Page 62 - PCMI Journal July 2018

Araz Ardehali Barani | Manager Development and Quality Precision Strip Zapp Precision Metals GmbH | DE | The Effect of Metallurgical Features on the Etching Performance of Stainless Steels and Iron Nickel Alloys
5/29/18
PCMI 2018: The effect of metallurgical features on the etching performance of stainless steels and iron nickel alloys
The scope the presentation is
_ The essential strip properties presented at the PCMI in 2017 (Chicago). _ The focus of the present talk is on the influence of microstructure on etching
performance
Steel Strip properties
Surface roughness
Residual stress
May 14, 2018 | Technology PRECISION STRIP | Araz Barani | Page 2
Photo Chemical Processing
Coating Resolution
Application
Resolution
Resolution Shape
Chemical composition
Etching speed
Chemical, mechanical, physical properties
Microstructure Etching speed Final shape and function Resolution
Shape
Resolution
Ease of processing
Resolution
Surface defects
Etching defects Resolution
Dimensional stability
PCMI 2018: The effect of metallurgical features on the etching performance of stainless steels and iron nickel alloys
Content
_ What can a steel supplier do to minimize the variation in the etching process?
_ Control of grain size and texture
_ Tailored martensitic microstructure for optimum etching result and further material properties
_ What can we offer to the PCMI community?
May 14, 2018 | Technology PRECISION STRIP | Araz Barani | Page 3
Issue 131
July 2018 PCMI Journal 61
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