Beryllium Bronze Plate
Specification£º
0.5¡«1.0¡Á 200¡Á1000
1.1¡« 3.0 ¡Á200¡Á1000
3.0 ¡« 20¡Á200¡Á500¡«1000
21¡«160¡Á200¡«300¡Á300¡« 800

Chemical composition £º

Chemical composition £º Be 1.8-2.0%
Ni+Co 0.2% Min
Ni+Co 0+Fe 0.6% Max
Others 0.5% Max
Cu+Ag Balance
 (Beryllium 1.8~2¡£0%£©
(Nickel+Cobalt ¡Ý0.2%£©
(Nickel+Cobalt+iron¡Ü0.6%£©
(Other impurity ¡Ü0.5%£©
(Surplus Copper)


Alloy
Hardness
Heat treatment
Thickness
Pull intensity
End intensity
Extent rate
Electric rate

25

C17200

andm25

C17300
A(TB00)
all sizes
42-60
14-25
20-60
15-19
H(TD04)
9.5 Above
63-92
52-74
8-30
15-19
9.5-25.4
63-88
52-74
8-30
15-19
25.4-51
59-85
52-74
8-20
15-19
51-76
59-85
52-74
8-20
15-19
AT(TF00)

3hr

315-330
all sizes
116-141
91-124
3-10
22-28
HT(TH04)

 

2-3hr

315-330
9.5 Above
130-159
112-141
2-9
22-28

165

C17000
9.5-25.4
126-155
108-138
2-9
22-28
25.4-51
123-152
105-134
4-9
22-28
51-76
123-152
101-131
4-9
22-28
A(TB00)

 
all sizes
42-60
14-25
20-60
15-19
H(TD04)
9.5 Below
63-82
52-74
8-30
15-19
9.5-25.4
63-88
52-74
8-30
15-19
25.4-51
59-85
52-74
8-20
15-19
51-76
59-85
52-74
8-20
15-19
AT(TF00)
2-3hr315-

330
all sizes
105-134
87-109
3-10
22-28
HT(TH04)

2-3hr315-330
9.5 Below
119-148
101-131
2-5
22-28
9.5-25.4
119-148
101-131
2-5
22-28
25.4-51
116-141
98-127
2-5
22-28
51-76
116-141
94-124
2-6
22-28

3C17510

and10

C17500
A(TB00)
all sizes
24-39
7-22
20-35
20-30
H(TD04)
76 Below
45-57
35-53
10-15
20-30
AT(TF00)
3hr480
all sizes
70-92
56-71
10-25
45-60
HT(TH04)
2hr480
76 Below
77-99
66-88
5-25

48-60

tolerance: (mm)

Product
  thickness
min max
standard tolerance
Hard drawn
3.8 - 12
0.05
Round bar
12 - 25
0.08
Diameter
25 - 50
0.10
50 - 75
0.2% of size
Hard drawn
3.8 - 12
0.08
Six-horn bar
12 - 25
0.10
Diagonal length
25 - 50
0.13
50 - 75
0.2% of size
Extrude
20 - 30
0.50
Round bar
30 - 38
0.75
Diagonal length
38 - 150
1.50
 


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