23 rows · Metric Bolts: Head Marking Class and Material Nominal Size Range (mm) Mechanical Properties ; Proof Load (MPa) Min. Yield Strength (MPa) Min. Tensile Strength (MPa) Class 8.8...
Class 8.8 bolts see common use in a wide range of industries. Depending on size, they have a proof load of 580-600 MPa, minimum yield strength of 640-660 MPa, and a minimum tensile...
Jun 08, 2018 · However, as you can see in the following table, both tension and shear are higher in Grade 8 bolts over Grade 5 bolts; in fact over 21% higher in shear and 25% in tension. The same is...
15 rows · SAE Grade 8 Screws are marked on the top of their heads, the exceptions being small (under about 1/4"), slotted and recessed head fasteners where there is insufficient room for...
High tensile Grade 8 bolt capability in tension (failure) = 150,000 lbs / in2 x .03349 in2 = 5024 lbs minimum Grade 8 hex bolts have 6 marks on the head. tensile strength is 150,000 lbs per square...
Apr 01, 2019 · The first digit is the ultimate strength of the material and the second is the ratio of yield stress to ultimate strength. Grade 8.8 bolts have an ultimate strength of around 800...












