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25/30494266 DC | 27 Jun 2025 | BSI Knowledge
Standard
25/30494266 DC
BS ISO 657-1 Hot-rolled steel sections - Dimensions, sectional properties and tolerances - Part 1: Angles, channels and beams
Current
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Published:
27 Jun 2025
Overview
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References
History
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Product Details
Descriptors
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ICS Codes
77.140.70 Steel profiles
Committee
ISE/103
International relationships
Identical to:
ISO 657-1
ISBN
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Publisher
BSI