H62 H65 H68 H70 Te Utu Paara Parahi Whakakohia

H62 H65 H68 H70 Te Utu Parahi Porowhita Orohia

 

GB ISO ASTM JIS
H59 CuZn40 C28000 C2800
H62 CuZn40 C27400 C2740
H63 CuZn37 C27200 C2700
H65 CuZn35 C26800 C2680
H68 CuZn30 C26000 C2600
H70 CuZn30 C26000 C2600
H80 CuZn20 C24000 C2400
H85 CuZn15 C23000 C2300
H90 CuZn10 C22000 C2200
H95 CuZn5 C21000 C2100

 

 

GB Hanga matū/%
Cu Fe Pb Zn
H59 57.0-60.0 0.3 0.5 taurite
H62 60.5-63.5 0.15 0.08 taurite
H63 62.0-65.0 0.15 0.08 taurite
H65 63.0-68.5 0.07 0.09 taurite
H68 67.0-70.0 0.1 0.03 taurite
H70 68.5-71.5 0.1 0.03 taurite
H80 78.5-81.5 0.05 0.05 taurite
H85 84.0-86.0 0.05 0.05 taurite
H90 88.0-91.0 0.05 0.05 taurite
H95 94.0-96.0 0.05 0.05 taurite

Wā tuku: Oketopa-28-2020