Specifications
Brass strips are produced according
to BS , JIS, DIN , ASTM , ISO
standards.
BRASS ALLOYS
|
Alloy |
Trade Name |
Standard Designation
(Alloy No) |
|
ISO |
ASTM |
DIN |
JIS |
BS |
|
95B |
Gilding Brass |
CUZN5 |
C21000 |
CUZN5 |
C2100 |
- |
|
90B |
Commercial Bronze
|
CUZN10 |
C22000 |
CUZN10 |
C2200 |
CZ101 |
|
85B |
Red Brass |
CUZN15 |
C23000 |
CUZN15 |
C2300 |
CZ102 |
|
80B |
Low Brass |
CUZN20 |
C24000 |
CUZN20 |
C2400 |
CZ103 |
|
72B |
Cartridge Brass
|
CUZN28 |
- |
CUZN28 |
- |
- |
|
70B |
CUZN30 |
C26000 |
CUZN30 |
C2600 |
CZ106 |
|
65B |
Yellow Brass |
- |
- |
- |
C2680 |
CZ107 |
|
63B |
CUZN37 |
- |
CUZN37 |
C2720 |
CZ108 |
|
60B |
Muntz Metal |
CUZN40 |
- |
CUZN40 |
C2801 |
- |
1.
Soft temper copper with 6 mm in
thickness is available. Also only
cold rolled temper is possible
2. Hot rolling grade with oxide
scale
NOTE 1 : Small crak edge may
occur when the width of sheet is 660
mm.
NOTE 2 : If the chosen width
is 660 mm, then the width Tol. Will
be + 5 mm
NOTE 3 : Width Tol.for 600
until 660 will be +1 mm
Mechanical Properties
|
Material |
Temper |
Tensile Strength
(N/mm2) |
Elongation
(min% ) |
Hardness
(HV) |
|
95 B |
Annealed O |
210 - 280 |
33 |
75 Max |
|
Half Hard HB |
250 - 320 |
18 |
70 - 100 |
|
Hard HD |
300 - min |
- |
90 Max |
|
90 B |
Annealed O |
230 - 290 |
35 |
70 Max |
|
Quarter Hard HA |
260 - 350 |
25 |
65 - 110 |
|
Half Hard HB |
290 - 370 |
20 |
80 - 120 |
|
Three Quarter Hard HC |
50 - 410 |
- |
110 - 140 |
|
Hard HD |
390 - Min |
- |
125 Max |
|
72 B, 70 B, 65 B 63 B |
Annealed O |
280 - 400 |
40 |
85 Max |
|
Quarter Hard HA |
330 - 420 |
35 |
80 - 125 |
|
Half Hard HB |
360 - 480 |
28 |
90 - 145 |
|
Three Quarter Hard HC |
380 - 480 |
- |
110 - 160 |
|
Hard HD |
420 - 560 |
- |
125 - 175 |
|
Extra Hard HE |
550 - Min |
- |
175 Min |
1.
Minimun Vickers Hardness of extra
hard (HE) temper for DLP and DHP
materials and Radiator strips will
be 100 HV.
NOTE : All values for
mechanical properties are valid for
sheet, strip and coils from 0.15 o
2.5 mm in thickness.
Manufacturing Range
|
Thickness |
Strip/Coils |
Temper |
|
Width (mm) |
|
>0.1 |
8 - 600 |
O, HA, HB, HD, HE
|
|
0.11 - 0.2 |
8 - 600 |
|
0.21 - 0.3 |
8 - 660 |
|
0.31 - 0.4 |
8 - 660 |
|
0.41 - 0.7 |
8 - 660 |
|
0.71 - 1.0 |
8 - 660 |
|
1.01 - 1.5 |
20 - 660 |
|
1.51 - 2.0 |
20 - 660 |
|
2.01 - 2.5 |
20 - 660 |
|
3.01 - 4.0 |
20 - 660 |
|
4.01 - 9.0 |
660 |
|
9.0 & UP |
660 |
1.
Width of only 10 mm, is also
possible, soft temper copper with 6
mm in thickness is avaliable.
2. Only cold rolled without
degreasing.
3. Hot rolling grode with oxide
scale.
Internal dia. of coils, depending on
thickness, will be 300/500 mm.
NOTE 1 : Small crack edge may
occur when the width of strip is 660
mm.
NOTE 2 : If the chosen width
is 660 mm, then the width Tol . will
be 5 mm.
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