Copper fasteners, including Copper Hex Bolts, 110 Copper Threaded Rods, and Copper Machine and Carriage Bolts, are known for their exceptional conductivity to both heat and electricity. This makes them an ideal choice for use in electronics and electrical applications. Additionally, 110 Copper Threaded Rods exhibit good bacteriostatic properties, making copper fasteners a hygienic option for industries such as pharmaceuticals and food and beverage processing.
Furthermore, Copper Bolts, Nuts, and Washers are ductile, malleable, and fully recyclable. Even defective fasteners can be remelted and repurposed, adding to their sustainability. These qualities make copper fasteners a preferred choice for applications requiring reliability, durability, and environmental friendliness.
For high-quality, competitively priced copper fasteners, Repute Steel & Engineering Company is one of the most trusted suppliers, offering a wide range of products, including Copper Hex Bolts and Nuts, Copper Threaded Rods, and more.
Size | Length | Dia | Price (₹) |
---|---|---|---|
1/2 | 3/4 | 1" | ₹270.00 |
1 1/4" | 1 1/2" | 2" | ₹342.75 |
2 1/2" | 3" | 4" | ₹372.75 |
3/16 | ₹490.50 | ₹516.75 | ₹636.00 |
Dia | Length | Size | Price (₹) |
---|---|---|---|
M-5 | 10" | 12" | ₹247.50 |
M-6 | 15" | 20" | ₹357.00 |
M-8 | 25" | 30" | ₹820.50 |
M-10 | 35" | 40" | ₹1896.00 |
M-12 | 45" | 50" | ₹2703.75 |
M-16 | 60" | 75" | ₹6482.25 |
NOMINAL SIZE (D)
|
BODY DIAMETER
|
HEAD THICKNEASTM
|
ACROASTM THE FLATS
|
ACROASTM CORNERS
|
||||
---|---|---|---|---|---|---|---|---|
D (MAX)
|
D (MIN)
|
H (MAX)
|
H (MIN)
|
F (MAX)
|
F (MIN)
|
C (MAX)
|
C (MIN)
|
|
m10
|
10.00
|
9.78
|
6.63
|
6.17
|
17.00
|
15.73
|
18.48
|
17.77
|
m12
|
12.00
|
11.73
|
7.76
|
4.24
|
19.00
|
17.73
|
20.78
|
20.03
|
m14
|
14.00
|
13.73
|
9.09
|
8.51
|
22.00
|
20.67
|
24.25
|
23.35
|
m16
|
16.00
|
15.73
|
10.32
|
9.68
|
24.00
|
23.67
|
27.71
|
26.75
|
m20
|
20.00
|
19.67
|
12.88
|
12.12
|
30.00
|
29.16
|
34.64
|
32.95
|
m24
|
24.00
|
23.67
|
15.44
|
14.56
|
36.00
|
35.00
|
41.57
|
39.55
|
m30
|
30.00
|
29.67
|
19.48
|
17.92
|
46.00
|
45.00
|
53.12
|
50.85
|
m36
|
36.00
|
35.61
|
23.38
|
21.63
|
55.00
|
53.80
|
63.51
|
60.79
|
m42
|
42.00
|
41.38
|
26.97
|
25.03
|
65.00
|
62.90
|
75.06
|
71.71
|
m48
|
48.00
|
47.38
|
31.07
|
28.93
|
75.00
|
72.60
|
86.60
|
82.76
|
m56
|
56.00
|
55.26
|
36.2
|
33.80
|
85.00
|
82.20
|
98.15
|
93.71
|
m64
|
64.00
|
63.26
|
41.32
|
38.68
|
95.00
|
91.80
|
109.70
|
104.65
|
m72
|
72.00
|
71.26
|
46.45
|
43.55
|
105.00
|
101.40
|
121.24
|
115.60
|
m80
|
80.00
|
79.26
|
51.58
|
48.42
|
115.00
|
111.00
|
132.72
|
126.54
|
