OExpansion alloy 4J28,CNC Parts Machining Supplier
Grade:
4J28
Standard:
Bars, plates, strips, wires, pipes
Surface treatment:
Hot rolled， Hot forging， Cold rolled， Cold pull， Cold drawn
Color:
Metallic color
Expansion alloy 4J28 (Alloy 27) is a glass-sealed iron-chromium alloy that has a linear thermal expansion coefficient similar to that of soft glass within a certain range, and is corrosion resistant.
Expansion alloy 4J28 specification
Bar 5.0mm to 8.0mm cold drawn; 8.0mm to 30.0mm hot rolled; 30.0mm to 180.0mm hot forged
Plate 3.5mm to 30.0mm hot rolling; 30.0mm to 40.0mm hot forging
Strip 0.2mm to 3.5mm cold rolled
Flat wire 0.5mm to 5.0mm hot rolled
Round wire 0.1mm to 5.0mm cold drawn
Capillary tube outer diameter 8.0mm to 1.0mm, inner diameter 0.1mm to 8.0mm cold drawn
Tube outer diameter 120mm to 8.0mm, inner diameter 8.0mm to 129mm cold drawn
Chemical composition of expanded alloy 4J28
Expansion alloy 4J28 average linear expansion coefficient
Coefficient of linear expansion of expansion alloy 4J28
Application of expansion alloy 4J28
Suitable for sealing iron-chromium alloy with soft glass on electrical components
Consulting Engineers
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