Number/货号

S1*S2
mm

Be-Cu/铍青铜
g

Al-Cu/铝青铜
g

144

5.5*7,6*7,8*10,9*11,10*12,
12*14,14*17,17*19,19*22,
22*24,24*27,27*30,30*32

3610

3295