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Rulon Bearings

Brush Wellman Beryllium-Copper Alloy 171 1/2 HT (TH02) Temper  (discontinued **)
Categories: Metal; Nonferrous Metal; Beryllium Alloy; Copper Alloy

Material Notes: Information supplied by Brush Wellman Engineered Materials.

Treatment required for max strength: Mill Hardened
Stress Relaxation-% Stress Remaining after 1000 hrs @ 100°C: 95%
Stress Relaxation after 1000 hrs @ 200°C: 68%
Formability Ratio, 90° Bend, Radius/Thickness (Good Way): 0.3
Formability Ratio (bad Way): 0.3
Superficial Hardness: 30T 75-82

Automotive wire harness terminals, switches, and relays require high performance materials to survive the severe underhood environment where temperatures are commonly 125°C and can exceed 175°C. These materials must also meet the stringent demands of manufacturing and assembly processes. Alloy 171 was developed to meet the demanding material needs of the automotive designers.

Key benefits of Alloy 171 include:

  • Greater reliability in miniaturized design.
  • Reduced temperature rise.
  • No cost penalty when compared to other high performance alloys.
  • Easily formed into complex shapes without sacrificing strength.
  • Increased stamping productivity.

Brush Engineered Materials Inc. changed its name to Materion Corporation in March 2011.

Key Words: UNS C17450; ASTM B-768
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 8.94 g/cc0.323 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell B 88 - 9988 - 99
Tensile Strength, Ultimate 655 - 790 MPa95000 - 115000 psi
Tensile Strength, Yield 550 - 690 MPa79800 - 100000 psi
Elongation at Break >= 12 %>= 12 %
Modulus of Elasticity 138 GPa20000 ksi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity <= 0.00000340 ohm-cm<= 0.00000340 ohm-cm>50% IACS conductivity
 
Thermal PropertiesMetricEnglishComments
CTE, linear 18.0 µm/m-°C
@Temperature 20.0 - 200 °C
10.0 µin/in-°F
@Temperature 68.0 - 392 °F
Thermal Conductivity 221 W/m-K1530 BTU-in/hr-ft²-°F
Melting Point 1032 - 1075 °C1890 - 1967 °F
Solidus 1032 °C1890 °F
Liquidus 1075 °C1967 °F
 
Component Elements PropertiesMetricEnglishComments
Beryllium, Be 0.15 - 0.50 %0.15 - 0.50 %
Copper, Cu 98.17 %98.17 %as balance
Nickel, Ni 0.50 - 1.0 %0.50 - 1.0 %
Tin, Sn <= 0.25 %<= 0.25 %
Zirconium, Zr <= 0.50 %<= 0.50 %

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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Materion Beryllium Copper Alloy 10 Plate & Rolled Bar; A (TB00) Temper; All Thicknesses (UNS C17500)
Materion Brush 60™ 3/4 HT
Materion Beryllium Copper Alloy 10 Forgings & Extrusions; AT (TF00) Temper (UNS C17500)

NBB221 / 15105

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