Our products have been exported to many countries all over the world.

mining I-beam

Specification: 9#, 10#, 11#

Material:20Cr-40Cr,20Mn-65Mn,15CrMo-42CrMo,20Mn2-40Mn2,20CrNiMoA-40CrNiMoA

,38CrSi,30CrMnSi

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Ellan Sun