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Chinese National Standard Category: Production equipment safety technology

English Title: Safety standard for light-metal extension ladders
Chinese Title: 二节轻金属拉伸梯安全标准
Standard No.: GB 12142-1989
Category No.: C68
Issued by: AQSIQ, SAC
Issued on: 1989-01-02
Implemented on: 1990-10-1
Status: abolished
Superseded by:GB 12142-2007 Safety requirements for portable metal ladders
Superseded on:2008-2-1
Abolished on:2008-02-01
Superseding:
Word Count:4000 words
Similar Standards: DB32/T 4484-2023   AQ 5213-2023   DB37/T 3964-2020   GB/T 36931-2018   DB37/T 3131-2018   DB37/T 3133-2018   DB37/T 3132-2018   DB37/T 3130-2018   AQ 3053-2015   DB31/T 812-2014   DB36/T 789-2014   AQ/T 3042-2013   GB/T 16163-2012   GB/T 16178-2011   AQ 5213-2011   GB 25115.3-2010   GB 25115.1-2010   GB 25115.4-2010   GB 25115.2-2010   GB 25115.6-2010  
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