MS Hex Bolts Grade 4.6 These bolts are made of mild steel (MS) and have a grade of 4.6 They conform to the Indian Standard (IS) specifications, specifically IS 1364-1 and IS 1364-2. The grade 4.6 indicates that these bolts have a minimum tensile strength of 400 MPa and a minimum yield strength of 240 MPa MS hex bolts are commonly used in various applications due to their durability and cost-effectiveness. IS 1364-1 and IS 1364-2 IS 1364-1 specifies the characteristics of hexagon head bolts with thread sizes ranging from M1.6 to M64 of product grades A and B IS 1364-2 covers hexagon head screws and nuts of product grades A and B These standards provide guidelines for dimensions, tolerances, and mechanical properties of fasteners made of carbon steel and alloy steel. Saffron Fasteners Private Limited Located in Ahmedabad, Gujarat, India, Saffron Fasteners Private Limited manufactures various MS fasteners, including hex bolts, hex nuts, plain washers, foundation bolts, and threaded rods/bar. in-house manufacturing facility ensures quality control and timely production. Remember that MS hex bolts with a grade of 4.6 are reliable and widely used in construction, automotive, and industrial applications. If you have any specific requirements or need further details, feel free to ask