Chemical Resistance Of Stainless Steel Fronts; Handling Of Stainless Steel Surfaces - Siemens SIMATIC HMI IPC677C Operating Instructions Manual

Service and maintenance

11.3 Chemical resistance of stainless steel fronts

8. Wipe off the edges using household paper.
9. Clean the stainless steel surface with a neutral, alkaline cleaner or, if necessary, with a
11.3 Chemical resistance of stainless steel fronts
Front membrane
The resistance of the front membrane to various chemicals was tested to DIN 42 115,
section 2. The front membrane is resistant to the chemicals listed below:
● Alcohol
● Diluted acids
● Diluted caustic solutions
● Ester
● Hydrocarbons
● Household cleaners
11.4

Handling of stainless steel surfaces

Resistance
Information on the resistance of stainless steel:
● The stainless steel surface is not fully resistant to the chemicals listed below:
Do not clean the stainless steel surface with these chemicals or with similar acids or caustic
solutions.
● Acid steam develops, for example, when tiles are cleaned with hydrochloric acid, and is
● Clean the stainless steel surface with a neutral, alkaline cleaner or, if necessary, with a
116
caustic cleaner which does not contain active chlorine. Additional information is available
in the section "Handling of stainless steel surfaces (Page 116)".
– Hydrochloric acid
– Sulphuric acid
– Caustic soda
– Chlorine
– Chloride
also harmful to the stainless steel. If the stainless steel parts are unintentionally
contaminated with hydrochloric acid, rinse these off immediately with plenty of water.
caustic cleaner which does not contain active chlorine.
SIMATIC HMI IPC677C
Operating Instructions, 04/2013, A5E02722710-04