GB/T 7631.12-2014 English PDFUS$149.00 · In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 7631.12-2014: Lubricants, industrial oils and related products (class L) -- Classification -- Part 12: Family Q (Heat transfer fluids) Status: Valid GB/T 7631.12: Historical versions
Basic dataStandard ID: GB/T 7631.12-2014 (GB/T7631.12-2014)Description (Translated English): Lubricants, industrial oils and related products (class L) -- Classification -- Part 12: Family Q (Heat transfer fluids) Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: E34 Classification of International Standard: 75.100 Word Count Estimation: 5,547 Date of Issue: 2/19/2014 Date of Implementation: 6/1/2014 Older Standard (superseded by this standard): GB/T 7631.12-1994 Quoted Standard: GB/T 265; GB/T 7631.1; GB/T 23800; GB 23971-2009 Adopted Standard: ISO 6743-12-1989, NEQ Regulation (derived from): 2014 National Standards Bulletin No. 2 Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China Summary: This Standard specifies the Q Group (Heat Transfer Fluid) a detailed classification. All products included in this classification are class L (Lubricants, industrial oils and related products). This Standard should be consistent with GB/T 7631. 1 linked u GB/T 7631.12-2014: Lubricants, industrial oils and related products (class L) -- Classification -- Part 12: Family Q (Heat transfer fluids)---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. Lubricants, industrial oils and related products (class L) Classification Part 12. Family Q (Heat transfer fluids) ICS 75.100 E34 National Standards of People's Republic of China Replacing GB/T 7631.12-1994 Lubricants, industrial oils and related products (L class) classification - Part 12. Q Group (Heat Transfer Fluid) Lubricants, industrialoilsandrelatedproducts (classL) - Classification-Part 12. FamilyQ (Heattransferfluids) Issued on. 2014-02-19 2014-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordGB/T 7631 "Lubricants, industrial oils and related products (class L) Classification" is currently divided into the following sections. --- Part 1. General packet; --- Part 2. H (Hydraulic systems); Part --- Chapter 4. F group (spindle, bearings and associated clutches); Part --- Article 5. M (Metalworking); --- Part 6. R (Temporary protection against corrosion); Part --- Article 7. C group (gear); --- Part 8. X group (grease); Part --- Article 9. D (Compressors); --- Part 10. T group (turbine); Part --- Article 11. G group (rail); --- Part 12. Q group (organic heat); Part --- Article 13. A group (system-wide loss); --- Part 14. U group (heat treatment); --- Part 15. N group (insulating liquid); Part --- Article 16. P (Pneumatic tools); Part --- Article 17. E (Internal combustion engine oils). This section GB/T Part of 127,631. This section drafted in accordance with GB/T 1.1-2009 given rules. This Part replaces GB/T 7631.12-1994 "Lubricants and related products (L class) classification - Part 12. Q group (thermal conductivity Liquid), "The main technical differences compared with the GB/T 7631.12-1994 are as follows. --- Standard name was changed to "Lubricants, industrial oils and related products (L class) classification - Part 12. Q group (organic heat carrier body)" --- Products named by the movement to divide the product viscosity grade modified to allow the use of the highest temperature or maximum allowable temperature and The lowest temperature divided Grades. --- L-QE products "special applications" temperature range from "maximum allowable operating temperature> -30 ℃ and < 200 ℃" was changed to "the most Allows the use of high temperature and the lowest temperature > -60 ℃ and ≤320 ℃, while increasing footnote a "production at the lowest temperature Product kinematic viscosity should be less than 12mm2/s. ";" More specific applications, "the conditions of use by the" cooling system "to" cooling system EC or cooling/heating system. " This part of ISO 6743-12. 1989 "lubricants, industrial lubricants related products (L) class - Classification - Part 12. Q group (heat transfer Catheter) "non-equivalent degree of consistency. This part of the National Standardization Technical Committee on products and lubricant oil (SAC/TC280) proposed. This part of the National Standardization Technical Committee on Petroleum Products Lubricants oil and lubricants and fuels Technical Committee (SAC/TC280 / SC1) centralized. This section drafted by. China Petroleum & Chemical Corporation Research Institute of Petroleum. The main drafters of this section. Liang Hong. This section was first released in 1994, this is the first revision. Lubricants, industrial oils and related products (L class) classification - Part 12. Q Group (Heat Transfer Fluid)1 ScopeGB/T 7631 provisions of this part of the group Q (Heat Transfer Fluid) a detailed breakdown. All products included in this category belong to class L (Run Slip agents, industrial oils and related products). This section should be consistent with GB/T 7631.1 linked understand.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 265 Petroleum products - Determination of kinematic viscosity and calculation of dynamic viscosity GB/T 7631.1 Lubricants, industrial oils and related products (L class) classification - Part 1. Generic Packet GB/T 23800 Determination of thermal stability Heat Transfer Fluid GB 23971-2009 Heat Transfer Fluid3 using symbolsDetailed 3.1 Q group is based mainly product variety of applications in this group required to determine. 3.2 Each product code by a symbol consisting of two letters to represent. Note. The first letter of each species (Q) represents the product categories, namely organic heat carrier. When no meaning behind the letters alone. Each species is named It may be accompanied by one or a set of numbers, the specific meaning of the provisions in 3.3. 3.3 In this classification system, named after a variety of products in a uniform manner. A specific QA, QB, QC and QD products available in complete form or short form name, for example, ISO -L-QC320 or L- QC320. In both forms of the above, the numbers represent by GB/T 23800 detector determines the maximum allowable temperature. A specific QE products available full form or short form name, for example, ISO -L-QE300/-40 or L-QE300/-40. above Surface in two forms, the first part of the representative of a set of numbers by the GB/T 23800 detector determines the maximum allowable temperature (see GB 23971-2009 of 3.8), on behalf of a part of a set of numbers after GB/T 265 is detected to determine the lowest temperature.4 DetailedA detailed breakdown in Table 1. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 7631.12-2014_English be delivered?Answer: Upon your order, we will start to translate GB/T 7631.12-2014_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 2 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 7631.12-2014_English with my colleagues?Answer: Yes. 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