m90
|
90.00
|
89.13
|
57.74
|
54.26
|
130.00
|
125.50
|
150.11
|
143.07
|
m100
|
90.00
|
99.13
|
63.9
|
60.10
|
145.00
|
Nominal Size or Basic Major Thread
Diameter
|
F
|
G
|
H
|
||||||
Width
Across Flats |
Width
Across Corners |
Thickness
|
|||||||
Basic
|
Max
|
Min
|
Max
|
Min
|
Basic
|
Max
|
Min
|
||
1/4
|
.2500
|
7/16
|
.438
|
.428
|
.505
|
.488
|
7/32
|
.226
|
.212
|
5/16
|
.3125
|
1/2
|
.500
|
.489
|
.577
|
.557
|
17/64
|
.273
|
.258
|
3/8
|
.3750
|
9/16
|
.562
|
.551
|
.650
|
.628
|
21/64
|
.337
|
.479
|
7/16
|
.4375
|
11/16
|
.688
|
.675
|
.794
|
.768
|
3/8
|
.385
|
.365
|
1/2
|
.5000
|
3/4
|
.750
|
.736
|
.866
|
.840
|
7/16
|
.448
|
.427
|
9/16
|
.5625
|
7/8
|
.875
|
.861
|
1.010
|
.982
|
31/64
|
.496
|
.473
|
5/8
|
.6250
|
15/16
|
.938
|
.922
|
1.083
|
1.051
|
35/64
|
.559
|
.535
|
3/4
|
.7500
|
1-1/8
|
1.125
|
1.088
|
1.299
|
1.240
|
41/64
|
.665
|
.617
|
7/8
|
.8750
|
1-5/16
|
1.312
|
1.269
|
1.516
|
1.447
|
3/4
|
.776
|
.724
|
1
|
1.0000
|
1-1/2
|
1.500
|
1.450
|
1.732
|
1.653
|
55/64
|
.887
|
.831
|
1-1/8
|
1.1250
|
1-11/16
|
1.688
|
1.631
|
1.949
|
1.859
|
31/32
|
.999
|
.939
|
1-3/8
|
1.3750
|
2-1/16
|
2.062
|
1.994
|
2.382
|
2.273
|
1-11/64
|
1.206
|
1.138
|
1-1/2
|
1.500
|
2-1/4
|
2.250
|
2.175
|
2.598
|
2.480
|
1-9/32
|
1.ASTM A194 GR. 8
|
1.245
|
1-5/8
|
1.6250
|
2-7/16
|
2.438
|
2.356
|
2.815
|
2.686
|
1-25/64
|
1.429
|
1.353
|
1-3/4
|
1.7500
|
2-5/8
|
2.625
|
2.538
|
3.031
|
2.893
|
1-1/2
|
1.540
|
1.460
|
2
|
2.0000
|
3
|
3.000
|
2.900
|
3.464
|
3.306
|
1-23/32
|
1.763
|
1.675
|
2-1/4
|
2.2500
|
3-3/8
|
3.375
|
3.263
|
3.897
|
3.719
|
1-15/16
|
1.986
|
1.890
|
2-1/2
|
2.5000
|
3-3/4
|
3.750
|
3.625
|
4.330
|
4.133
|
2-5/32
|
2.209
|
2.105
|
2-3/4
|
2.7500
|
4-1/8
|
4.125
|
3.988
|
4.763
|
4.546
|
2-3/8
|
2.431
|
2.319
|
Torque Specifications
|
|||||||
---|---|---|---|---|---|---|---|
Bolt Size
Inches or # |
Threads
Per Inch |
Standard Dry Torque in Inch-Pounds
|
|||||
#2
|
56
|
2.5
|
2.6
|
||||
64
|
3.0
|
3.2
|
|||||
#3
|
48
|
3.9
|
4.0
|
||||
56
|
4.4
|
4.6
|
|||||
#4
|
40
|
5.2
|
5.5
|
||||
48
|
6.6
|
6.9
|
|||||
#5
|
40
|
7.7
|
8.1
|
||||
44
|
9.4
|
9.8
|
|||||
#6
|
32
|
9.6
|
10.1
|
||||
40
|
12.1
|
12.7
|
|||||
#8
|
32
|
19.8
|
20.7
|
||||
36
|
22.0
|
23.0
|
|||||
#10
|
24
|
22.8
|
23.8
|
||||
32
|
31.7
|
33.1
|
|||||
Bolt Size
Inches or # |
Threads
Per Inch |
Standard Dry Torque in Inch-Pounds
|
|||||
1/4
|
20
|
75.2
|
78.8
|
||||
28
|
94.0
|
99.0
|
|||||
5/16
|
18
|
132
|
138
|
||||
24
|
142
|
147
|
|||||
3/8
|
16
|
236
|
247
|
||||
24
|
259
|
271
|
|||||
7/16
|
14
|
376
|
393
|
||||
20
|
400
|
418
|
|||||
1/2
|
13
|
517
|
542
|
||||
20
|
541
|
565
