HG/T 4173-2011Packed towers lined with ultra-pure PFA sheet (English PDF)

HG/T 4173-2011 is the English-translated version of 超纯PFA板衬衬里填料塔.

HG/T 4173-2011 deals with packed towers lined with ultra-pure PFA sheet. It gives the terms and definitions, the product designation, the sizes, the technical requirements, the test methods and inspection rules, and the provisions for signs, packaging, transport, storage and installation. The towers in scope are those in which ultra-pure PFA sheet is bonded to the equipment as an anti-corrosion or antifouling lining, protecting the equipment from the medium or an ultra-pure medium from contamination, for design pressures from 0.1 MPa to 2.5 MPa. It does not apply to equipment heated by direct flame, equipment exposed to radiation, or equipment subject to vibration or sudden changes of temperature. GB 150, GB/T 8923, GB/T 23711.1-2009, GB/T 23711.6-2009, GB 50073-2001, HG 20202, HG/T 20678-2000 and JB/T 4735 are quoted. 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.

HG/T 4174-2011|HG/T 5824-2021|HG/T 5825-2021|HG/T 4371-2012|GB/T 4842-2026|GB/T 14599-2025

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