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Aluminum steel bimetal -----Structure Transition Joints

Chalco aluminum’s structure transition joints aluminum steel bimetal are commonly used to make a welded and maintance free connection between alloyed aluminum components and steel structures in the shipbuilding, railway and automotive industry.

aluminum steel bimetal

aluminum steel bimetal

The major shortcomings of rivets and bolts are that they require holes to be drilled, need special insulators and require regular assembly inspection. Any removal of material, such as drilling holes, also weakens the metal.

Aluminum clad steel bimetal--Structure transtion joints are an indisputably better option because they eliminate crevices and have shown to limit crevice corrosion. aluminum clad steel bimetal - Transition joints require no extra hardware, which allows engineers to stream-lin, their designs and shave off extra weight..

aluminum clad steel bimetal

aluminum clad steel bimetal

Types Temper Features
CA100 No transition layer higher cost performance
CA101 Thin transition layer High bonding strength
CA200 Thick transition layer Ultra-high bond strength

  CA 100 CA 101 CA 200
Interface bonding rate 100% 100% 100%
Tension strength >85 Mpa >110 Mpa > 210 Mpa
Shearing strength >65 Mpa >85 Mpa > 137 Mpa
Highest temperature 315℃×30 min 400 ℃ × 30 min 500 ℃ × 30 min
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