9# Coal Mine I Steel

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9#Coal Mine I Steel Introduction

9# Coal Mine I Steel material is 20mnk and q235. Often sell 9# 11#Coal Mine I Steel  12#Coal Mine I Steel

Length : 9m, 10m, 11m. such as : 11#Coal Mine I Steel 9m/pcs, one unit18pcs,3.9t/unit as per ton lower variation 5 points.

9#Coal Mine I Steel Parameter

Coal Mine I Steel Model	9#Coal Mine I Steel
High(h)	90+2.0mm
Leg width(b)	76+2.0mm
Waist thickness（d）	8+0.6mm
Theoretical weight	17.69kg