H62 H65 H68 H70 Kumukuai o ke Kookoo keleawe

H62 H65 H68 H70 Kumukuai o ke Kookoo keleawe

 

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

Ka manawa hoʻouna: Oct-28-2020