Stockist of Cupro Nickel Hex Bar & Rod

View Schedule Chart and updated price list of Cuni Bright and Forged Bar

Copper Nickel Round Bar

Copper Nickel Round Bar

Cupro Nickel Round Bar

Cupro Nickel Round Bar

Cuni Rod

Cuni Rod

Copper Nickel Hex Bar

Copper Nickel Hex Bar

ASTM B151 Copper Nickel Flat Bar

ASTM B151 Copper Nickel Flat Bar

Table of Content

Standards Specification of Copper Nickel Round Bar

Specifications ASTM B151, ASME SB151
Dimensions EN, DIN, JIS, ASTM, BS, ASME, AISI
Range
 		5 To 500 mm thick in 100 TO 6000 mm
Cu-Ni Round Bars
 		6 to 120 mm.
Cu-Ni Square Bars 10 to 200 mm.
Finish Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Length 100 to 3660 mm Long
Form Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.
Copper Nickel Round Bar Suppliers In Dubai
ASTM ASME Military
Rod ASTM B151 ASME SB-151 MIL-C-15726
Rod, Welding AWS A5.15

List Of Cupro Nickel Round Bar Types

Copper Rod/flat Round Solid Copper Bar

Copper Rod/flat Round Solid Copper Bar

Copper Round Bar/copper Rod 8mm

Copper Round Bar/copper Rod 8mm

20mm Copper Metal Bars

20mm Copper Metal Bars

Cuni Copper Alloy Nickel Rod

Cuni Copper Alloy Nickel Rod

165mm 90mm 80mm 100mm Solid Beryllium Copper Bar Rod

165mm 90mm 80mm 100mm Solid Beryllium Copper Bar Rod

Astm B151 Copper Nickel Hex Bar

Astm B151 Copper Nickel Hex Bar

40mm Astm B151 Copper Nickel Flat Bar

40mm Astm B151 Copper Nickel Flat Bar

EEMUA Round Bar

EEMUA Round Bar

EEMUA 146 Round Bar

EEMUA 146 Round Bar

EEMUA 234 Round Bar

EEMUA 234 Round Bar

Astm B151 Cuni Round Bar Stock



* CG - Centerless Ground
HR RT - Hot Rolled Rough Turned 		3/16 CG
1/4 CG
5/16 CG
3/8 CG
1/2 CG
5/8 CG
3/4 CG
13/16 CG
7/8 CG
1 CG
1-1/8 CG
1-1/4 CG
1-3/8 CG
1-1/2 CG
1-3/4 CG 		2 CG
2-1/4 CG
2-1/2 CG
2-3/4 CG
3 CG
3-1/4 CG
3-1/2 CG
4 HR RT
4-1/2 HR RT
5 HR RT
6 HR RT
7 HR RT
8 HR RT
9 HR RT
10 HR RT

Copper Nickel Rod Standards

Alloy DN Trade Name Material No. UNS Specification ASTM Specification DIN Specification
CW352H CuNi10Fe1Mn (2.0872) C70600 ASTM B151
CW354H CuNi30Mn1Fe (2.0882) C71500 ASTM B151
CuNi44Mn1 Vernicon (2.0842) C72150 DIN 17471

Copper Nickel Hex Bar composition

UNS No. Copper + Silver Nickel + Cobalt Manganese Lead Iron Zinc Phosphorus Sulfur Carbon
C71500 remainder 29.0-33.0 1.0 max 0.05a max 0.40-1.0 1.0a
C71520 65.0 min 29.0-33.0 1.0 max 0.02 0.40-1.0 0.5 0.02 max 0.02 max 0.05 max

For subsequent welding application, max levels are: Zinc 0.50, Lead 0.02, Phosphorus 0.02, Sulfur 0.02, Carbon 0.05

MIL-C-15726

UNS No. Copper Nickel + Cobalt Manganese Lead Iron Zinc Phosphorus Sulfur Carbon Cu + plus elements with specific limits, min
C71500 65.0 min 29.0-33.0 1.0 max 0.02 max 0.40-1.0 0.50 max 0.02 max 0.02 max 0.05 max 99.5

