HG/T 4172-2011Shell-and-tube polytetrafluoroethylene heat exchangers (English PDF)

HG/T 4172-2011 is the English-translated version of 管壳式聚四氟乙烯换热器.

HG/T 4172-2011 is the Chinese chemical industry standard for shell-and-tube heat exchangers made of polytetrafluoroethylene. It classifies these exchangers and sets the requirements they must meet, the test methods used to check them, the inspection rules, and the provisions for marking, packaging, transport and storage. It covers exchangers manufactured with polytetrafluoroethylene as the heat-transfer material. The catalogue places it under Chinese classification G94 and international classifications 71.120 and 83.140, chemical equipment together with rubber and plastics products. It is applied with GB/T 1033.1, GB/T 1040.1, GB/T 1041, GB/T 9341, HG/T 2902, HG/T 20592-2009, JB/T 4735 and QB/T 3624. Issued on 20 December 2011, it has applied since 1 July 2012.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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