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GB/T 446-2023 English PDF

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GB/T 446-2023: Fully refined paraffin wax
Status: Valid

GB/T 446: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 446-2023English189 Add to Cart 3 days [Need to translate] Fully refined paraffin wax Valid GB/T 446-2023
GB/T 446-2010English199 Add to Cart 2 days [Need to translate] Fully refined paraffin wax Obsolete GB/T 446-2010
GB 446-1993English199 Add to Cart 2 days [Need to translate] Refined paraffin wax Obsolete GB 446-1993

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Basic data

Standard ID GB/T 446-2023 (GB/T446-2023)
Description (Translated English) Fully refined paraffin wax
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard E42
Classification of International Standard 75.140
Word Count Estimation 10,114
Date of Issue 2023-09-07
Date of Implementation 2024-04-01
Older Standard (superseded by this standard) GB/T 446-2010
Issuing agency(ies) State Administration for Market Regulation, National Standardization Administration

Similar standards

GB/T 4985   GB 1886.215   GB/T 11079   GB/T 2539   GB/T 254   

GB/T 446-2023: Fully refined paraffin wax

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 75.140 CCSE42 National Standards of People's Republic of China Replace GB/T 446-2010 Fully refined paraffin wax Published on 2023-09-07 2024-04-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. This document replaces GB/T 446-2010 "Fully Refined Paraffin". Compared with GB/T 446-2010, except for structural adjustments and editorial changes In addition, the main technical changes are as follows. a) Changed the scope of application (see Chapter 1, Chapter 1 of the.2010 edition); b) Added product classification (see Chapter 4); c) Added technical requirements for No. 48 fully refined paraffin wax (Ⅰ) and No. 50 fully refined paraffin wax (Ⅰ) (see Table 1); d) Changed the technical requirements for oil content (mass fraction) of fully refined paraffin (Ⅰ) (see Table 1, Table 1 of the.2010 edition); e) The technical requirements, test methods and arbitration methods for the color of fully refined paraffin wax (I) have been changed (see Table 1, Table 1 of the.2010 version); f) Changed the technical requirements for penetration of No. 60, 62, 64 and 66 fully refined paraffin (I) (see Table 1,.2010 version Table 1); g) Changed the test method and arbitration method for kinematic viscosity of fully refined paraffin wax (Ⅰ) (see Table 1, Table 1 of the.2010 edition); h) The test methods for mechanical impurities and water in fully refined paraffin wax (Ⅰ) have been changed (see footnote c of Table 1, footnote of Table 1 in the.2010 edition); i) Added technical requirements and test methods for fully refined paraffin (II) (see Table 2); j) Added sampling and batching (see Chapter 6); k) Changes in marking, packaging, transportation, storage and delivery acceptance (see Chapter 7, Chapter 5 of the.2010 edition); l) Added Appendix A (normative) "Paraffin Stability Test Method". Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents. This document is proposed and coordinated by the National Petroleum Products and Lubricants Standardization Technical Committee (SAC/TC280). This document was drafted by. China Petroleum & Chemical Corporation Dalian Petrochemical Research Institute, China Petroleum & Chemical Corporation, Dalian Northern Analytical Instrument Co., Ltd., Jiangsu Taier New Materials Co., Ltd., China National Petroleum Corporation Dalian Petrochemical Branch Company, China National Petroleum Corporation Fushun Petrochemical Branch, Sinopec Refining and Sales Co., Ltd., China Petroleum & Chemical Corporation Co., Ltd. Jingmen Branch, Sinopec Shanghai Gaoqiao Petrochemical Co., Ltd., Sinopec Jinan Branch, Maoming Branch of China Petroleum & Chemical Corporation. The main drafters of this document. Wang Shaojun, Yin Tonghua, Wang Shiyu, Ling Fengxiang, Zou Limei, Wang Haiyan, Lin Rongxing, Chen Hao, Cui Xiaoliang, Jiang Xiuhua, Su Shifu, Luo Huihong, Li Yi. The previous versions of this document and the documents it replaces are as follows. ---First published as GB 446-1964 "Refined Paraffin" in 1964, revised for the first time in 1975 and revised for the second time in 1977; ---Revised for the third time in 1987 to GB 446-1987 "Fully Refined Paraffin", and revised for the fourth time in.1993; ---The fifth revision in.2010 is GB/T 446-2010 "Fully Refined Paraffin"; ---This is the sixth revision. Fully refined paraffin wax Warning---If appropriate precautions are not taken, the product to which this document belongs may be dangerous during production, storage, transportation and use. The use of this document may involve certain hazardous materials, equipment and operations. This document is not intended to provide all safety issues related to this product. Make suggestions. Users are responsible for taking appropriate safety and health measures and ensuring compliance with the conditions stipulated in relevant national regulations.

1 Scope

This document specifies the product classification, technical requirements and test methods, sampling and batching, marking, packaging, transportation, storage and Delivery acceptance. This document applies to petroleum distillates as raw materials, obtained by physical separation and deep refining, etc., used in craft candles and electronic industries. Paraffin wax in the fields of industry, aerospace, construction and building materials, electric power industry, precision casting, coatings and other fields.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document. GB/T 265 Petroleum products kinematic viscosity determination method and dynamic viscosity calculation method GB/T 2539 Determination of melting point of petroleum waxes by cooling curve method GB/T 3554 Petroleum wax oil content determination method GB/T 3555 Determination of Saybolt Color of Petroleum Products Saybolt Colorimeter Method GB/T 4756 Manual sampling method for petroleum liquids GB/T 4985 Petroleum wax penetration method GB/T 7363 Test method for condensed ring aromatic hydrocarbons in petroleum wax GB/T 30515 Method for determination of kinematic viscosity and calculation method of dynamic viscosity of transparent and opaque liquid petroleum products NB/SH/T 0164 Rules for packaging, storage, transportation and delivery acceptance of petroleum and related products NB/SH/T 0407 Petroleum wax water-soluble acid or alkali test method NB/SH/T 0707 Determination of benzene and toluene content in paraffin wax by headspace sampling gas chromatography method NB/SH/T 0905 Automatic tristimulus value method for determination of color of petroleum products SH/T 0229 Sampling method for solid and semi-solid petroleum products SH/T 0404 Paraffin Photostability Determination Method SH/T 0414 Petroleum wax odor test method

3 Terms and definitions

There are no terms or definitions to be defined in this document.

4 product categories

Fully refined paraffin is based on oil content, color quality indicators and whether it has requirements for benzene content, toluene content, stability and condensed aromatic hydrocarbon technical indicators.
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