TRIO STEEL IS A LEADING MANUFACTURER, SUPPLIER AND EXPORTER OF ASTM A671 Pipes in Iran.
We provide a complete and best quality range of ASTM A671 Pipes in Iran. ASTM A 671 Pipes are used in constructions, food industry, pharmaceutical industry, petrochemical industry, automotive industry, municipal and decorative purposes. Triosteel ensures that all ASTM A671 Pipes are individually covered so that the premium quality of materials is retained and there are no damages in the last stages of production.