This part specifies the basic safety requirements for design, manufacturing and installation of fixed steel vertical ladders.
This part is applicable to fixed steel vertical ladders used in the workplaces of industrial enterprises (except for those specified in other standards).
定价: 372元 / 折扣价: 317 元 加购物车
This standard specifies the safety requirements for the design and manufacturing, test requirements and safe application of portable wood ladders.This standard is applicable to portable wood single ladders and portable wood stepladders used in various production activities.
定价: 780元 / 折扣价: 663 元 加购物车