Size Range :
Od 4MMTO100MM, Wt: 0.4mm Min
Trade Name : Svmc Admiral
Application : Heat exchangers, Refineries, Power
Plants, Desalination Plants, Shipbuilding & Ship
Repairs, Condensers, Ferrules, and Distillers
Characteristic
A Copper Zinc Alloy containing tin and small amount of
Arsenic that is added as an inhibitor against
dezincification pressure of Tin imparts to the alloy
good corrosion resistance in a moderately polluted river
water and clean sea water, either stagnant or slow
moving (up to about 2 meters/ sec.) and wrought form is
tube for heat exchanger equipment.
Guide to the selection of tube material:
Clear River, Lake or Canal Water:
A. Dissolved salts more than 2000 ppm.
B. Chloride less than 20 ppm.
C. H2S and Ammonia is less than 1 ppm.
D. Suspended solids less than 25 ppm.
E. For temperature more than 200 C and less than 450 C
TEST:
Drift test, Flattening test, M.N test, Hydraulic test,
Microstructure test & eddy current test as per
specification.
Chemical Composition Of Brass
|
ALLOY
|
STD APPLIED
|
ALLOY
DENOTATION
|
SYMBOL
|
CU
|
PB
|
FE
|
ZN
|
P
|
AL
|
SN
|
AS
|
TOTAL
IMPURITIES |
Svmc
Admiral
Brass |
BS |
2871 PART3
|
CZ- 111
|
70.0-73.0
|
0.07
|
0.06
|
REMAIN |
- |
- |
1.0-1.5
|
0.02-0.06
|
0.3 |
|
ASTM |
B - 111
|
C- 44300
|
70.0-73.0
|
0.07
|
0.06
|
REMAIN |
- |
- |
0.9-1.2
|
0.02-0.06
|
- |
|
DIN |
1785
|
CuZn 28 Sn 1
|
70.072.5
|
0.07
|
0.07
|
REMAIN |
0.01
|
- |
0.9-1.3
|
- |
0.1 |
|
NFA |
51-102 |
CuZn 29 Sn 1
|
70.0-73.0
|
0.07
|
0.06
|
REMAIN |
- |
- |
0.9-1.2
|
0.02-0.06
|
0.3 |
|
JIS |
H- 3300
|
C 4430
|
70.073.0
|
0.07
|
0.06
|
REMAIN |
- |
- |
0.9-1.2
|
0.02-0.06
|
- |
|
IS |
1545
|
CuZn29 Sn1
AS
|
70.0-73.0
|
0.07
|
0.06
|
REMAIN |
- |
- |
1.0-1.5
|
0.02-0.06
|
0.3 |
Physical Composition Of Brass
|
ALLOY |
STD
APPLIED |
SYMBOL |
CONDITION |
YIELD, STRENGTH N/mm2 |
TENSILE N/mm2
|
ELONGATION %
|
HARDNESS
HV 5 |
GRAIN
SIZE
Mm (75X) |
Svmc
Admiral Brass
|
BS
|
CZ- 111
|
M, TA, O
|
- |
- |
- |
150MIN,
80-105 , 75MAX.
|
0.05 MAX. |
ASTM
|
C- 44300
|
061
|
105
|
310 |
- |
- |
.010-.045 |
DIN
|
CuZn 28 Sn 1
|
F 36, F 32
|
140-220,
100-170
|
360MIN,
320MIN.
|
45MIN, 55MIN.
|
- |
- |
NFA
|
CuZn 29 Sn 1
|
|
- |
- |
- |
80-120
|
.010-.045 |
JIS
|
C 4430
|
O
|
- |
314 MIN.
|
30 MIN. |
- |
.010-.045 |
IS
|
CuZn29 Sn1 AS
|
O, TA, D
|
- |
375mpa Max,
340mpa Max ,385mpa Max
|
-
|
80 MAX,
80-105 130 MIN.
|
0 .010-.045 |
|
