Steel Bolts - ASTM Grades

A reference tool for ASTM grade specifications and properties of steel bolts

ASTM Grade	Tensile Strength (ksi)	Yield Strength (ksi)	Elongation (%)	Hardness (Rc)
Grade 2	60-100	36	25	B95-B110
Grade 5	120-150	85	16	C19-C32
Grade 8	150-190	130	12	C33-C38
Grade 8.1	150-180	130	14	C25-C34
Grade 8.2	180-210	150	10	C35-C40