文件名称
大小更新日期
[国外标准] EN 131-4-2007 Ladders - Part 4 Single or multiple hinge-joint ladders
1.05 MB2020-11-30
[国外标准] EN 131-1-2007 Ladders - Part 1 Terms, types, functional sizes prEN 131-22006(draft) Ladders - P
1.41 MB2020-11-30
[国外标准] BS 5395-3-1985 Stairs, ladders and walkways-Part 3-Code of practice for design of industrial type st
718.25 KB2020-11-27
[国外标准] BS 5395-2000 Stairs, ladders and walkways. Code of practice for the design, construction and mainten
7.08 MB2020-11-27
[国外标准] BS 5395-2-1984 Stairs, ladders and walkways. Code of practice for the design of helical and spiral s
989.12 KB2020-11-27
[国外标准] BS 5395-1-2000 Stairs, ladders and walkways. Code of practice for the design, construction and maint
474.2 KB2020-11-28
[国外标准] BS 5395-1-1977 Stairs, ladders and walkways — Part 1 Code of practice for the design of straight sta
1.22 MB2020-11-27
[国外标准] BS 4211-1994 Ladders for permanent access to chimneys, other high structures, silos and bins
549.32 KB2020-11-27
124.39 KB2020-11-24
126.92 KB2020-11-24
180.01 KB2020-11-24
93.81 KB2020-11-24
119.25 KB2020-11-24