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TOUGHMET® CX

COPPER NICKEL TIN ALLOYS

TOUGHMET 3 CX UNS C96900

ToughMet 3 CX, by Materion Performance Alloys, is the cast and spinodally hardened, exhibiting tensile strength up to 120 ksi and hardness up to HRc 34 along with with excellent machinability.

MARKETS AND APPLICATIONS

ToughMet 3 CX is used for wear plates, bushings, sleeve bearings, linear bearings and thrust bearings in industrial, off-road, mining and heavy equipment It is also used in oil and gas drilling hardware. 

PHYSICAL PROPERTIES

  • Elastic Modulus - 21.0x106 psi (144 GPa)
  • Density - 0.325 lbs/in3 (9.00 g/cm3)
  • Poisson's Ratio - 0.3
  • Relative Magnetic Permeability - <1.01
  • Electrical Conductvity - 7% IACS (4 MS/m)
  • Thermal Conductivity - 22 BTU/ft hr °F  (38 W/m K)
  • Coefficient of Thermal Expansion - 9.1 ppm/°F (16.4 ppm/°C)
  • Specific Heat (Heat Capacity - 0.09 BTU/lb °F at 70°F (337 J/kg K at 20°C)
  • Melting Range - 1740-2040°F (950-1115°C)

MECHANICAL PROPERTIES

Mechanical properties may vary by product size, form and temper.  Please see individual data sheets for values.

FORMS, SIZES AND TOLERANCES

ToughMet 3CX is available as:

  • Rod in 1.0 to 3.5 inch (25.4 to 89 mm) diameter
  • Tube in 1.0 to 15 inch (25.4 to 381 mm) outside diameter
  • Plate in 2.0 to 12 inch (51 to 305 mm) thickness
  • Specialty cast shapes with custom cross sections including multi-holed tube

Rod Tolerance

Tube Tolerance

SPECIFICATIONS AND STANDARDS

ToughMet 3 CX meets UNS C96900. It is compliant to NACE MR0175/ISO 15156.

CONTACT MATERION PERFORMANCE ALLOYS

To learn more about ToughMet 3CX, contact Materion Performance Alloys today.

ROD TOLERANCE

 Rod Diameter (inches)  Diametral
Tolerance (inches)
   Rod Diameter (mm)  Diametral
Tolerance (mm)
 Over Including     Over  Including
   1.00 +0.040/-0      25 +0.50/-0 
 1.00  2.00 +0.060/-0    25  50 +0.75/-0
 2.00  3.00 +0.100/-0    50  75 +1.3/-0
 3.00  3.50 +0.140/-0    75  90 +1.8/-0
 3.50  4.00 +0.240/-0    90  100 +3.0/-0

Additional rod tolerances are per ASTM B249.

TUBE TOLERANCE

 Outside Diameter (inches)  Diametral
Tolerance (inches)
  Outside Diameter (mm) Diametral
Tolerance (mm) 
 Over  Including  Over Including 
 0.750  1.25  ±0.020    20  30  ±0.50
 1.250  2.50  ±0.030    30  38  ±0.75
 2.500  6.00  ±0.060    38  150  ±1.50
 6.00    ±0.060    150    ±1.50

Addtional tube tolerances are per ASTM B251, Table 5.