|
|||||
Bolt Size
Inches or # |
Threads
Per Inch |
Standard Dry Torque in Inch-Pounds
|
|||||
9/16
|
12
|
682
|
713
|
||||
18
|
752
|
787
|
|||||
5/8
|
11
|
1110
|
1160
|
||||
18
|
1244
|
1301
|
|||||
3/4
|
10
|
1530
|
1582
|
||||
16
|
1490
|
1558
|
|||||
7/8
|
9
|
2328
|
2430
|
||||
14
|
2318
|
2420
|
|||||
1
|
8
|
3440
|
3595
|
||||
14
|
3110
|
3250
|
|||||
Bolt Size
Inches or # |
Threads
Per Inch |
Standard Dry Torque in Foot-Pounds
|
|||||
1 1/8
|
7
|
413
|
432
|
||||
12
|
390
|
408
|
|||||
1 1/4
|
7
|
523
|
546
|
||||
12
|
480
|
504
|
|||||
1 1/2
|
6
|
888
|
930
|
||||
12
|
703
|
732
|
Property
|
Minimum Value (S.I.)
|
Maximum Value (S.I.)
|
Units (S.I.)
|
Minimum Value (Imp.)
|
Maximum Value (Imp.)
|
Units (Imp.)
|
---|---|---|---|---|---|---|
Atomic Volume (average)
|
0.0071
|
0.0073
|
m3/kmol
|
433.268
|
445.473
|
in3/kmol
|
Density
|
8.93
|
8.94
|
Mg/m3
|
557.482
|
558.106
|
lb/ft3
|
Energy Content
|
100
|
130
|
MJ/kg
|
10833.9
|
14084
|
kcal/lb
|
Bulk Modulus
|
130
|
145
|
GPa
|
18.8549
|
21.0305
|
106 psi
|
Compressive Strength
|
45
|
330
|
MPa
|
6.5267
|
47.8625
|
ksi
|
Ductility
|
0.04
|
0.5
|
0.04
|
0.5
|
NULL
|
|
Elastic Limit
|
45
|
330
|
MPa
|
6.5267
|
47.8625
|
ksi
|
Endurance Limit
|
70
|
140
|
MPa
|
10.1526
|
20.3053
|
ksi
|
Fracture Toughness
|
40
|
100
|
MPa.m1/2
|
36.4019
|
91.0047
|
ksi.in1/2
|
Hardness
|
400
|
1150
|
MPa
|
58.0151
|
166.793
|
ksi
|
Loss Coefficient
|
3.5e-005
|
0.002
|
3.5e-005
|
0.002
|
NULL
|
|
Modulus of Rupture
|
45
|
330
|
MPa
|
6.5267
|
47.8625
|
ksi
|
Poisson’s Ratio
|
0.34
|
0.35
|
0.34
|
0.35
|
NULL
|
|
Shear Modulus
|
44
|
49
|
GPa
|
6.38166
|
7.10685
|
106 psi
|
Tensile Strength
|
210
|
390
|
MPa
|
30.4579
|
56.5647
|
ksi
|
Young’s Modulus
|
121
|
133
|
GPa
|
17.5496
|
19.29
|
106 psi
|
Glass Temperature
|
K
|
°F
|
||||
Latent Heat of Fusion
|
200
|
210
|
kJ/kg
|
85.9841
|
90.2833
|
BTU/lb
|
Maximum Service Temperature
|
350
|
400
|
K
|
170.33
|
260.33
|
°F
|
Melting Point
|
1320
|
1355
|
K
|
1916.33
|
1979.33
|
°F
|
Minimum Service Temperature
|
0
|
0
|
K
|
-459.67
|
-459.67
|
°F
|
Specific Heat
|
372
|
388
|
J/kg.K
|
0.287875
|
0.300257
|
BTU/lb.F
|
Thermal Conductivity
|
147
|
370
|
W/m.K
|
275.189
|
692.652
|
BTU.ft/h.ft2.F
|
Thermal Expansion
|
16.8
|
17.9
|
10-6/K
|
30.24
|
32.22
|
10-6/°F
|
Breakdown Potential
|
MV/m
|
V/mil
|
||||
Dielectric Constant
|
NULL
|
|||||
Resistivity
|
1.82
|
4.9
|
10-8ohm.m
|
1.82
|
4.9
|
10-8 ohm.m
|
Material designation
|
COMPOSITION %
|
|||||||||
Element
|
Cu
|
Ag
|
Bi
|
O
|
P
|
Pb
|
Other elements (see note)
|
|||
Symbol
|
Number
|
Total
|
Excluding
|
|||||||
Cu-ETP
|
CW004A
|
min.
