SD 297-1988
Series parameters for QL hoist with screw stem (English Version)

Standard No.

SD 297-1988

Language

Chinese, Available in English version

Release Date

1989

Published By

Professional Standard - Hydroelectric Power

Status

Be replaced 2011-01

Replace By

SL 491-2010

Latest

SL 41-2018

SD 297-1988 history

• 2018 SL 41-2018 Design specifications for hoists for water conservancy and hydropower projects
• 2010 SL 491-2010 Series parameters for hoist with screw stem
• 1989 SD 297-1988 Series parameters for QL hoist with screw stem