| |
| Basic
Properties - Mechanical Properties |
| Ruling Sections up to 15mm |
| 0.2% Proof
Stress (N/mm2 )[ksi] minimum |
130 [18.8] |
| Ultimate Tensile Strength
(N/mm2) [ksi] minimum |
350 [50.7] |
| Elongation (%) minimum |
36 |
| Impact Energy (J)[ft lb] |
54 [39.8] |
|
| Ruling Sections 15mm up to 25mm |
| 0.2% Proof
Stress (N/mm2 )[ksi] minimum |
120 [17.4] |
| Ultimate Tensile Strength
(N/mm2) [ksi] minimum |
330 [47.8] |
| Elongation (%) minimum |
34 |
| Impact Energy (J)[ft lb] |
54 [39.8] |
|
| Ruling Sections 25mm up to 35mm |
| 0.2% Proof Stress (N/mm2)[ksi] minimum |
115 [16.7] |
| Ultimate Tensile Strength (N/mm2)[ksi]minimum |
320 [46.4] |
| Elongation (%) minimum |
32 |
| Impact Energy (J)[ft lb] |
54 [39.8] |
|
| Ruling Sections above 35mm and forgings |
| 0.2% Proof Stress (N/mm2)[ksi]
minimum |
110 [16.0] |
| Ultimate Tensile Strength (N/mm2)[ksi]minimum |
310 [45.0] |
| Elongation (%) minimum |
30 |
| Impact Energy (J)[ft lb] |
54 [39.8] |
| |
|
 |
High corrosion resistance in marine environments |
| |
|
|
Good anti-fouling properties |
| |
|
|
Good erosion/corrosion resistance compared to nickel
aluminium bronze and 90-10 copper-nickel |
| |
|
|
Good weldability |
| |
|
|
Low magnetic permeability |
| |
|
|
Good anti-fouling properties |
| Elements |
Al |
Bi |
B |
C |
Cu |
Fe |
Mn |
Ni |
Pb |
P |
Si |
S |
Zn |
| Minimum |
|
|
|
|
REMAINDER |
0.4 |
0.6 |
29 |
|
|
|
|
|
| Maximum |
0.03 |
0.002 |
0.02 |
0.05 |
|
1.0 |
1.5 |
33 |
0.01 |
0.01 |
0.05 |
0.02 |
0.5 |
| Density (Kg.m-3) |
8950 |
| Magnetic Permeability |
<1.01 |
| Young’s Modulus (N/mm2) |
151 x 103 |
| Modulus of Rigidity (N/mm2) |
56 x 103 |
| Specific Heat, 20°C (J.Kg-1.°K-1) |
386 |
| Electrical conductivity, 20°C (m.Ω-1.mm-2) |
3 (5% IACS) |
| Thermal conductivity, 20°C (W.m-1.°K-1) |
29 |
| Mean coefficient of thermal expansion, 20-300°C (°K-1) |
12 x 10-6 |
| |
|
|
MSA-MDS-CN3-BAR |
| |
|
|
NES 780 Part 2 |
| |
|
|
DGS 320A (obsolete) |
| |
|
|
DGS 8454 (obsolete), |
| |
|
|
BS 2872/4 CN 107 |
| |
|
|
MIL-C-15726F C71500 |
| |
| Defence Applications: |
| Control elements of submarines, Pump shafts, Mechanical seals,
Gears, Hose couplings, Propeller shafts, Drive bushes |
| |
 |
| |
| Tubes and tubeplates for heavy-duty condensers,
feedwater heaters and evaporators. including desalination plant. |
| |
|
| |
| Chemical Industry: |
| Valve components, process control equipment |
| Operation |
Cutting Speed m/min
(ft/min) |
Feed Rate
mm/rev
(in/rev) |
Depth
of cut mm
(in) |
| Drilling |
15-40
[50-130] |
0.075-0.5
[0.003-0.02] |
|
| Turning - Roughing |
75-180
[250-590] |
0.4-0.75
[0.015-0.03] |
1.1-3.0
(0.04-8.5) |
| Turning - Finishing |
90-240
[300-780] |
0.2-0.4
[0.008-0.015] |
0.4-0.75
[0.015-0.03] |
| Tips |
Carbide tipped using water-soluble
lubricant |
| Alloy Comparisons |
HIDURON
107 |
90-10
Copper-Nickel |
Ni-Al
Bronze |
HIDURON
191 |
| 0.2% Proof Strength (N/mm2), minimum |
115 |
100 |
247 |
425 |
| Corrosion Resistance in seawater (mm/yr) |
0.025 |
0.04 |
0.075 |
0.02 |
| Maximum seawater flow rate to avoid erosion/corrosion (m/s) |
4.6 |
3.7 |
4.3 |
4.8 |
|
| Back
to Top |
| |
Disclaimer
Data in this publication is provided solely for the purposes of distribution
of information. Langley Alloys cannot make guarantees with respect to subject
matter or accuracy of this information. Langley Alloys specifically disclaims
all guarantees, expressed, implied or otherwise, including without limitation,
all warranties of merchantability and fitness for a particular purpose. This
publication may include technical inaccuracies or typographical errors. If
errors are found, please make a notification via e-mail to: info@langleyalloys.com |
|
