Tenders for Supply of Hot Rolled Structural Steel Channels, 17 Hot Rolled Steel Channel Size Designation Mc-75 As Per Enclosed Technical Specification Hot Rolled Steel Channel Size Designation Mc-100 As Per Enclosed Technical Specification Hot Rolled Steel Channel Size Designation Mc-150 As Per Enclosed Technical Specification Hot Rolled Steel Channel Size Designation Mc-175 As Per Enclosed Technical Specification Hot Rolled Steel Channel Size Designation Mc-200 As Per Enclosed Technical Specification