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12# mine i beam - zxsteel group

12# mine i beam: mine i beam is commonly referred to mine steel, it is a type of mine steel, mainly used for the support of mine tunnel, flange width, height and thickness. 1, standard: YB/T24-1986/2 2, size specification: Type: 12# Heigh: 120±2.0 Leg width: 95?2.0 Web ...

Henan zongxiang heavy industry import and export co. LTD.    [Minerals & Metallurgy]   [Steel I-Beams]   [2018-06-13 08:18:10 ]