HG/T 2129.21-1991 Right angle equal diameter tees for chemical equipment parts made of acid-resistant phenolic plastics
Basic Information
Standard ID:
HG/T 2129.21-1991
Standard Name: Right angle equal diameter tees 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 直角等径三通
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 2129.21-1991 Chemical equipment parts made of acid-resistant phenolic plastics Right angle equal diameter tees HG/T2129.21-1991 Standard download decompression password: www.bzxz.net
Some standard content:
Scope of application
Chemical industry standard of the People's Republic of China
Right angle equal diameter tees made of acid-resistant phenolic plastic chemical equipment parts
HG/T2129.21-91
This standard applies to right angle equal diameter tees 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 plastic 3 Type and basic dimensions
Type and basic dimensions are as specified in the figure and table below. Note: Corners not specified>3mm
Ministry of Chemical Industry of the People's Republic of China 199108-19 Approved 1992-01-0 1 Implementation
Nominal diameter
Quality inspection of raw materials and products,
HG/T2129.21-91
Packaging, storage and transportation
Quality inspection of raw materials and products, packaging, storage and transportation shall comply with the provisions of HG/T2128, 5 Marking example
Right-angle equal-diameter tee made of acid-resistant phenolic plastic with nominal diameter DN=20mm, its marking symbol is tee DN20HG/T2129.21-91
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. The main drafters of this standard are He Jiabing and He Jin. 46Www.bzxZ.net
Allowable pressure with temperature
MPa(kgf/cm)
0. 60 (6)
0. 40 (4)
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