HG/T 2129.25-1991 Two-way equal-diameter pipe joints for chemical equipment parts made of acid-resistant phenolic plastics
Basic Information
Standard ID:
HG/T 2129.25-1991
Standard Name: Two-way equal-diameter pipe joints for chemical equipment parts made of acid-resistant phenolic plastics
Chinese Name:
耐酸酚醛塑料制化工设备零部件 双向等径管接头
Standard category:Chemical industry standards (HG)
state:in force
Date of Release1991-08-19
Date of Implementation:1992-01-01
standard classification number
Standard ICS number:Chemical Technology>>Chemical Equipment>>71.120.99 Other Chemical Equipment
Standard Classification Number:Chemical Industry>>Chemical Machinery and Equipment>>G91 Chemical Machinery and Equipment Parts
Publication information
other information
Introduction to standards:
HG/T 2129.25-1991 Bidirectional equal-diameter pipe joints for chemical equipment parts made of acid-resistant phenolic plastics HG/T2129.25-1991 Standard download decompression password: www.bzxz.net
Some standard content:
Scope of application
Chemical Industry Standard of the People's Republic of China
Two-way equal-diameter pipe joints for chemical equipment parts made of acid-resistant phenolic plastic
HG/T2129.25-91
This standard applies to two-way equal-diameter pipe joints made of acid-resistant phenolic plastic with an allowable temperature of -30℃~130 and an allowable pressure as specified in the table below.
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, mm
Nominal diameterbZxz.net
Approved by the Ministry of Chemical Industry of the People's Republic of China on August 19, 1991tFs
Allowable pressure at room temperature
MPa(kgf/cm2)
Implemented on January 1, 1992
HG/T2129.25-91
Quality of raw materials and products Quality inspection, packaging, storage and transportation of raw materials and finished products should comply with the provisions of HG/T2128. Marking example
Bidirectional equal-diameter pipe joints made of acid-resistant phenolic plastic with a nominal diameter of DN=20mm are marked as DN20HG/T2129.25--91
Pipe joints
Additional instructions:
This standard was proposed by China National Chemical Equipment Corporation, and this standard 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. 54
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