Test methods for small clear wood specimens - Part 11 : determination of resistance to impact indentation
2018NF B51-020-11*NF ISO 13061-11:2018 Physical and mechanical properties of wood - Test methods for small clear wood specimens - Part 11 : determination of resistance to impact indentation