According IEC 62561-2 it is alloweed
The only reference for stainless steel strike termination devices is in regards to Heavy-Duty stacks found in Chapter 6, Paragraph 3. Under Chapter 4 requirements, the only acceptable air terminal materials are copper (including bare, tinned or lead-coated) and aluminum.
Sir, thank very much for your answer.Ramon
Enviado desde mi dispositivo Samsung
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