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HG/T 6203-2023Optical functional films - Low orientation angle polyester films (English PDF)

光学功能薄膜 低取向角聚酯薄膜

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

December 29, 2023

Implementation date

July 1, 2024

Scope

HG/T 6203-2023 is the English-translated version of 光学功能薄膜 低取向角聚酯薄膜.

HG/T 6203-2023 is the Chinese chemical industry standard covering optical functional films - Low orientation angle polyester films. It was issued on 29 December 2023 and has been in force since 1 July 2024, as a first edition.

The document is under the responsibility of the Ministry of Industry and Information Technology. This page is published from the official record of the 2023 edition.

The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.

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Document preview — HG/T 6203-2023

National Standard of the People's Republic of China

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Contents

  • [Preview only]
  • 1 Scope
  • 1.1 Terms
  • 2 Normative References
  • 2.1 Layout principle
  • 2.2 General requirements
  • 2.3 Example of layout
  • 3 Clear distance, clearance and relevant elevations
  • 4 Operating platform and ladder
  • 5 Other requirements of layout design
  • 6 Layout of horizontal vessels
  • 7 Layout of vertical vessels and reactors
  • 8 Layout of heating furnace
  • 9 Layout of centrifugal compressor

1 Foreword

HG/T 6203-2023 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 29 December 2023 and has been in force since 1 July 2024.

The HG/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.

The document runs to 15 pages in English translation.

2 Scope Preview

HG/T 6203-2023 carries no ICS number and no Chinese Standard Classification code.

This catalogue holds 6,854 other HG/T standards.

Of the 2,593 HG/T standards that do carry an ICS number, 1,629 (63%) fall under ICS 71, in the field of chemical technology.

3 About this standard

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

English translation: about 15 pages

4 Related standards

Standards on related subjects:

GB/T 6324.3-2011 — Test method of organic chemical products -- Part 3: Determination of permanganate-reducing substances

GB/T 6324.2-2004 — Test method of organic chemical products -- Part 2: Determination of dry residue after evaporation on a water bath for volatile organic liquids

GB/T 6324.1-2004 — Test method of organic chemical products -- Part 1: Water miscibility test of liquid organic chemical products

HG/T 6206-2023 — Optical functional films - Optical prism films without protective film

HG/T 6205-2023 — Optical functional films - Transparent films against laser eavesdropping

HG/T 6204-2023 — Optical polyester films - Test method for surface oligomers

5 Classification and status

Prefix HG/T: recommended standard.

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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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