MIL-T-16420

UNS No. Copper + Silver Nickel + Cobalt Manganese Lead Iron Zinc Phosphorus Sulfur Carbon Cu + plus elements with specific limits, min
C71500 65.0 min 29.0-33.0 1.0 max 0.02 max 0.40-1.0 0.50 max 0.02 max 0.02 max 0.05 max 99.5

MIL-T-15005

UNS No. Copper + Silver Nickel + Cobalt Manganese Lead Iron Zinc Phosphorus Sulfur Carbon
C71500 remainder 29.0-33.0 1.0 max 0.02 max 0.40-1.0 0.50 max 0.02 max 0.02 max 0.05 max

Cu-ni Square Bar Physical Properties

Density @ 68° F 0.323 lb/in3
Melting Range 2140-2265o F
Hot Formability Good
Cold Formability Good
Machinability rating (C360 = 100) 20
Brazing Excellent
Soldering Excellent
Gas-shielded arc welding Excellent
Oxy-acetylene welding Good
Carbon-arc welding Not recommended
Coated metal-arc welding Good
Resistant welding: spot and seam Good
Resistance Welding: butt Good
Copper Nickel Round Bar Suppliers In UAE

Surface Finish of Cupro Nickel Threaded Bar

CD Cold drawn P Polished
BD Bright drawn SRE Slit rolled edge
CG Centreless ground HF Hot finished
CF Cold finished HRAP Hot rolled annealed and pickled
P&T Peeled and turned RT Rough turned/peeled
ST Smooth turned PR Peeled and reeled

Cuni Cold Drawn Round Bar Condition

H&T Hardened and tempered.
ANN Annealed
PH Precipitation hardened.

