| Nickel Chromium Alloys Information
|
| Nickel Chromium Alloys List |
- Nickel-Iron Alloys
- Nickel-Chromium-Molybdenum Alloys
- Nickel-Copper Alloys
- Nickel-Chromium Alloys
- Nickel-Molybdenum Alloys
- Nickel-Chromium-Iron Alloys
- Nickel-Chromium-Cobalt Alloys
- Nickel-Titanium Alloys
|
| Linear Formula |
NiCr |
| IUPAC Name |
Chromium; Nickel |
| InchI Identifier |
InChI=1S/Cr.Ni |
| Appearance |
Silver-gray metallic solid |
| Solubility in H2O |
Insoluble |
| Exact Mass |
109.876 g/mol |
| Monoisotopic Mass |
109.876 g/mol |
Check Nickel Chromium Alloys Material Temperature Chart
Elevated Temperature Tensile Tests on Investment Cast Alloy
| Temperature |
Tensile Point, psi |
Yield Strength, (0.5% extension) psi |
Elongation 3 of 1" |
| Room |
70,500 |
42,500 |
16 |
| 900°F |
62,000 |
- |
20 |
| 12000F |
54,500 |
- |
21 |
| 13500F |
45,500 |
- |
25 |
| 1500°F |
27,150 |
- |
34 |
Table of Content
Nickel Alloy Form Factors
| Angles |
Channels |
| Tubing |
Rods |
| Bars |
Sheets |
| Billets |
Plate |
| Balls |
Coils |
| Pipe |
Wire |
| Ingots |
Strips |
| Flanges |
Forgings |
| Standard Nickel Grades |
- Ni 200
- Ni 201
- Ni 205 / Ni 205 LC
- Ni 206
|
| Nickel-Manganese Alloys |
- Ni 212 (NiMn2)
- Ni 211 (NiMn5)
|
| Nickel-Copper Alloys |
- JLC 400 (Ni67Cu30)
- JLC 500
|
Refer Ni Chromium Alloys Weight Chart
Nominal Chemical Composition Percent by Weight
| - |
Cu |
C |
Mn |
S |
Si |
Cr |
Ni< 2l |
Fe |
Cb<3> |
| Nickel-Chromium Alloy 610 |
0.50 |
0.20 |
0.90 |
0.008 |
2.00 |
15.50 |
71.00 |
9.00 |
- |
| Nickel-Chromi um Alloy 611 |
0.50 |
0.20 |
0.90 |
0.008 |
1.60 |
15.50 |
70.50 |
9.00 |
2.00 |
| Nickel-Chromium Alloy 705 |
0.50 |
0.30 |
0.90 |
0.008 |
5.50 |
15.50 |
69.50 |
8.00 |
- |
Micro-morphologies of Nickel-chromium Alloys Oxidized for 5 h at
1000°C in 1 atm oxygen
Find Nickel Chromium Alloy Properties and Melting Point
Nickel Chromium Alloy Properties
| Property |
Minimum Value (S.I.) |
Maximum Value (S.I.) |
Units (S.I.) |
Minimum Value (Imp.) |
Maximum Value (Imp.) |
Units (Imp.) |
| Atomic Volume (average) |
0.0065 |
0.0072 |
m3/kmol |
396.654 |
439.371 |
in3/kmol |
| Elastic Limit |
170 |
2100 |
MPa |
24.6564 |
304.579 |
ksi |
| Endurance Limit |
130 |
1150 |
MPa |
18.8549 |
166.793 |
ksi |
| Glass Temperature |
- |
- |
K |
- |
- |
°F |
| Compressive Strength |
170 |
2100 |
MPa |
24.6564 |
304.579 |
ksi |
| Ductility |
0.005 |
