NF EN ISO 7235

July 1995

Standard Cancelled

Acoustics. Measurement procedures for ducted silencers. Insertion loss, flow noise and total pressure loss.

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Main informations

Collections

National standards and national normative documents

Publication date

July 1995

Number of pages

34 p.

Reference

NF EN ISO 7235

ICS Codes

91.120.20 Acoustics in building. Sound insulation

91.140.30 Ventilation and air-conditioning systems

Classification index

S31-127

Print number

1 - juillet 1995

International kinship

ISO 7235:1991

European kinship

EN ISO 7235:1995

Standard replaced by (1)

NF EN ISO 7235

April 2004

Standard Cancelled

Acoustics — Laboratory measurement procedures for ducted silencers and air-terminal units — Insertion loss, flow noise and total pressure loss

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