[inglés] Safety standards for wood portable stepladders Jurisdicción China Ańo 1988 Publicado en chino Título original / otro título [chino] Yidongshi muzheti anquan biaozhun Fuente [inglés] In: Reference Collection of National Occupational Safety and Health Standards 1985-1986, China Standards Publishing Co., Beijing, China, Apr. 1988, p.662-673. Price: CNY 11.00 (whole volume). Número de referencia GB 7059.2-86 Descriptores [Principales] China, escabel, madera [Secundarios] comentario de norma, descripción del material, escaleras portátiles, norma, pruebas del material Categoría Riesgos mecánicos, transporte Resumen [inglés] This standard (effective 1 Dec. 1987) specifies the quality of wood structure, standard measurements, metallic accessories, test methods and labelling of wood stepladders. Experimental data on the effect of wood quality on its strength, theoretical bases for determining parameters of stepladders, and results of tests on locally made stepladders are included in an appended commentary. CIS No. 93-39 Número de registro 59527