0.7 |
|
0.005 |
0.7 |
NULL |
| Latent Heat of Fusion |
275 |
320 |
kJ/kg |
118.228 |
137.575 |
BTU/lb |
| Maximum Service Temperature |
1070 |
1473 |
K |
1466.33 |
2191.73 |
°F |
| Energy Content |
40 |
200 |
MJ/kg |
4333.55 |
21667.7 |
kcal/lb |
| Bulk Modulus |
110 |
205 |
GPa |
15.9541 |
29.7327 |
106 psi |
| Fracture Toughness |
65 |
150 |
MPa.m1/2 |
59.153 |
136.507 |
ksi.in1/2 |
| Loss Coefficient |
9e-005 |
0.0013 |
|
9e-005 |
0.0013 |
NULL |
| Minimum Service Temperature |
0 |
0 |
K |
-459.67 |
-459.67 |
°F |
| Specific Heat |
380 |
500 |
J/kg.K |
0.294066 |
0.386929 |
BTU/lb.F |
| Breakdown Potential |
- |
- |
MV/m |
- |
- |
V/mil |
| Dielectric Constant |
- |
- |
|
- |
- |
NULL |
| Resistivity |
84 |
240 |
10-8 ohm.m |
84 |
240 |
10-8 ohm.m |
Nickel Chromium Melting Point
| Property |
Maximum Value (S.I.) |
Minimum Value (S.I.) |
Units (S.I.) |
Maximum Value (Imp.) |
Minimum Value (Imp.) |
Units (Imp.) |
| Melting Point |
1710 |
1475 |
K |
2618.33 |
2195.33 |
°F |
| Density |
8.65 |
7.75 |
Mg/m3 |
540.002 |
483.817 |
lb/ft3 |
Common Types of Nickel Alloys
- Nickel-Iron Alloys
- Nickel-Chromium-Molybdenum Alloys
- Nickel-Copper Alloys
- Nickel-Chromium Alloys
- Nickel-Molybdenum Alloys
- Nickel-Chromium-Iron Alloys
- Nickel-Chromium-Cobalt Alloys
- Nickel-Titanium Alloys
Find Nickel Chromium Alloy Composition
Nickel Chromium Alloy Composition
| Element |
Continuous |
Intermittent |
| Cr |
20 |
20 |
| Si |
0.5 |
1.5 |
| Ca |
0.05 |
0.1 |
| Ce |
- |
0.05 |
| Ni |
Balance |
Balance |
| Alloy |
Fe |
Ni |
Mn |
Si |
Cr |
Al |
Cu |
C |
| NiCr 80:20 |
Max 1.0 |
Balance |
Max 1.0 |
1.0-1.5 |
19-21 |
Max 0.30 |
Max 0.50 |
Max 0.10 |
| NiCr 70:30 |
Max 1.0 |
Balance |
Max 1.0 |
1.0-3.0 |
28-32 |
Max 0.20 |
Max 0.50 |
Max 0.10 |
| NiCr 60:15 |
Balance |
Min 57.0 |
Max 1.0 |
1.0-1.5 |
14-17 |
Max 0.30 |
Max 0.50 |
Max 0.10 |
| NiCr 40:20 |
Balance |
Min 37.0 |
Max 1.0 |
1.8-3.0 |
18-22 |
Max 0.30 |
Max 0.50 |
Max 0.10 |
| NiCr 30:20 |
Balance |
Min 28.0 |
Max 1.0 |
1.8-3.0 |
18-22 |
Max 0.30 |
Max 0.50 |
Max 0.10 |
| NiCr 20:25 |
Balance |
Min 18.0 |
Max 1.0 |
1.0-1.5 |
23-27 |
Max 0.30 |
Max 0.50 |
Max 0.10 |
See Nickel Chromium Alloy Uses
Applications of Nickel Alloys
- Medical applications
- Chemical and petrochemical industries
- Aircraft gas turbines
- Nuclear power systems
- Steam turbine power plants
How are Nickel Chrome Alloys Made?
