In 2003, Suzhou Baohua participated in the drafting of the national standard GB / t9129-2003 "technical conditions of non-metallic flat gasket for pipe flange" (one of the main drafters), which has been implemented at present.
The standard specifies the technical requirements, inspection, marking, packaging and storage of non-metallic flat gasket for pipe flange. This standard is applicable to non-metallic flat gasket for pipe flange specified in GB / T 9126.
Standard No.: GB / T 9129-2003
Chinese Standard Name: technical conditions of non-metallic flat gasket for pipe flange
Substitute Standard No.: GB / T 9129-1988 technical conditions of asbestos rubber gasket for steel pipe flange,
Standard introduction:
This standard specifies the technical requirements, inspection, marking, packaging and storage of non-metallic flat gasket for pipe flange. This standard is applicable to non-metallic flat gasket for pipe flange specified in GB / T 9126.
International standard classification No.: 23.040.80
China Standard Classification No.: j15
Standard status: confirm valid
Date of issue: April 29, 2003
Implementation date: December 1, 2003
First issue date: April 25, 1988
English Standard Name: specifications of non metallic flat masks for pipe flags
Review confirmation date: October 14, 2004
International Standard No.: ISO 7483:1991 is adopted,
Adoption: NEQ
Adopt international standard: ISO
Standard category: National Standard
Standard pages: 8
Competent department: 604-1 China Machinery Industry Federation
Centralized management unit: 469-237 national pipeline accessories Standardization Technical Committee
Drafters: Gu Boqin, Chen Lin, Ma Zhigang, ye Baolong, Zhang Lin, Zhao Zhijun, Tian Yuqiu, Li Junying
Drafted by: Institute of Mechanical Science
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