max. |
99,90(1)
– |
–
– |
–
0,0005 |
–
0,040(2) |
–
– |
–
0,005 |
–
0,03 |
Ag. O
|
Cu-FRHC
|
CW005A
|
min.
max. |
99,90(1)
– |
–
– |
–
– |
–
0,040(2) |
–
– |
–
– |
–
0,04 |
Ag. O
|
Cu-OF
|
CW008A
|
min.
max. |
99,95(1)
– |
–
– |
–
0,0005 |
–
-(3) |
–
– |
–
0,005 |
–
0,03 |
Ag.
|
CuAg 0,04
|
CW0011A
|
min.
max. |
Balance
– |
0,03
0,05 |
–
0,0005 |
–
0,040 |
–
– |
–
– |
–
0,03 |
Ag. O
|
CuAg 0,07
|
CW0012A
|
min.
max. |
Balance
– |
0,06
0,08 |
–
0,0005 |
–
0,040 |
–
– |
–
– |
–
0,03 |
Ag. O
|
CuAg 0,10
|
CW0013A
|
min.
max. |
Balance
– |
0,08
0,12 |
–
0,0005 |
–
0,040 |
–
– |
–
– |
–
0,03 |
Ag. O
|
CuAg 0,04P
|
CW0014A
|
min.
max. |
Balance
– |
0,03
0,05 |
–
0,0005 |
–
-(3) |
0,001
0,007 |
–
– |
–
0,03 |
Ag. P
|
CuAg 0,07P
|
CW0015A
|
min.
max. |
Balance
– |
0,06
0,08 |
–
0,0005 |
–
-(3) |
0,001
0,007 |
–
– |
–
0,03 |
Ag. P
|
CuAg 0,10P
|
CW0016A
|
min.
max. |
Balance
– |
0,08
0,12 |
–
0,0005 |
–
-(3) |
0,001
0,007 |
–
– |
–
0,03 |
Ag. P
|
CuAg 0,04(OF)
|
CW0017A
|
min.
max. |
Balance
– |
0,03
0,05 |
–
0,0005 |
–
-(3) |
–
– |
–
– |
–
0,0065 |
Ag. O
|
CuAg 0,07(OF)
|
CW0018A
|
min.
max. |
Balance
– |
0,06
0,08 |
–
0,0005 |
–
-(3) |
–
– |
–
– |
–
0,0065 |
Ag. O
|
CuAg 0,10(OF)
|
CW0019A
|
min.
max. |
Balance
– |
0,08
0,12 |
–
0,0005 |
–
-(3) |
–
– |
–
– |
–
0,0065 |
Ag. O
|
Cu-PHC
|
CW0020A
|
min.
max. |
99,95(1)
– |
–
– |
–
0,0005 |
–
-(3) |
0,001
0,006 |
–
0,005 |
–
0,03 |
Ag. P
|
Cu-HCP
|
CW0021A
|
min.
max. |
99,95(1)
– |
–
– |
–
0,0005 |
–
-(3) |
0,002
0,007 |
–
0,005 |
–
0,03 |
Ag. P
|
NOTE: the balance of the other elements
(excluding copper) is defined as the sum of Ag, As, Bi, Cd, Co,
Cr, Fe, Mn, Ni, 0, P, Pb, S, Sb, Se, Si, Sn, Te and
Zn, excluding the other elements for which the value is already
indicated.
(1) Including silver, up to a maximum of 0.015%. (2) An oxygen content of 0.060% is permitted, with a prior agreement beteween the seller and the buyer. (3) Then oxygen content must be in accordance with the hydrogen embrittelment test. of EN 1976. |