定价： 35元 加购物车

定价： 245元 加购物车

定价： 345元 加购物车

This Standard covers escalator and moving walk driving machine brake and driving machine motor- controlled dynamic braking systems in accordance with ASME A17.1/CSA B44, Safety Code for Elevators and Escalators.

定价： 50元 加购物车

定价： 180元 加购物车

This Guide covers recommended inspection and testing procedures for electric and hydraulic elevators, escalators, and moving walks required to conform to the Safety Code for Elevators and Escalators, A17.1-1955 and later editions and The Safety Code for Existing Elevators and Escalators, A17.3. This Guide also addresses some requirements from editions of A17.1 prior to 1955. NOTE: This Guide may not reflect the latest requirements in the current A17.1 and A17.3 Codes.

定价： 265元 加购物车

定价： 105元 加购物车

This standard applies to elevators permanently installed in a wind turbine tower to provide vertical transportation of authorized personnel and their tools and equipment only. Such elevators are typically subjected to extreme temperatures, humidity variations, and substantial horizontal motions.

定价： 98元 加购物车

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定价： 39元 加购物车

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定价： 35元 加购物车

定价： 84元 加购物车

This Standard provides performance and safety requirements for nutdrivers with an integral socket and shaft that utilize a screwdriver-type handgrip. Inclusion of dimensional and functional data in this Standard is not intended to imply that all products described herein are stock production sizes. Consumers are requested to consult with manufacturers concerning lists of stock production sizes. This Standard may be used as a guide by state authorities or other regulatory bodies in the formulation of laws or regulations. It is also intended for voluntary use by establishments that use or manufacture the tools covered.

定价： 32元 加购物车

定价： 32元 加购物车