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GB 38449-2019 English PDF (GB38449-2019)

GB 38449-2019 English PDF (GB38449-2019)

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GB 38449-2019: Minimum allowable values of energy efficiency and energy efficiency grade of regenerative rolling reheating furnace

This Standard specifies energy efficiency grade, minimum allowable values of energy efficiency and test methods of regenerative rolling reheating furnace. This Standard is applicable to continuously-running regenerative rolling reheating furnace that uses blast furnace gas and mixed gas as fuel, including pusher-type reheating furnace, walking-type reheating furnace and rotary hearth reheating furnace.
GB 38449-2019
NATIONAL STANDARD OF THE
PEOPLE REPUBLIC OF CHINA
ICS 27.010
F 01
Minimum allowable values of energy efficiency and
energy efficiency grade of regenerative rolling
reheating furnace
ISSUED ON: DECEMBER 31, 2019
IMPLEMENTED ON: JULY 01, 2020
Issued by: State Administration for Market Regulation e;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Terms and definitions ... 4
4 Energy efficiency grade ... 5
5 Technical requirements ... 7
6 Test methods ... 7
Foreword
This Standard was drafted in accordance with the rules given in GB/T 1.1-2009. This Standard was proposed by and shall be under the jurisdiction of
Standardization Administration of the People's Republic of China.
The drafting organizations of this Standard: University of Science and
Technology Beijing, Shenwu Technology Group Co., Ltd., China National
Institute of Standardization, Beijing Dingxin Ganglian Science and Technology Collaborative Innovation Research Institute, Metallurgical Industry Planning Institute, Beijing-Tianjin-Hebei Iron and Steel Alliance (Qian'an) Collaborative Innovation Research Institute, CECEP Consulting Co., Ltd.
Main drafters of this Standard: Pan Chongchao, Xia Dehong, Wu Daohong,
Chen Haihong, Li Xinchuang, Chang Yujie, Song Fangfang, Jiang Zeyi, Liu Yusong, Xiong Chao, Jiang Binfan, Song Tiejun, Zhang Hongwei, Tian Zhibin. Minimum allowable values of energy efficiency and
energy efficiency grade of regenerative rolling
reheating furnace
1 Scope
This Standard specifies energy efficiency grade, minimum allowable values of energy efficiency and test methods of regenerative rolling reheating furnace. This Standard is applicable to continuously-running regenerative rolling reheating furnace that uses blast furnace gas and mixed gas as fuel, including pusher-type reheating furnace, walking-type reheating furnace and rotary hearth reheating furnace.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 13338, Basic rules for the measurement and calculation of thermal
equilibrium of fuel-fired furnace in industry
GB 17167, General principle for equipping and managing of the measuring instrument of energy in organization of energy using
GB/T 17195, Industrial furnace terminology
GB 50486, Code for design of industrial furnaces in iron & steel works
YB/T 4209, Regenerative combustion technical specification of iron and steel industry
YB/T 4242, Technical specification energy saving design for reheating
furnace of steel rolling in iron and steel works
3 Terms and definitions
For the purposes of this document, the terms and definitions defined in GB/T

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