Are Standard ISO 9001 certified. We are pioneers in the boron micro-alloyed steel products manufacture, we produce homogeneous and uniform quality elements with a 48-53 HRC hardness, and a high boron´s content (0,004%), which ensures flexibility and toughness, characteristics necessary to absorb impacts without causing cracks, and to resist the more abrasive soil conditions. 

Features: boron Steel. Hardness: 48-53 HRC, boron´s content 0.004%