- Raw Materials Selection
- Alloying Process
- Melting and Homogenization
- Solidification
- Forming and Shaping
- Heat Treatment
- Quality Control
- Final Inspection and Packaging
Technical Parameters of Electrical Resistance Nickel Alloy
| Model |
Ni30Cr20 |
Ni35Cr20 |
Ni60Cr15 |
Ni70Cr30 |
Ni80Cr20 |
| Properties |
| Main chemical composition (%) |
Ni |
30.0~34.0 |
34.0~37.0 |
55.0~61.0 |
— |
— |
| Cr |
18.0~21.0 |
18.0~21.0 |
15.0~18.0 |
28.0~31.0 |
20.0~23.0 |
| Fe |
— |
— |
— |
≤1.0 |
≤1.0 |
| Maximum service temperature (℃) |
1100 |
1100 |
1150 |
1250 |
1200 |
| Resistivity (μΩ.m,20 ℃) |
1.04 |
1.0 |
1.12 |
1.18 |
1.09 |
| Elongation (%) |
≥20 |
≥20 |
≥20 |
≥20 |
≥20 |
| Specific heat (J/g. ℃) |
0.500 |
0.500 |
0.494 |
0.461 |
0.440 |
| Average melting point (℃) |
1390 |
1390 |
1390 |
1380 |
1400 |
| Density (g/cm3) |
7.90 |
7.90 |
8.20 |
8.10 |
8.40 |
| Linear expansion coefficient (α×10-6/℃) |
19.0 |
19.0 |
17.0 |
17.0 |
18.0 |
| Heat conductivity coefficient (KJ/m.h.℃) |
43.8 |
43.8 |
45.2 |
45.2 |
60.3 |
| Microscopic structure |
Austenitic |
Austenitic |
Austenitic |
Austenitic |
Austenitic |
| Magnetism |
Non |
Non |
Non |
Non |
Non |
Nickel-Chromium Alloys Specifications
| Alloy |
ASTM |
UNS designation |
Werkstoff Nr |
DIN |
| NiCr 80:20 |
B344 |
N06003 |
2.4869 |
17470 / 17471 |
| NiCr 70:30 |
- |
N06003 |
2.4658 |
17470 |
| NiCr 60:15 |
- |
N06004 |
2.4867 |
17470 / 17471 |
| NiCr 40:20 |
- |
- |
- |
- |
| NiCr 30:20 |
B344 |
- |
1.4860 |
17470 |
| NiCr 20:25 |
- |
- |
1.4843 |
17470 |
Top 6 Alloy Powders Used for Surface Wear-Resistant Coating
Filler Metal Selection For Welding Nickel Alloys
| Welded Alloy |
Filler Metal AWS Designation |
| Pure Nickel |
ERNi-1 |
| Nickel chromium iron |
ERNiCr-3 |
| ERNiCr-7 |
| ERNiCrFe-5 |
| ERNiCrFeAl-1 |
| Nickel Copper |
ERNiCu-7 |
| ERNiCU-8 |
| Nickel Chromium Molybdenum |
ERNiCrMo-3 |
| Nickel Molybdenum |
ERNiMo-2 |
| ERniMo-8 |
Common Nickel Alloy Trade Names
| Name |
Alternative Trade Names |
Alloy type |
| Nickel 200 |
Nickel 99.2 |
99% + pure Nickel |
| Nickel 201 |
Nickel 201, LC Nickel 99.2 |
99% + pure Nickel |
| Monel 400® |
Nickelvac® 400, Nicorros® 400 |
Nickel-Copper |
| Monel R405® |
- |
Nickel-Copper |
| Monel K500® |
- |
Nickel-Copper |
| Inconel 600® |
Nickelvac® 600, Ferrochronin® 600 |
Nickel-Chromium-Iron |
| Inconel 601® |
Pyromet® 601, Nicrofer® 601 |
Nickel-Chromium-Iron |
| Inconel 617® |
Nicrofer® 617 |
Nickel-Chromium-Cobalt |
| Inconel 625® |
Chornin® 625, Altemp® 625, Nickelvac® 625, Haynes® 625 Nicrofer® 6020 |
Nickel-Chromium-Iron |
| Hastelloy C22® |
Inconel® 22, Nicrofer® 5621 |
Chromium-Molybdenum-Tungsten |
| Hastelloy C276® |
Nickelvac® HC-276, Inconel® 276, Nicrofer® 5716 |
Nickel-Chromium-Molybdenum |
| Hastelloy B2® |
Nimofer® 6928 |
Nickel-Chromium-Molybdenum |
| Hastelloy X® |
Nickelvac® HX, Nicrofer® 4722, Altemp® HX, Inconel® HX |