Astm B151 Copper Nickel Flat Bar Sizes

Flat bar – metric sizes and weights
Flat Size KG’s per Metre Standard Length (metres) Colour Code
10 x 3 0.24 6.0 Blue
13 x 3 0.31 6.0 Blue
13 x 5 0.46 6.0 Orange
16 x 3 0.38 6.0 Blue
16 x 5 0.64 6.0 Orange
16 x 8 1.03 6.0 Red
20 x 3 0.48 6.0 Blue
20 x 5 0.81 6.0 Orange
20 x 6 0.97 6.0 White
20 x 10 1.61 6.0 Yellow
25 x 3 0.60 6.0 Blue
25 x 5 1.01 6.0 Orange
25 x 6 1.21 6.0 White
25 x 8 1.61 6.0 Red
25 x 10 2.01 6.0 Yellow
25 x 12 2.41 6.0 Pink
32 x 3 0.77 6.0 Blue
32 x 5 1.29 6.0 Orange
32 x 6 1.55 6.0 White
32 x 8 2.06 6.0 Red
32 x 10 2.58 6.0 Yellow
32 x 12 3.09 6.0 Pink
40 x 3 0.97 6.0 Blue
40 x 5 1.61 6.0 Orange
40 x 6 1.93 6.0 White
40 x 8 2.58 6.0 Red
40 x 10 3.22 6.0 Yellow
40 x 12 3.86 6.0 Pink
40 x 16 5.15 6.0 Grey
40 x 20 6.14 6.0 Green
50 x 3 1.21 6.0 Blue
50 x 5 2.01 6.0 Orange
50 x 6 2.41 6.0 White
50 x 8 3.22 6.0 Red
50 x 10 4.02 6.0 Yellow
50 x 12 4.83 6.0 Pink
50 x 16 6.44 6.0 Grey
50 x 20 8.05 6.0 Green
50 x 25 10.1 6.0 Purple
65 x 3 1.57 6.0 Blue
65 x 5 2.62 6.0 Orange
65 x 6 3.14 6.0 White
65 x 8 4.18 6.0 Red
65 x 10 5.23 6.0 Yellow
65 x 12 6.28 6.0 Pink
65 x 16 8.37 6.0 Grey
65 x 20 10.5 6.0 Green
65 x 25 13.1 6.0 Purple
75 x 5 3.02 6.0 Orange
75 x 6 3.62 6.0 White
75 x 8 4.83 6.0 Red
75 x 10 6.04 6.0 Yellow
75 x 12 7.24 6.0 Pink
75 x 16 9.66 6.0 Grey
75 x 20 12.1 6.0 Green
75 x 25 15.1 6.0 Purple
75 x 40 24.1 6.0 Yellow
90 x 5 3.62 6.0 Orange
90 x 6 4.35 6.0 White
90 x 8 5.79 6.0 Red
90 x 10 7.24 6.0 Yellow
90 x 12 8.69 6.0 Pink
100 x 5 4.02 6.0 Orange
100 x 6 4.83 6.0 White
100 x 8 6.44 6.0 Red
100 x 10 8.05 6.0 Yellow
100 x 12 9.66 6.0 Pink
100 x 16 12.9 6.0 Grey
100 x 20 16.1 6.0 Green
100 x 25 20.1 6.0 Purple
100 x 50 40.2 6.0 Green
110 x 6 5.31 6.0 White
110 x 8 7.08 6.0 Red
110 x 10 8.85 6.0 Yellow
110 x 12 10.6 6.0 Pink
130 x 5 5.23 6.0 Orange
130 x 6 6.28 6.0 White
130 x 8 8.37 6.0 Red
130 x 10 10.5 6.0 Yellow
130 x 12 12.6 6.0 Pink
130 x 16 16.7 6.0 Grey
130 x 20 20.9 6.0 Green
130 x 25 26.2 6.0 Purple
150 x 5 6.04 6.0 Orange
150 x 6 7.24 6.0 White
150 x 8 9.66 6.0 Red
150 x 10 12.1 6.0 Yellow
150 x 12 14.5 6.0 Pink
150 x 16 19.3 6.0 Grey
150 x 20 24.1 6.0 Green
150 x 25 30.1 6.0 Purple
150 x 50 60.4 6.0 Green
180 x 5 7.24 6.0 Orange
180 x 6 8.69 6.0 White
180 x 10 14.5 6.0 Yellow
180 x 12 17.4 6.0 Pink
180 x 16 23.2 6.0 Grey
180 x 20 29.0 6.0 Green
180 x 25 36.2 6.0 Purple
200 x 6 9.66 6.0 White
200 x 8 12.9 6.0 Red
200 x 10 16.1 6.0 Yellow
200 x 12 19.3 6.0 Pink
200 x 16 25.7 6.0 Grey
200 x 20 32.2 6.0 Green
200 x 25 40.3 6.0 Purple
250 x 6 12.1 6.0 White
250 x 8 16.1 6.0 Red
250 x 10 20.1 6.0 Yellow
250 x 12 24.1 6.0 Pink
250 x 16 32.2 6.0 Grey
250 x 20 40.2 6.0 Green
250 x 25 50.3 6.0 Purple
300 x 6 14.5 6.0 White
300 x 8 19.3 6.0 Red
300 x 10 24.1 6.0 Yellow
300 x 12 29.0 6.0 Pink
300 x 16 38.6 6.0 Grey
300 x 20 48.3 6.0 Green
300 x 25 60.4 6.0 Purple

Asme Sb151 Cu-ni Black Bar Chemical Structure

Element Cu - Ni 90/10 Cu - Ni 70/30
Cu 88.6 min 65.0 min
Pb .05 max .05 max
Mn 1.0 max 1.0 max
Fe 1.8 max 0.4-1.0
Zn 1 max 1 max
Ni 9-11 max 29 - 33

Mechanical Composition of Hot Rolled Copper Nickel Round Bar

Element Copper Nickel 90/10 Copper Nickel 70/30
Density 8.1 g/cm3 0.323 lb/in3 at 68 F
Melting Point 1443 °C (2430 °F) 2260 F
Tensile Strength Psi -80,000, MPa -551 50000 psi
Yield Strength (0.2%Offset) Psi - 35,000, MPa - 241 20000 psi
Elongation 30 % 30 %

All Sizes available in Copper Nickel Square Bars, check ASME SB151 Cu-Ni Flat and EEMUA Round Bar Equivalent Properties

