400 Nickel Sheet Brinell Hardness 110 Fabrication Hot Rolled Heat Treatable No Heat Treatment Annealed Length Tolerance -0.125/+0.125 in Nickel 400 Mechanical Finish Mill 24 in Overall Length 12 in Overall Width B60 Shape Sheet Straightness Tolerance Not Rated System of Measurement Inch 1 in Thickness Thickness Tolerance -0.070/+0.070 in Width Tolerance -0.125/+0.125 in Yield Strength 28 000 psi