Nickel-Chromium-Iron-Molybdenum |
| Vascomax® C250 |
Maraging C250™, Maraging 250™ |
Nickel-Cobalt-Molybdenum |
| Vascomax® 300 |
Maraging 300, Maraging C300®, and Vascomax® C300 |
Nickel-Cobalt-Molybdenum |
| Vascomax® C350 |
Maraging C350™ |
Nickel-Cobalt-Steel |
| Inconel 718® |
Nicrofer® 5219, Alvac® 718, Haynes® 718, Altemp® 718 |
Nickel-Chromium-Iron |
| Inconel X750® |
Haynes X750®, Pyromet® X750, Nickelvac®X750, Nicorros® 7016 |
Nickel-Chromium-Iron |
| Incoloy 800® |
Ferrochronin® 800, Nickelvac® 800, Nicrofer® 3220 |
Nickel-Chromium-Iron |
| Incoloy 825® |
Nickelvac® 825, Nicrofer 4241® |
Nickel-Chromium-Iron |
| Rene® 41 |
- |
Nickel-Chromium |
| Multimet® N155 |
- |
Nickel-Chromium-Cobalt |
| Waspaloy 25™ |
- |
Nickel-Cobalt |
| Invar 36® |
Nilo 6®, Pernifer 6® |
Nickel-Iron |
| Invar 42® |
Nilo 42® |
Nickel-Iron |
Nickel Chromium Mechanical Properties
| Young’s modulus |
200 |
220 |
GPa |
| Tensile strength |
615 |
760 |
MPa |
| Yield strength (elastic limit) |
365 |
460 |
MPa |
| Hardness—Vickers |
160 |
200 |
HV |
| Fatigue strength at 107 cycles |
245 |
380 |
MPa |
| Fracture toughness |
80 |
110 |
MPa·m1/2 |
| Elongation |
20 |
35 |
% |
| Alloy |
Tensile Strength |
Specific Heat
at 20°C |
Elongation |
Max. Operating
Temp of
Heating Element |
Coeff. of
Linear Expansion
b/w 20-1000 °C |
| N/mm² |
J/kg°C |
% at L0=100 mm |
°C |
10-6/K |
| NiCr 80:20 |
700-900 |
435 |
25-35 |
1200 |
17 |
| NiCr 70:30 |
800-950 |
460 |
25-30 |
1250 |
17 |
| NiCr 60:15 |
700-850 |
450 |
25-35 |
1150 |
17 |
| NiCr 40:20 |
700-850 |
460 |
25-35 |
1050 |
19 |
| NiCr 30:20 |
650-800 |
500 |
25-35 |
1050 |
19 |
| NiCr 20:25 |
600-800 |
500 |
25-35 |
1050 |
14 |
Challenges of Welding Nickel Alloys
| Electrode Core Wires |
- Ni99 (ENi-CI)
- NiFe 55:45 (ENiFe-CI)
- NiFe 60:40 (ENi Fe-CI)
- Bimetal NiFe
- NiCu (ENiCu-3)
- NiCuTi (ENiCu-7)
- NiCr20Cb (ENiCr-3T-X)
- Alloy 625 (NiCrMo-3)
|
| Thermal Spray |
- Ni99.2
- Ni95Al5
- NiCr 80:20
- NiTi
- Ni60Fe25Cr15
|
| MIG / TIG Wires |
- Ni99
- NiFe 55:45
- NiFe 60:40
- CuNiTi (ERCuNi)
- CuNi10Fe
- NiTi (ERNi-1)
- NiCuTi (ERNiCu-7)
- NiCr20Cb (ERNiCr-3)
- NiFe43Mn (ERNiFeMn-CI)
|
Thermal Properties of Nickel Chrome Alloys
| Melting point |
1,350 |
- |
1,430 |
°C |
| Thermal conductivity |
9 |
- |
15 |
W/m·K |
| Specific heat capacity |
430 |
- |
450 |
J/kg·K |
| Maximum service temperature |
900 |
- |
1,000 |
°C |
| Thermal expansion coefficient |
12 |
- |
14 |
µstrain/°C |
| Thermal conductor or insulator? |
Poor conductor |
Alloys Material Electrical Properties
| Electrical resistivity |
102 |
- |
114 |
µohm·cm |
| Electrical conductor or insulator? |
Good conductor |
| Alloy |
Temp Coeff of Resistance
x 10-6/°C |
Specific Resistance
(Electrical Resistivity) at 20°C |
| Value |
Temp Range |
µΩ-cm |
| NiCr 80:20 |
60 |
20-1000°C |
108 |
| NiCr 70:30 |
110 |
