Introduction to the manufacture of steel construction materials, various steel profiles in trade, allowable stresses. Connection planning in steel construction includes bolted connections, rivets and welds. Then the cross-sectional analysis includes tensile members, compression members (columns), beams, beams and columns. The application is planning steel construction buildings (industrial buildings). Learning is carried out by applying a constructivist approach. Evaluation uses an exercise in making an assessment rubric for each student in discussion and reflection activities.