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CuZn33 H68 brass bar
CuZn33 H68 brass bar
CuZn33 H68 brass bar
CuZn33 H68 brass bar
CuZn33 H68 brass bar
CuZn33 H68 brass bar
CuZn33 H68 brass bar
CuZn33 H68 brass bar
CuZn33 H68 brass bar
CuZn33 H68 brass bar

CuZn33 H68 brass bar

  • Introduction
Introduction
Grade Major Composition% Density(g/cm³) Modulus of elasticity(GPa) Thermal expansion coefficient(×10-6/K) Electrical conductivity(%IACS) Thermal conductivity(W/(m`K))
Cu Cu+Zn
H68 67.0-70.0 ≥99.7 8.53 105 20 26 123
Mechanical properties
Grade Temper Tensile StrengthRm/Mpa Elongation% Hardness
GB JIS ASTM EN GB JIS ASTM EN GB JIS ASTM EN GB JIS ASTM EN GB(HV) JIS(HV) ASTM(HR)Superficial 30T EN(HV)
H68 CuZn33 O60 - - R280 ≥290 - - 280-360 ≥40 - - ≥40 ≤90 - - 55-90
H01 - - R350 325-410 - - 350-430 ≥35 - - ≥23 85-115 - - 95-125
H02 - - - 355-460 - - - ≥25 - - - 100-130 - - -
H04 - - R420 410-540 - - 420-500 ≥13 - - ≥6 120-160 - - 125-155
H06 - - R500 520-620 - - ≥500 ≥4 - - - 150-190 - - ≥155
H08 - - ≥570 - - - - - - ≥180 - -

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