20-1000°C |
118 |
| NiCr 60:15 |
170 |
20-1000°C |
112 |
| NiCr 40:20 |
60 |
20-1000°C |
105 |
| NiCr 30:20 |
60 |
20-1000°C |
104 |
| NiCr 20:25 |
60 |
20-1000°C |
95 |
Nickel Chrome Iron Alloys Series
| JLC 600 Series |
- JLC 600 (NiCr16Fe7)
- JLC 601 (NiCr23Fe14)
|
| JLC 800 Series |
- JLC 800 (Ni32Cr21Fe)
- JLC 810 (Ni32Cr21Fe)
- JLC 825 (Ni42Cr22Fe)
|
Ni Chromium Alloys Design Stresses for Springs at Elevated
Temperature
| Temper |
Method of coiling |
Thermal treatmentb, °C/hr |
Maximum stress, MPa, for temperature, °C |
| Up to 204 |
204-232 |
232-260 |
260-288 |
288-316 |
316-343 |
343-371 |
371-399 |
399-427 |
427-454 |
454-482 |
482-510 |
510-538 |
538-566 |
566-593 |
593-621 |
621-649 |
| HELICAL SPRINGS |
| No. 1 |
Cold |
732/16 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
60-70c |
50-55c |
45-50c |
40-45c |
25-30c |
- |
- |
- |
| No. 1 (>9.5 mm) |
Hot |
732/16 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
65-70c |
60-65c |
55-60c |
50-55c |
45-50c |
40-45c |
25-30c |
- |
- |
- |
| Spring |
Cold |
1149/2 + 843/24 + 704/20 |
55 |
55 |
55 |
55 |
55 |
55 |
55 |
55 |
379 |
55 |
55 |
55 |
55 |
50 |
50 |
40 |
30 |
| Spring |
Cold |
649/4 |
100 |
100 |
100 |
90 |
90 |
85 |
85 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| FLAT SPRINGS |
| No. 1 |
- |
704/16 |
100 |
100 |
100 |
100 |
100 |
100 |
100 |
100 |
100 |
90 |
552 |
70 |
60 |
- |
- |
- |
- |
| Spring |
- |
1149/2 + 843/24 + 704/20 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
70 |
50 |
40 |
30 |
| Spring |
- |
704/16 |
120 |
120 |
120 |
110 |
110 |
105 |
100 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| Hot-Finished |
|
1149/2 + 843/24 + 704/20 |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
- |
- |
- |
- |
| Hot-Finished |
- |
885/24 + 704/20 |
90 |
90 |
90 |
80 |
80 |
80 |
80 |
60 |
60 |
60 |
60 |
60 |
60 |
- |
- |
- |
- |
Nickel-Chromium Alloys Suggested Speeds For Machining Surface
Speeds
| - |
High Speed Steel Tool s |
Cemented Carbide Tools |
| Threading or Tapping |
Turning |
| Turning |
Milling |
Drilling |
| Nickel-Chromium Alloys 610, 611 |
25-40 |
25-35 |
25-35 |
15-25 |
70-180 |
| Nickel-Chromium Alloy 705 |
10-20 |
10-15 |
8-15 |
5- 8 |
30- 60 |
| Nickel -Chromium Alloy 705 (Annealed) |
15-30 |
10-25 |
15-25 |
8-12 |
60- 80 |
Nickel Chrome Alloys Environmental Properties
| - |
Resistance Factors 1=Poor 5=Excellent |
| Organic Solvents |
5 |
| Oxidation at 500C |
5 |
| Weak Acid |
5 |
| Flammability |
5 |
| Sea Water |
5 |
| Strong Acid |
5 |
| Strong Alkalis |
5 |
| UV |
5 |
| Wear |
5 |
| Fresh Water |
5 |
| Weak Alkalis |
5 |
| Group |
Examples |
| C-P Nickel |
Nickel 200 alloy |
| Ni-Cu |
MONEL® alloy 400 alloy |
| Ni-Fe-Cr |
INCOLOY® alloy 825 |
| Ni-Cr |
HASTELLOY® G-35® alloy |
| Ni-Cr-Fe |
HASTELLOY® G-30® alloy |
| Ni-Mo |
HASTELLOY® B-3® alloy |
| Ni-Cr-Mo |
HASTELLOY® C-276 alloy |