Copper Nickel Polished Bar Equivalent Grade

Standard Cu-Ni 90/10 Cu-Ni 70/30
UNS C70600 C71500
Werkstoff Nr. 2.0872 2.0882

Hot Rolled Cu-Ni Round Bar Grades

ASTM B151 Copper Nickel Hex Bar Size in Inch

Size in Inches Wt per Ft Wt per 12′
3/16″ 0.104 1.248
1/4″ 0.180 2.160
5/16″ 0.290 3.480
3/8″ 0.410 4.920
7/16″ 0.560 6.72
1/2″ 0.740 8.880
9/16″ 0.930 11.16
5/8″ 1.150 13.80
11/16″ 1.390 16.68
3/4″ 1.660 19.92
13/16″ 1.950 23.40
7/8″ 2.300 27.60
15/16″ 2.600 31.20
1″ 2.90 34.80
1-1/16″ 3.30 39.60
1-1/8″ 3.700 44.40
1-1/4″ 4.600 55.20
1-5/16″ 5.100 61.20
1-3/8″ 5.600 67.20
1-7/16″ 6.100 73.20
1-1/2″ 6.600 79.20
1-5/8″ 7.800 93.60
1-3/4″ 9.030 108.36
1-7/8″ 10.400 124.80
2″ 11.80 141.60
2-1/4″ 14.920 179.04
2-3/8″ 16.920 203.04
2-1/2″ 18.42 221.04
3″ 26.53 318.36

Sizes of Cupro Nickel Hollow Round Bar

Size mm kg/m Size mm kg/m
20 x 20 x 2.0 1.12 20 x 20 x 2.5 1.35
25 x 25 x 1.5 1.06 25 x 25 x 2.0 1.43
25 X 25 X 2.5 1.74 25 X 25 X 3.0 2.04
30 X 30 X 2.0 1.68 30 X 30 X 2.5 2.14
30 X 30 X 3.0 2.51 40 x 40 x 1.5 1.81
40 x 40 x 2.0 2.31 40 x 40 x 2.5 2.92
40 x 40 x 3.0 3.45 40 x 40 x 4.0 4.46
40 x 40 x 5.0 5.40 50 x 50 x 1.5 2.28
50 x 50 x 2.0 2.93 50 x 50 x 2.5 3.71
50 x 50 x 3.0 4.39 50 x 50 x 4.0 5.72
50 x 50 x 5.0 6.97 60 x 60 x 3.0 5.34
60 x 60 x 4.0 6.97 60 x 60 x 5.0 8.54
60 x 60 x 6.0 9.45 70 x 70 x 3.0 6.28
70 x 70 x 3.6 7.46 70 x 70 x 5.0 10.11
70 x 70 x 6.3 12.50 70 x 70 x 8 15.30
75 x 75 x 3.0 7.07 80 x 80 x 3.0 7.22
80 x 80 x 3.6 8.59 80 x 80 x 5.0 11.70
80 x 80 x 6.0 13.90 90 x 90 x 3.0 8.01
90 x 90 x 3.6 9.72 90 x 90 x 5.0 13.30
90 x 90 x 6.0 15.76 90 x 90 x 8.0 20.40
100 x 100 x 3.0 8.96 100 x 100 x 4.0 12.00
100 x 100 x 5.0 14.80 100 x 100 x 5.0 14.80
100 x 100 x 6.0 16.19 100 x 100 x 8.0 22.90
100 x 100 x 10 27.90 120 x 120 x 5 18.00
120 x 120 x 6.0 21.30 120 X 120 X 6.3 22.30
120 x 120 x 8.0 27.90 120 x 120 x 10 34.20
120 X 120 X 12 35.8 120 X 120 X 12.5 41.60
140 X 140 X 5.0 21.10 140 X 140 X 6.3 26.30
140 X 140 X 8 32.90 140 X 140 X 10 40.40
140 X 140 X 12.5 49.50 150 X 150 X 5.0 22.70
150 X 150 X 6.3 28.30 150 X 150 X 8.0 35.40
150 X 150 X 10 43.60 150 X 150 X 12.5 53.40
150 X 150 X 16 66.40 150 X 150 X 16 66.40
180 X 180 X 5 27.40 180 X 180 X 6.3 34.20
180 X 180 X 8 43.00 180 X 180 X 10 53.00
180 X 180 X 12.5 65.20 180 X 180 X 16 81.40
200 X 200 X 5 30.50 200 X 200 X 6 35.8
200 x 200 x 6.3 38.2 200 x 200 x 8 48.00
200 x 200 x 10 59.30 200 x 200 x 12.5 73.00
200 x 200 x 16 91.50 250 x 250 x 6.3 48.10
250 x 250 x 8 60.50 250 x 250 x 10 75.00
250 x 250 x 12.5 92.60 250 x 250 x 16 117.00
300 x 300 x 6.3 57.90 300 x 300 x 8 73.10
300 x 300 x 10 57.90 300 x 300 x 8 90.70
300 x 300 x 12.5 112.00 300 x 300 x 16 142.00
350 x 350 x 8 85.70 350 x 350 x 10 106.00
350 x 350 x 12.5 132.00 350 x 350 x 16 167.00
400 x 400 x 10 122.00 400 x 400 x 12 141.00
400 x 400 x 12.5mm 152.00 400 x 400 x 16 192

