Straight Pipes And Tubes :
Size: 2 mm OD to 250 mm OD
Length: Up to 10 mtr or as required
Thickness: 0.30 mm to 20 mm
Temper: O/HH/H
Tubes for Plumbing And Sizes Medical Gases:
Size: 6 mm OD to 159 mm OD
Length: 10 Feet or as required
Thickness: 0.5 mm to 2.5 mm as per Table X, Table Y, Table Z
Temper: H/HH
Applications :
Our copper and CuproNickel tubes are used largely in HVAC, Refrigeration, automotive, plumbing and oil and gas industry.
Tecchnical Specifications : Copper Tubes
|
Standard
|
JIS H3300
|
ASTM B-68
|
BS 2871 PART 3
|
DIN 1785
|
IS 2501
|
BS 2871 PART 2
|
IS 2501
|
|
Symbol
|
C12200
|
C12200
|
C 106
|
SfCu 25
|
DHPIS191 PART VIII
|
C101
|
ETP COPPER
|
|
Cu
|
99.9 Min
|
99.9 Min
|
99.85 Min
|
99.9 Min
|
99.8 Min
|
99.90** Min
|
99.90** Min
|
|
Sn
|
-
|
-
|
0.01 Max
|
-
|
0.01
|
-
|
-
|
|
Pb
|
-
|
-
|
0.01 Max
|
-
|
0.01
|
0.005
|
0.005
|
|
Ni
|
-
|
-
|
0.10 Max
|
0.01 Max
|
0.10 Max
|
-
|
-
|
|
Fe
|
-
|
-
|
0.03 Max
|
-
|
0.03
|
-
|
-
|
|
As
|
-
|
0.01- Max
|
0.05 Max
|
-
|
0.05
|
-
|
-
|
|
P
|
0.015-0.040
|
0.015-.040
|
0.013-.050
|
.015-.040
|
0.015-0.10
|
-
|
-
|
|
Total Impurites Max.
|
-
|
-
|
0.06*
|
-
|
0.06
|
0.03*
|
0.03*
|
|
Condition
|
O 1/2H H
|
050 - 060
|
M1/2H O
|
F 25
|
0,1/21-1,HD
|
OM
|
0,1/2H,HD
|
|
Yield Strength N/mm2
|
-
|
-
|
-
|
150-240
|
-
|
-
|
-
|
|
Tensile
N/mm2
|
205 Min 245-325 315Max.
|
-
|
-
|
250 Min
|
205Min 235Min 235Min 280Min
|
200 - 250 Min. 270 Min.
|
205Min 235Min 265Min 280Min
|
|
Elongation %
|
40% Min.
|
-
|
-
|
30% Min.
|
25%
|
40% Min.
|
25% Min
|
|
Hardness HV 5
|
-
|
-
|
105 Min 80-100 60 Max
|
-
|
-
|
100 Max 60 Max
|
40% Min 25% Min
|
|
Grain Size Mm (75X)
|
0.25-0.06-
|
0.015- 0040 0.040 Min
|
0.05 Max
|
-
|
-
|
-
|
-
|
Physical Properties Of Copper & Copper Based Alloy
|
Density z Gms/Cm
|
Melting Point
|
Coefficient of thermal expansion (20-300 °C) X 10
|
Specific heat (at 20 ”C) Cal/gm/
|
Thermal Conductivity (at 20 ”C Cal) CM/Sec/
|
Electrical Conductivity at 20 ”C%IACS
|
|
Solidus Temp. °C
|
Liquidus Temp. °C
|
|
Electrolytic Cu (ETP)
|
8.89-8.9
|
1069
|
1083
|
17.7
|
0.092
|
0.934
|
101%
|
|
DHPCu
|
8.94
|
1065
|
1083
|
177.7
|
0.092
|
70-87
|
70-80
|
|
DPACu
|
8.94
|
1065
|
1082
|
18.0
|
0.092
|
35-45
|
35-45
|
|
Tellurium Cu (0.5 Tel)
|
8.94
|
1050
|
1080
|
17.8
|
0.092z
|
0.88
|
95%
|
|
70/30 Cartridge Brass
|
8.53
|
915
|
955
|
19.9
|
0.090
|
0.29
|
28%
|
|
Admiralty Brass
|
8.53
|
900
|
935
|
20.2
|
20.2
|
0.090
|
0.26 25%
|
|
Aluminium Brass
|
8.33
|
930
|
970
|
18.5
|
0.090
|
0.24
|
23%
|
|
70/30 Cu. Ni.
|
8.94
|
1100
|
1150
|
17.1
|
0.090
|
0.11
|
9%
|
|
90/10 Cu. Ni.
|
8.94
|
1170
|
1240
|
16.2
|
0.090
|
0.07
|
4.6%
|
Weight Calculating Formula
D = Outside diameter
t = Wall Thickness
|
Tubes
|
Kgs. Per foot (TUBES) (D & t in inches)
|
Kgs. per meter (TUBES) (D & t in mm)
|
|
Copper Tubes/Cu. Ni. Tubes
|
(D-t) x t x 5.529
|
(D-t) x t x 0.0281
|
Tolerances On Wall Thickness
|
Specified
Wall
Thickness
|
Tolerances on Specified Wall Thickness (Plus and Minus)
|
Maximum
Wall
Thickness at any point
|
Minimum
Wall
Thickness at any point
|
|
(1)MM
|
(2)MM
|
(3)MM
|
(4)MM
|
|
0.5
|
0.05
|
0.58
|
0.43
|
|
0.6
|
0.07
|
0.71
|
0.51
|
|
0.8
|
0.07
|
0.91
|
0.71
|
|
1.0
|
0.10
|
1.16
|
0.86
|
|
1.2
|
0.10
|
1.37
|
1.06
|
|
1.5
|
0.12
|
1.70
|
1.35
|
|
2.0
|
0.15
|
2.23
|
1.82
|
|
2.5
|
0.16
|
2.70
|
2.2
|
|
3
|
0.20
|
3.25
|
2.64
|
|
4
|
0.25
|
4.47
|
3.66
|
|
5
|
0.31
|
5.5
|
4.6
|
|
6
|
0.36
|
6.50
|
5.50
|
|
8
|
0.39
|
8.50
|
7.50
|
|
10
|
0.50
|
11.00
|
9.30
|
|
12
|
0.60
|
13.00
|
11.00
|
|
16
|
0.80
|
17.00
|
15.00
|
|
20
|
1.00
|
21.00
|
19.00
|
Weight Calculating Formula
| Tolerance |
|
Outer Diameter Specification
|
Normal
|
Reduced
|
|
mm
|
mm
|
mm
|
|
|
+
|
+
|
|
-
|
-
|
-
|
|
Up to 10
|
0.08
|
0.045
|
|
Over 10 to 18
|
0.10
|
0.045
|
|
Over 18 to 32
|
0.12
|
0.055
|
|
Over 32 to 50
|
0.15
|
0.070
|
|
Over 50 to 80
|
0.20
|
-
|
|
Over 80 to 125
|
0.25
|
-
|
|
Over 125 to 200
|
0.50
|
-
|
|
Over 200 to 250
|
0.80
|
-
|
|
Over 250 to 315
|
1.00
|
-
|
