Standard No.:	GB 21256-2025
English Name:	Norm of energy consumption per unit production of main individual-process of crude steel manufacturing process
Chinese Name:	粗钢生产主要工序单位产品能源消耗限额
Chinese Classification:	F01    Technical management
Professional Classification:	GB    National Standard
Source Content Issued by:	SAMR; SAC
Issued on:	2025-06-30
Implemented on:	2026-7-1
Status:	to be valid
Superseding:	GB 21256-2013 The norm of energy consumption per unit product of major individual―process of crude steel manufacturing process GB 32050-2015 Norm of energy consumption per unit product of steel making electric arc furnace
Target Language:	English
File Format:	PDF
Word Count:	6500 words
Translation Price(USD):	195.0
Delivery:	via email in 1~3 business day

本文件规定了粗钢生产主要工序单位产品能源消耗（以下简称单位产品能耗)限额等级、技术要求、统计范围和计算方法。
本文件适用于钢铁企业进行烧结工序、球团工序、高炉工序、转炉工序和电弧炉工序单位产品能耗的计算、评价，以及新建、改建项目的能耗控制。