Tolerance List of Cu-Ni Black Bar

Diameter – Smooth Turned

(These are H10 tolerances, which are ‘all minus’ tolerances )

Diameter (mm) Tolerance (mm)
18 to 30 +0 / -0.084
31 to 50 +0 / -0.100
51 to 79 +0 / -0.120

Diameter – Rough Turned

(These are ‘all plus’ tolerances)

Diameter (mm) Tolerance (mm)
75 to 150 -0 / +1.5
151 to 225 -0 / +2.0
226 to 410 -0 / +3.0

Diameter – Bright Drawn

These are H9 Tolerances
H9 Tolerances are ‘all minus’ tolerances:

+0mm / – Figure in table

Diameter (mm) Tolerance (mm)
6 to 10 +0 / -0.036
11 to 18 +0 / -0.043
19 to 30 +0 / -0.052
Tolerance In Mm For Given Tolerance Number

Diameter (mm) 6 7 8 9 10 11 12 13
>1 to 3 inc. 0.007 0.009 0.014 0.025 0.040 0.060 0.090 0.140
>3 to 6 inc. 0.008 0.012 0.018 0.030 0.048 0.075 0.120 0.180
>6 to 10 inc. 0.009 0.015 0.022 0.036 0.058 0.090 0.150 0.220
>10 to 18 inc. 0.011 0.018 0.027 0.043 0.070 0.110 0.180 0.270
>18 to 30 inc. 0.013 0.021 0.033 0.052 0.084 0.130 0.210 0.330
>30 to 50 inc. 0.016 0.025 0.039 0.062 0.100 0.160 0.250 0.390
>50 to 80 inc. 0.019 0.046 0.074 0.120 0.190 0.300 0.460
>80 to 120 inc. 0.022 0.087 0.140 0.220 0.350 0.540
>120 to 180 inc. 0.025 0.100 0.160 0.250 0.400 0.630
>180 to 250 inc. 0.115 0.185 0.290 0.460 0.720
>250 to 315 inc. 0.320 0.520 0.810
>315 to 400 inc. 0.360 0.570 0.890
>400 to 500 inc. 0.400 0.630 0.970
> 500 0.440 0.700 1.100

Tolerances on cross sections

Nominal dimension Tolerance class to ISO 286-2
h6 h7 h8 h9 h10 h11 h12
over 1 up to 3 0.006 0.010 0.014 0.025 0.040 0.060 0.100
over 3 up to 6 0.008 0.012 0.018 0.030 0.048 0.075 0.120
over 6 up to 10 0.009 0.015 0.022 0.036 0.058 0.090 0.150
over 10 up to 18 0.011 0.018 0.027 0.043 0.070 0.110 0.180
over 18 up to 30 0.013 0.021 0.033 0.052 0.084 0.130 0.210
over 30 up to 50 0.016 0.025 0.039 0.062 0.100 0.160 0.250
over 50 up to 80 0.019 0.030 0.046 0.074 0.120 0.190 0.300
over 80 up to 120 0.022 0.035 0.054 0.087 0.140 0.220 0.350
over 120 up to 180 0.025 0.040 0.063 0.100 0.160 0.250 0.400
over 180 up to 200 0.029 0.046 0.072 0.115 0.185 0.290 0.460

Tolerances on length

Type of length Length Limit deviation To be stated on order
Manufacturing length 3000 to 9000 +/- 500 Length
Stock length 3000 or 6000 0, +200 eg 6000
Cut to length Up to 9000 To specifications with +/- 5 minimum Length and tolerance

