BS 227:1970
Withdrawn
Date published:
Specification for H-section steel arches for use in mines
Materials, physical properties of sections; identification marking of arches; 2- and 3-piece straight-legged and splay-legged arch shapes; joints, fish plates, bolts; preferred arch sizes; mass, dimensions of standard sections.
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73.020 Mining and quarrying
77.140.70 Steel profiles
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BS 227:1970
Get this standard
Prices exclude GST
PDF
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