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Alumina Copper Alloy RWMA Class 22 For Electrical Relay Systems Components

Alumina Copper Alloy RWMA Class 22 For Electrical Relay Systems Components

Brand Name:CUBERYLLIUM
Certification:ISO,SGS
Model Number:RWMA Class 22 (UNS.C15725)
Minimum Order Quantity:100kgs
Delivery Time:Usually 10-15 days
Payment Terms:L/C, T/T, Western Union
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Location: Hangzhou Zhejiang China
Address: No.126 Jincheng Rd., Xindeng Industral Area,Fuyang Dist. ,Hangzhou,Zhejiang Prov.China
Supplier`s last login times: within 15 hours
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Product Details

Alumina Copper Alloy RWMA Class 22 (UNS.C15725) For Electrical Relay Systems Components

Product Normal Description:

Product NameAlumina copper alloy
Model No.RWMA Class 22 (UNS.C15725)
Product Specification:Custom specification is available upon request.
Available Products:Round rods, bars, wire, flat products
Delivery Time:Usually within 10~15 days
Package:

Packed in woodencases

Brand Name:CUBERYLLIUM®

About CUBERYLLIUM®:

Hangzhou Cuberyllium Metal Technology Co.,Ltd. specialized in supplying beryllium copper alloys, high copper alloys, casting copper alloys, copper foil and other copper alloys. Our products have broadly been used in resistance welding, plastic injetion mold, aviation, shipbuilding, military industry, metallurgy, electronics industry and so on. We strive to offer high quality with competitive price due to our advanced technology and equipment.


Chemical Composition of Alumina Copper Alloy RWMA Class 22 (UNS.C15725):

Product Grade: CUBERYLLIUM ®-C15725 (RWMA Class 22)

Aluminum0.25% by wt. as Al₂O₃
Cu:Balance

Typical Physical Properties of Alumina Copper Alloy RWMA Class 22 (UNS.C15725:

Melting Point1083°C1981°F
Density8.86 g/cm3 at 20°C0.320 lbs./in3 at 68°F
Electrical Conductivity (σ)0.504 μ Ω-cm at 20°C87% IACS at 68°F
Thermal Conductivity (K)344 W/m/K at 20°C199 Btu/ft2/ft/hr/°F at 68°F
Electrical Resistivity (ρ)1.98 μ Ω-cm at 20°C11.91 Ω circular-mil/ft. at 68°F
Coefficient of Thermal Expansion16.6 μm/m/°C (20-150°C)9.2 μin/in/°F (68-300°F)
Modulus of Elasticity (Tension) (λ)130 Gpa19 x 10 psi

Mechanical Properties of Alumina Copper Alloy RWMA Class 22 (UNS.C15725):

ShapesThickness or Dia.TemperTensile StrengthYield StrengthElongationHardness
mminor ConditionMPaksiMPaksi%HRB

Flat products

100.400As Cons.*43463345502172
2.30.090CW 78%5868554479883
0.150.006CW 98%67598613896-

Plate

Up to 1305.0As Cons.41360296431968
251.0CW 60%49672441649-
160.625CW 75%52476467689-

Rod

381.5As Cons.-64-522473
6.40.25As Drawn55180531771476
RoundsUp to 76030As Cons.41360296431968

Applications of Alumina Copper Alloy RWMA Class 22 (UNS.C15725):

Cuberyllium C15725(RWMA Class 22) is primarily designed for applications requiring high electrical and thermal conductivities along with good elevated temperature strength. Cuberyllium C15725 has excellent cold working characteristics and can be drawn into fine wire or rolled into thin sheets.

•Seam welding wheels

•Welding tips

•Electrical motor and generator components

•Electrical relay systems components

•Vacuum tube components

•Microwave tube components

•X-ray tube components

•Hybrid circuit packages

•High performance leadframes

•Medical device components

•Heat exchangers

•Power cables

•High power magnet windings

•Resistance welding electrodes and back-up bars

For applications requiring brazed joints and /or extended high temperature exposure in hydrogen-containing atmospheres or vacuum, low Oxygen is availbale and recommended.


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China Alumina Copper Alloy RWMA Class 22 For Electrical Relay Systems Components supplier

Alumina Copper Alloy RWMA Class 22 For Electrical Relay Systems Components

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