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GB/T 48116-2026
Specialized instruments and meters for chemical industry—Acoustic measuring instrument for the tightness of flange bolt assembly
GB/T 48116-2026 化工专用仪器仪表 法兰螺栓副紧固度声学测量仪
- Issue date
- 2026-08-28
- Effective date
- 2027-03-01
- Standard type
- National Standards
- ICS / CCS
- 71.120.99;17.140.50 / G98
- Issuing authority
- State Administration for Market Regulation and Standardization Administration of China
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Scope
This document specifies the classification and designation, working environmental conditions, composition and basic functions, requirements, factory inspection, and marking, packaging, transportation and storage of acoustic measuring instruments for the tightness of flange bolt assemblies dedicated to the chemical industry, and describes the corresponding inspection and test methods. This document is applicable to acoustic measuring instruments for the tightness of carbon steel flange bolt assemblies that perform detection using acoustic radiation signals in the chemical industry (hereinafter referred to as "measuring instruments"). Measuring instruments in other industries may refer to this document.
Source notes
English introduction is available from the synchronized standard record.
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