Thank you for visiting the Advanced Plating Technologies Specifi cation Database. Below is a technical summary of specification B734 from ASTM for Copper. For more information on our full line of Copper services please visit our nickel plating services or our electroless nickel plating page. You can also request a quote or contact a member of our technical sales team for more information.
Revision: 1997
Finish: Copper
Company: ASTM
Application: Plating (electrodeposited) copper on metal surfaces for engineering purposes. (surface hardening, heat treatment stop-off, electromagnetic interferences, shielding for circuitry, joining, etc)
Appearance: Copper plating shall be smooth, continuous, uniform, & adherent. Shall not have blisters, cracks, pits, pin-holes, flaking, nodules or other defects.
Plate Thickness: Class 25 – 25um minimum coating thickness Class 20 – 20um minimum coating thickness Class 12 – 12um minimum coating thickness Class 5 – 5um minimum coating thickness Class x – Thickness as specified [um]
Strike Thickness: Not Specified
Notes: Hydrogen Embrittlement: Steel parts with hardness > 31 HRC shall require hydrogen embrittlement relief when specified.
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