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Nickel Chromium Alloys List

Nickel Chromium Alloys List

 


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
Nickel Alloys Grades
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
Micro-morphologies of Nickel-chromium Alloys

 

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
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
Challenges of Welding Nickel Alloys
Welding 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 (&gt;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
Nickel Alloy Groups
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

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