HG/T 2129.4-1991 Socket-type bottom cylinder for chemical equipment parts made of acid-resistant phenolic plastic

HG/T 2129.4-1991 Chemical equipment parts made of acid-resistant phenolic plastics Socket-type bottom barrel HG/T2129.4-1991 Standard download decompression password: www.bzxz.net

Scope of application
Chemical Industry Standard of the People's Republic of China
Socket-type bottom cylinders for chemical equipment parts made of acid-resistant phenolic plastic
HG/T 2129.4-91
This standard applies to socket-type bottom cylinders for equipment such as towers and containers made of acid-resistant phenolic plastic with an allowable temperature of -30℃~130 and an allowable pressure of normal pressure.
2 Reference standards
HG/T2128 Technical conditions for chemical equipment, pipes and fittings made of acid-resistant phenolic plastics 3 Types and basic dimensions
Types and basic dimensions are as specified in the following figures and tables, DwwW.bzxz.Net
Enlarged view of part A
Note: r>3mm at unmarked corners.
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 in brackets in the table should be avoided as much as possible. Note:
②The mass is calculated based on the density p=1.8kg/m
HG/T2129.4—91
Quality inspection, packaging, storage and transportation of raw materials and finished products80
The quality inspection, packaging, storage and transportation of raw materials and finished products shall comply with the provisions of HG/T.2128. 5 Marking example
Mass, kg
Height H
The symbol for the socket-type bottom cylinder made of acid-resistant phenolic plastic with nominal diameter DN=500mm and height H=1000mm is: Bottom DN500×1000HG/T2129.4--91 The symbol for the socket-type bottom cylinder made of acid-resistant phenolic plastic with nominal diameter DN=500mm, 8=24mm (non-standard thickness) and height H=1000mm is:
Bottom DN500×24×1000HG/2129.4--91 Additional instructions:
This standard was proposed by China National Chemical Equipment Corporation and is under the jurisdiction of the National Technical Committee for Standardization of Non-metallic Chemical Equipment. This standard was drafted by Chengdu Chemical Research and Design Institute and the main drafters of this standard are He Jiabing and He Jin.
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