title>HG/T 2129.6-1991 Oval heads for chemical equipment parts made of acid-resistant phenolic plastics - HG/T 2129.6-1991 - Chinese standardNet - bzxz.net
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HG/T 2129.6-1991 Oval heads for chemical equipment parts made of acid-resistant phenolic plastics
Basic Information
Standard ID:
HG/T 2129.6-1991
Standard Name: Oval heads for chemical equipment parts made of acid-resistant phenolic plastics
HG/T 2129.6-1991 Acid-resistant phenolic plastics for chemical equipment parts, oval heads HG/T2129.6-1991 Standard download decompression password: www.bzxz.net
Some standard content:
Scope of application Chemical Industry Standard of the People's Republic of China Oval heads of chemical equipment parts made of acid-resistant phenolic plastic HG/T2129.6-91 This standard applies to oval heads of acid-resistant phenolic plastic with an allowable temperature of -30 to 130°C and an allowable pressure as specified in the table below? Reference standards HG/T2128 Technical conditions for chemical equipment, pipes and fittings made of acid-resistant phenolic plastic Type and basic dimensions Type and basic dimensions are as specified in the figure and table below. Note: r>3mm at the corner not marked. Approved by the Ministry of Chemical Industry of the People's Republic of China on August 19, 1991 and implemented on January 1, 1992bzxz.net Nominal diameter ((650) HG/T2129.6—91 ①The nominal diameters in brackets in the table should not be used as much as possible②The mass is calculated based on the density p=1.8kg/m3, The normal temperature referred to in this standard is the atmospheric temperature, the normal pressure referred to is the atmospheric pressure, ④For the allowable pressures under other working conditions, see the technical conditions of HG/T2128, Appendix C Quality inspection, packaging, storage and transportation of raw materials and productshe Raw materials and products The quality inspection, packaging, storage and transportation of products shall comply with the provisions of HG/T2128. 5 Marking example Oval end cap made of acid-resistant phenolic plastic with a nominal diameter of DN=500mm, its marking symbol is: End cap DN500HG/T2129.6--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. The main drafters of this standard are He Jiabing and He Jin. Quality Allowable pressure at room temperature MPa(kgf/cm\) 0.15 (1.5) 0. 13 (1.3) Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.