Withdrawn

GB/T 18021-2000Acoustics-Methods for measuring the longitudinal sound speed and attenuation coefficient of rubbers and plastics in the frequency range 1MHz to 10MHz (English PDF)

设备及管道绝热层表面热损失现场测定表面温度法

GB/T 18021 | Evolution and historical versions

Std ID	Title	Status
GB/T 18021-2000	Acoustics-Methods for measuring the longitudinal sound speed and attenuation coefficient of rubbers and plastics in the frequency range 1MHz to 10MHz	Obsolete

GB/T 18021-2000 is obsolete. This page sells the obsolete edition, for projects and contracts that still cite it.

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Issued by

State Bureau of Quality and Technical Supervision

Level / Type

National · Recommended

Issue date

March 16, 2000

Implementation date

September 1, 2000

Scope

GB/T 18021-2000 is the English-translated version of 设备及管道绝热层表面热损失现场测定表面温度法.

GB/T 18021-2000 is the Chinese national standard "Acoustics-Methods for measuring the longitudinal sound speed and attenuation coefficient of rubbers and plastics in the frequency range 1MHz to 10MHz".

It was issued on March 16, 2000 by the State Bureau of Quality and Technical Supervision, and took effect on September 1, 2000. It is obsolete: it has been withdrawn.

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Document preview — GB/T 18021-2000

National Standard of the People's Republic of China

Issued by: State Bureau of Quality and Technical Supervision

Document data

1 Document data

Sector: National standard (Recommended).

Issuing body: State Bureau of Quality and Technical Supervision.

Date of issue: 2000-03-16.

Date of implementation: 2000-09-01.

Status: obsolete, withdrawn.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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