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The A307 Hexagonal Bolts specification covers carbon steel bolts and studs ranging from 1/4″ through 4″ diameter. This is your everyday, run of the mill bolt specification often manufactured using A36 round bar. There are three grades A, B, and C* which denote tensile strength, configuration, and application. Refer to the Mechanical Properties Chart for the subtle strength differences within each grade.
SIZES
1/4″ |
5/16″ |
3/8″ |
7/16″ |
1/2″ |
5/8″ |
3/4″ |
9/16″ |