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GB/T 30839.45-2015 English PDF

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GB/T 30839.45-2015: Energy consumption grading for industrial electroheat installations -- Part 45: Box-type quenching resistance furnace
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GB/T 30839.45-2015English169 Add to Cart 3 days [Need to translate] Energy consumption grading for industrial electroheat installations -- Part 45: Box-type quenching resistance furnace Valid GB/T 30839.45-2015

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Basic data

Standard ID GB/T 30839.45-2015 (GB/T30839.45-2015)
Description (Translated English) Energy consumption grading for industrial electroheat installations -- Part 45: Box-type quenching resistance furnace
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard K61
Classification of International Standard 25.180.10
Word Count Estimation 8,876
Date of Issue 2015-09-11
Date of Implementation 2016-04-01
Quoted Standard GB/T 2900.23-2008; GB/T 10066.1-2004; GB/T 10066.4-2004; GB/T 13324-2006; GB/T 30839.1-2014
Regulation (derived from) National Standard Announcement 2015 No.25
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 box-type resistance furnace quenching unit energy consumption classification and general requirements, including the box-type resistance furnace quenching and grading unit energy consumption, energy consumption parameters, the range of energy, power classification parameters and indicators developed and a measurement method. This Standard applies to determine the carburizing, carbonitriding oil quenching and heat treatment such as box-type resistance furnace quenching and grading unit energy consumption indicators.

GB/T 30839.45-2015: Energy consumption grading for industrial electroheat installations -- Part 45: Box-type quenching resistance furnace


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Energy consumption grading for industrial electroheat install.Part 45. Box-type quenching resistance furnace ICS 25.180.10 K61 National Standards of People's Republic of China Industrial electric heating device energy consumption classification Part 45. box quenching resistance furnace Part 45. Box-typequenchingresistancefurnace 2015-09-11 release 2016-04-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released Directory Preface III 1 Scope 1 2 normative reference document 1 3 Terms and definitions 1 4 energy consumption parameters 2 5 energy consumption range 2 Classification of energy consumption parameters and their indicators 7 Test method 4

Foreword

GB/T 30839 "industrial electric heating device energy sharing" existing 14 parts. - Part 1. General requirements; - Part 2. Three - phase steelmaking arc furnace; - Part 21. ladle refining furnaces; - Part 31. Medium frequency unintentional induction furnace; - Part 32. Voltage - type frequency conversion of multiple intermediate frequency unintentional induction furnace complete sets of equipment; - Part 33. Frequency unintentional induction furnace; - Part 34. Power frequency induction furnace; - Part 4. Indirect resistance furnace; - Part 41. push - type resistance heating units; - Part 42. Pit type resistance furnace; - Part 43. Box resistance furnace; - Part 44. Trolley resistance furnace; - Part 45. Box quenching resistance furnace; - Part 46. Single crystal furnaces. Other parts will be developed as needed. This part is part 45 of GB/T 30839 and is used in conjunction with Part 1. This part is drafted in accordance with the rules given in GB/T 1.1-2009. This part is made by China Electrical Equipment Industry Association. This part of the National Industrial Electric Heating Equipment Standardization Technical Committee (SAC/TC121) centralized. This part of the main drafting unit. Xi'an Electric Furnace Research Institute Co., Ltd., China Metallurgical Electric Furnace Engineering Technology Center, the national electric furnace quality supervision and inspection Center, Shaanxi Province Electric Furnace Engineering Technology Research Center. This part of the main drafters. Zhang Jianhua, Yuan Fanglan, Zhu Lin. Industrial electric heating device energy consumption classification Part 45. box quenching resistance furnace

1 Scope

This part of GB/T 30839 specifies the general requirements for box-type quenching resistance furnace and its unit energy consumption classification, including box quenching resistance Furnace and its unit energy consumption classification, energy consumption parameters, energy consumption range, energy consumption parameter classification and index formulation and measurement methods. This part is suitable for carburizing, carbonitriding and oil quenching and other heat treatment box quenching resistance furnace and its unit energy consumption classification indicators to determine.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. Electrotechnical terminology - Industrial electrothermal installations GB/T 2900.23-2008 Test methods for electroheat installations - Part 1. Generic section GB/T 10066.1-2004 Test methods for electric heating equipment - Part 4. Indirect resistance furnaces GB/T 10066.4-2004 Terminology of heat treatment equipment GB/T 13324-2006 Industrial electrothermal installations - Energy sharing - Part 1. General requirements GB/T 30839.1-2014

3 terms and definitions

GB/T 30839.1-2014, GB/T 13324-2006 Definitions and the following terms and definitions apply to this document. 3.1 Rated insulation loss (electric) ratedstand-bylosses (inelectroheat) The rated value of the heat loss power when the heating device is in a thermally stable state at the rated temperature. [GB/T 2900.23,841-21-38] 3.2 Comparable unit power consumption (comparable unit consumption) comparablespecificconsumption According to the product material, heating process and the use of different furnace gas, according to the relevant provisions of the process coefficient, production category coefficient and filling system The number of options, the box quenching resistance furnace after the product quality converted into comparable standard product quality (equivalent to quality), calculated the actual students Production and power consumption and product quality equivalent ratio. The unit is kWh per ton (kWh/t). 3.3 Empty furnace loss no-loadpowerloss The power lost in the heat stabilized state at the rated operating temperature of the furnace section of the furnace without the load furnace, in kilowatts (kW). [GB/T 10066.4-2004, 3.9, modified] 3.4 Empty furnace loss ratio ratioofno-loadpowerlosstoratedpower Resistance furnace empty furnace loss (P0) and rated power (Pn) percentage,%.

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