Astech Tube is leading DIN 976 Bolts Manufacturer provides an extensive range of high-strength fasteners, including Grade 8.8 and 10.9 bolt and DIN 976 stud bolts. Our Grade 8.8 bolts are manufactured from medium carbon steel which is quenched and tempered, offering tensile strength of 800 MPa and yield strength of 640 MPa. Grade 10.9 bolts are made up of alloy steel with good tensile strength of 1,040 MPa and yield strength of 940 MPa. These bolts are high stress resistant bolts and are suitable for demanding applications. Our stud bolt din 976 1 meets international standards for dimensions and mechanical properties.