Romania Import Export Tender and Transport Opportunities

could you help me find a steel pipe exporter or producer? i will need steel pipe 100x40x5

Please offer price, delivery time for

Building inside should be meet foods degree, dimension 9mx30.8mx7.6m (two floors), here attached layouts of two floors. As well most important needs to be good isolation wall panel sandwich 150mm thickness as in winter time very cold mostly degrees minus.

searching for some steels

I want to buy concrete steel from Turkey