HG/T 2129.5-1991 Flat covers for chemical equipment parts made of acid-resistant phenolic plastics

HG/T 2129.5-1991 Acid-resistant phenolic plastics for chemical equipment parts flat covers HG/T2129.5-1991 Standard download decompression password: www.bzxz.net

Scope of application
Chemical Industry Standard of the People's Republic of China
Flat cover of chemical equipment parts made of acid-resistant phenolic plastic
HG/T2129.5-91
This standard applies to the production cover of acid-resistant phenolic plastic towers and containers with an allowable temperature of -30℃～130C and an allowable pressure of normal pressure.
Referenced Standard
HG／T2128 Technical conditions for chemical equipment, pipes and pipe fittings made of acid-resistant phenolic plastic Type and basic dimensions
Type and basic dimensions are as specified in the following figure and table DN
Approved by the Ministry of Chemical Industry of the People's Republic of China on August 19, 1991 and implemented on January 1, 1992
Nominal diameter
(1100)
①Nominal diameters with active numbers in the table should be used as little as possible. ②The mass is calculated based on the density of -1.8kg/m3.
HG/T2129.591bZxz.net
4 Quality inspection, packaging, storage and transportation of raw materials and products 10
The quality inspection, packaging, storage and transportation of raw materials and products shall comply with the provisions of HG/T2I28. 5 Marking example
The flat cover made of acid-resistant phenolic plastic with a nominal diameter of DN=500mm is marked as: flat cover
Additional instructions:
This standard is proposed by China National Chemical Equipment Corporation HG/T2129.5-91
This standard is under the jurisdiction of the National Technical Committee for Standardization of Non-metallic Chemical Equipment. This standard was drafted by the Chemical Research and Design Institute of the War Department at its own expense. The main drafters of this standard are He Jiabing and He Jin. 10
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