規(guī)格(specifications) 5xxx系模具板
表面狀況和平直度(surface condition & roughness)
雙面機械加工級(machined 2 sides (25 rms))
鋸切精度(+3.175mm/-0)(sawed surface +3.175mm/-0)
厚度(gauges):101mm—584mm 誤差(tolerance)+3.175mm/-0
寬度(width)當厚度為101mm---584mm時,上限1651mm
當厚度為101mm---534mm時,上限1880
誤差(tolerance)+6.35mm/-0
長度(lengths)上限4318mm 誤差(tolerance)+6.35mm/-0
邊(edges)切除
性能(typical properties)
抗拉強度(tensile strength)282mpa
屈服強度(yield strength)124mpa
伸長率 (51mm)(elongation in 51mm)15%
硬度(hardness)70hb
密度(density)2660 kg/m^3
比熱容(thermal)
體積導電率(electical conductivity)35% iacs
彈性模量(modulus of elasticity)70000mpa
熱膨脹系數(shù)(coefficient of thermal expansion)
20-100℃ 33.3×10^-5
101-200℃34.0×10^-5
化學成分(typical chemistry)
合金alloy si fe cu mn mg cr ni zn al
5xxx 0.10 0.25 0.05 0.50 4.5 0.01 0.01 0.20 余量
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