Tolerances on straightness

Product form Nominal dimension Deviation
Rounds – 1.0
Squares and hexagons up to 75 1.0
over 75 1.5
Flats width below 120 1.5 on width / 2.0 on thickness
width at or over 120 and w/t below 10:1 2.0 on width / 2.5 on thickness
width at and over 120 and w/t at or over 10:1 2.5 on width / 3.0 on thickness
Copper Nickel Round Bar Suppliers In Dubai. Are you looking for Cuni Cold Drawn and EEMUA 146 Round Bars Dimensions & Price List, Find here

Price List of ASTM B151 Copper Nickel Threaded Bar

Copper Round Bar Price List Cupro Nickel Rod Price
Copper Nickel Round Bar 10.0mm dia x 500mm long $83.17
Cuni Round Bar 10.0mm dia x 500mm long $122.83
Cupro Nickel Round Bar 10.0mm dia x 500mm long $163.78
Check out our inventory of Cu-ni Hot Rolled, Square, Threaded and EEMUA 234 Round Bar Sizes

Size of Copper Nickel Round Bars

Type SIZES (mm) SIZES (Inches) ISO Tolerance
Cold Drawn and Polish 3.00 – 75.00 1/8″ – 3.00″ h8-h9-h10-h11
Cold Drawn and Ground 10.00 – 75.00 5/6″ – 2.50″ h8-h9-h10-h11
Peeled and Polished 40.00 – 150.00 1.50″ – 6.00″ h11, h11-DIN 1013
Peeled and Ground 20.00 – 50.00 3/4″ – 2.00″ h9-h10-h11

Cut to size on request (tolerance +2/-0 mm). Copper Nickel Round Bar Standard lengths of 2000 mm up to 6000 mm.

5.0 45.0
6.0 50.0
7.0 55.0
8.0 60.0
9.0 65.0
10.0 70.0
12.0 75.0
16.0 80.0
20.0 90.0
25.0 100.0
30.0 130.0
35.0 160.0
40.0 200.0

Please note this is an approx Price of Copper Nickel Round Bar Suppliers In Dubai. For final Cuni hex Bar Price List Please Call on +971 52 4402651 or drop an Email to sales@rmtdubai.com

Copper Nickel Square Bar Size Chart in MM

Square bar – metric sizes and weights
Square bar Size KG’s per Metre Standard Length (metres) Colour Code
10 x 10 0.81 6.0 Yellow
12 x 12 1.16 6.0 Pink
16 x 16 2.06 6.0 Grey
20 x 20 3.22 6.0 Green
25 x 25 5.03 6.0 Purple
32 x 32 8.24 6.0 Orange
40 x 40 12.8 6.0 Yellow
50 x 50 20.12 6.0 Green

Copper Nickel Round Bars Features

  •   High ductility and toughness
  •   Excellent resistance to erosion and corrosion in seawater
  •   Inherent resistance to biofouling
  •   Excellent fabrication and welding properties

Temperature Range of Cuni Bar

Fabrication Technique Suitability
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Worked Good
Hot Working Temperature 850 – 950 °C
Annealing Temperature 700 – 825 °C
Stress Relieving Temperature 275 – 400 °C
Machinability Rating 20% of free cutting brass
Polishing/Electroplating Finish Excellent

ASTM B151 Copper Nickel Hex Bar Testing

  • Chemical Analysis - Spectro Analysis
  • Mechanical Testing Such as Tensile, Elongation
  • Micro Test
  • Macro Test
  • Hardness Test
  • Pitting Resistance Test
  • Radiography Test
  • Ultra Sonic Test (UT)

Electrical properties of Copper Nickel Black Bar

Property Metric Units Imperial Units
Electrical Conductivity (Annealed) 5.26 microhm?¹.cm?¹ @ 20°C 9.1% IACS
Electrical Resistivity (Annealed) 0.190 microhm.cm @ 20°C 130 ohms (circ mil/ft) @ 68°F
Modulus of Elasticity (tension) 140 GPa @ 20°C 20 x 10 6 psi @ 68°F
Modulus of Rigidity (torsion) 52 GPa @ 20°C 7.5 x 10 6 psi @ 68°F

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