鋁及其合金的優(yōu)良特點(diǎn)是其外觀好、質(zhì)輕,可機(jī)加工性、物理和力學(xué)性能好,以及抗腐蝕性好,從而使鋁及鋁合金在很多應(yīng)用領(lǐng)域中被認(rèn)為最為經(jīng)濟(jì)實(shí)用。 鋁的密度只有
組別 |
牌號(hào) |
化學(xué)成分 |
鎳黃銅 |
HNI65-5 |
CU64.0-67.0,FE≤0.15,PB≤0.03,NI5.0-6.5,ZN余量,雜質(zhì)總和≤0.3 |
HNI56-3 |
CU54.0-58.0,FE0.15-0.5,PB≤0.2,NI2.0-3.0,AL0.3-0.5,ZN余量,雜質(zhì)總和≤0.6 |
|
鉛黃銅 |
HPB89-2 |
CU87.5-90.5,FE≤0.10,PB1.3-2.5,NI≤0.7,ZN余量 |
HPB66-0.5 |
CU65.0-68.0,FE≤0.07,PB0.25-0.7,ZN余量 |
|
HPB63-3 |
CU62.0-65.0,PB2.4-3.0,NI≤0.5,FE≤0.10,ZN余量,雜志總和≤0.75 |
|
HPB63-0.1 |
CU61.5-63.5,PB0.05-0.3,NI≤0.5,FE≤0.15,ZN余量,雜志總和≤0.5 |
|
HPB62-0.8 |
CU60.3-63.0,PB0.5-1.2,NI≤0.5,FE≤0.2,ZN余量,雜志總和≤0.75 |
|
HPB62-3 |
CU60.0-63.0,FE≤0.35,PB2.5-3.7,ZN余量 |
|
HPB62-2 |
CU60.0-63.0,FE≤0.15,PB1.5-2.5,ZN余量 |
|
HPB61-1 |
CU58.0-62.0,FE≤0.15,PB0.6-1.0,ZN余量 |
|
HPB60-2 |
CU58.0-61.0,FE≤0.30,PB1.5-2.5,ZN余量 |
|
HPB59-3 |
CU57.5-59.5,FE≤0.50,PB2.0-3.0,NI≤0.5,ZN余量,雜質(zhì)總和≤1.2 |
|
HPB59-1 |
CU57.0-60.0,PB0.8-1.9,NI≤1.0,FE≤0.5,ZN余量,雜質(zhì)總和≤1.0 |
|
錫黃銅 |
HSN90-1 |
CU88.0-91.0,SN0.25-0.75,FE≤0.10,PB≤0.03,NI≤0.5,ZN余量,雜質(zhì)總和≤0.2 |
HSN70-1 |
CU69.0-71.0,FE≤0.10,PB≤0.05,SN0.8-1.3,AS0.03-0.06,NI≤0.5,ZN余量,雜質(zhì)總和≤0.3 |
|
HSN62-1 |
CU61.0-63.0,SN0.7-1.1,FE≤0.10,PB≤0.10,NI≤0.5,ZN余量,雜質(zhì)總和≤0.3 |
|
HSN60-1 |
CU59.0-61.0,SN1.0-1.5,FE≤0.10,PB≤0.30,NI≤0.5,ZN余量,雜質(zhì)總和≤1.0 |