HG/T 2129.17-1991 Acid-resistant phenolic plastics for chemical equipment parts - 45° elbow at the lower edge HG/T2129.17-1991 Standard download decompression password: www.bzxz.net
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Scope of application Chemical Industry Standard of the People's Republic of China Flanged 45° elbow made of acid-resistant phenolic plastic for chemical equipment parts HG/T2129.17-91 This standard applies to flanged 45° elbows 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, enlarged view of part A Note: r>3mm at the corner not specified Approved by the Ministry of Chemical Industry of the People's Republic of China on August 19, 1991DN Implementation on January 1, 1992 Nominal diameterwwW.bzxz.Net HG/T 2129.17 - Quality inspection, packaging, storage and transportation of raw materials and products 6 Quality inspection, packaging, storage and transportation of raw materials and products shall comply with the provisions of HG/T2128. Marking example A 45° flanged elbow made of acid-resistant phenolic plastic with a nominal diameter of DN=32mm is marked as: elbow DN32HG/T2129.17-91 Additional instructions: This standard is proposed by China National Chemical Equipment Corporation. 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. 38 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.