|
常用齿轮铜合金的力学性能 |
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|
序号 |
合金牌号 |
状态 |
力学性能,不低于 |
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|
抗拉强度 σb/MPa |
屈服强度 σ0.2/MPa |
伸长率/% |
冲击韧度 ak/J·cm-2 |
HBS |
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|
δ5 |
δ10 |
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|
1 |
HAl60-1-1 |
软态① |
440 |
— |
— |
18 |
— |
95 |
|
硬态② |
735 |
— |
— |
8 |
— |
180 |
||
|
2 |
HAl66-6-3-2 |
软态 |
>35 |
— |
— |
7 |
— |
— |
|
硬态 |
— |
— |
— |
— |
— |
— |
||
|
3 |
ZCuZn25Al6Fe3Mn3 |
S③ |
725 |
380 |
10 |
— |
— |
160 |
|
J④ |
740 |
400 |
7 |
— |
— |
170 |
||
|
4 |
ZCuZn40Pb2 |
S |
220 |
— |
15 |
— |
— |
80 |
|
J |
280 |
120 |
20 |
— |
— |
90 |
||
|
5 |
ZCuZn38Mn2Pb2 |
S |
245 |
— |
10 |
— |
— |
70 |
|
J |
345 |
— |
18 |
— |
— |
80 |
||
|
6 |
QSn6.5-0.1 |
软态 |
343~441 |
196~245 |
60~70 |
— |
— |
70~90 |
|
硬态 |
686~784 |
578~637 |
7.5~1.2 |
— |
— |
160~200 |
||
|
7 |
QSn7-0.2 |
软态 |
353 |
225 |
64 |
55 |
174 |
≥70 |
|
硬态 |
— |
— |
— |
— |
— |
— |
||
|
8 |
ZCuSn5Pb5Zn5 |
S |
200 |
90 |
13 |
— |
— |
60 |
|
J |
200 |
90 |
13 |
— |
— |
60 |
||
|
9 |
ZCuSn10P1 |
S |
200 |
130 |
3 |
— |
— |
80 |
|
J |
310 |
170 |
2 |
— |
— |
90 |
||
|
10 |
ZCuSn10Zn2 |
S |
240 |
120 |
12 |
— |
— |
70 |
|
J |
245 |
140 |
6 |
— |
— |
80 |
||
|
11 |
QAl5 |
软态 |
372 |
157 |
65 |
— |
108 |
60 |
|
硬态 |
735 |
529 |
5 |
— |
— |
200 |
||
|
12 |
QAl7 |
软态 |
461 |
245 |
70 |
— |
147 |
70 |
|
硬态 |
960 |
— |
3 |
— |
— |
154 |
||
|
13 |
QAl9-4 |
软态 |
490~588 |
196 |
40 |
12~15 |
59~69 |
110~190 |
|
硬态 |
784~980 |
343 |
5 |
— |
— |
160~200 |
||
|
14 |
QAl10-3-1.5 |
软态 |
590~610 |
206 |
9~13 |
8~12 |
59~78 |
130~190 |
|
硬态 |
686~882 |
— |
9~12 |
— |
— |
160~200 |
||
|
15 |
QAl10-4-4 |
软态 |
590~690 |
323 |
5~6 |
4~5 |
29~39 |
170~240 |
|
硬态 |
880~1078 |
539~588 |
— |
— |
— |
180~240 |
||
|
16 |
ZCuAl9Mn2 |
S |
390 |
— |
20 |
— |
— |
85 |
|
J |
440 |
— |
20 |
— |
— |
95 |
||
|
17 |
ZCuAl10Fe3 |
S |
490 |
180 |
13 |
— |
— |
100 |
|
J |
540 |
200 |
15 |
— |
— |
110 |
||
|
18 |
ZCuAl10FeMn2 |
S |
490 |
— |
15 |
— |
— |
110 |
|
J |
540 |
— |
20 |
— |
— |
120 |
||
|
19 |
ZCuAl8Mn13Fe3Ni2 |
S |
645 |
280 |
20 |
— |
— |
160 |
|
J |
670 |
310 |
18 |
— |
— |
170 |
||
|
20 |
ZCuAl9Fe4Ni4Mn2 |
S |
630 |
250 |
16 |
— |
— |
160 |
|
① 软态为退火态。② 硬态为压力加工态。③ S—砂型铸造。④ J—金属型铸造。 |
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