Could I help you?
Sale! View larger

DIN 21531-1:1990-07

New product

DIN 21531-1:1990-07

Arch supports; arches B 5,4 to B 20,2

More details

$15.12

-55%

$33.60

More info

This standard applies to multi-section support arches for mining and tunneling, made from mining GI-profiles as per DIN 21541 for useful cross-sections rainging from 5.4 m2 to 20.2 m2 (cross-sectional size B 5.4 to B 20.2). Dimensions, designations, and materials are specified.

Author DIN
Editor DIN
Document type Standard
Format File
ICS 73.100.10 : Tunnelling and tubing equipment
Number of pages 3
Replace DIN 21531-1 (1968-04)
Year 1990
Document history DIN 21531-1 (1990-07)
Country Germany
Keyword DIN 21531;21531