Standard No.:	GB/T 47106-2026
English Name:	Guideline for unconventional water sources reuse in the iron and steel industry
Chinese Name:	钢铁工业非常规水资源回收利用指南
Chinese Classification:	H04    Basic standards and general methods
Professional Classification:	GB    National Standard
Source Content Issued by:	SAMR, SAC
Issued on:	2026-01-28
Implemented on:	2026-8-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	9000 words
Translation Price(USD):	270.0
Delivery:	via email in 1~3 business day

GB/T 47106-2026 Guideline for unconventional water sources reuse in the iron and steel industry English, Anglais, Englisch, Inglés, えいご This is a draft translation for reference among interesting stakeholders. The finalized translation (passing through draft translation, self-check, revision and verification) will be delivered upon being ordered. ICS 13.220.10 CCS H 57 National Standard of the People's Republic of China ‌GB/T 47106-2026 Guideline for unconventional water sources reuse in the iron and steel industry 钢铁工业非常规水资源回收利用指南 Issue date: 2026-01-28 Implementation date: 2027-02-01 Issued by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China the Standardization Administration of the People's Republic of China Contents Foreword 1 Scope 2 Normative References 3 Terms and Definitions 4 Basic Principles 5 Technical Content 6 Water Use Control 7 Safety and Environmental Protection Requirements Annex A (Informative) Unconventional Water Resource Recovery and Utilization Processes Bibliography Guide for Recovery and Utilization of Unconventional Water Resources in the Iron and Steel Industry 1 Scope This document provides the basic principles, technical content, water use control, and safety and environmental protection requirements for the recovery and utilization of unconventional water resources in the iron and steel industry. This document applies to the recovery and utilization of unconventional water resources in iron and steel enterprises. 2 Normative References The following documents contain provisions which, through normative reference in this text, constitute essential provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition (including any amendments) applies. GB 3097 Marine water quality standard GB 8978 Integrated wastewater discharge standard GB 13456 Discharge standard of water pollutants for iron and steel industry GB 18486 Standard for pollution control of marine disposal projects for wastewater GB/T 18920 The reuse of urban recycling water — Water quality standard for urban miscellaneous use GB/T 19923 The reuse of urban recycling water — Water quality standard for industrial uses GB/T 24067 Greenhouse gases — Carbon footprint of products — Requirements and guidelines for quantification GB/T 31327 Design specification for pretreatment system of seawater desalination membrane GB/T 31392 Technical guide for the utilization of coal mine water GB/T 32327 Technical evaluation guide for industrial wastewater treatment and reuse GB/T 33463.1 Technical specification for desalination in iron and steel industry — Part 1: Low temperature multi-effect distillation GB/T 33542 General technical requirements for multi-effect distillation seawater desalination unit GB/T 37758 Technical guide for the treatment and reuse of high salinity mine water GB/T 37764 Technical guide for the treatment and reuse of acidic mine water GB/T 39222 Guide for multi-effect distillation seawater desalination system design GB/T 41016 Water reuse guidelines — Water quality management for water reuse plants GB/T 41017 Water reuse guidelines — Technology and process evaluation methods for wastewater treatment and reuse GB/T 41018 Water reuse guidelines — Reclaimed water classification GB/T 41019 Technical guide for comprehensive utilization of mine water GB/T 42247 Water reuse guidelines — Benefit evaluation of reclaimed water use GB/T 43230 Requirements for product water quality of reverse osmosis seawater desalination GB 50014 Standard for design of outdoor wastewater engineering GB 50015 Standard for design of building water supply and drainage GB/T 50050 Code for design of industrial recirculating cooling water treatment GB 50335 Code for design of municipal wastewater reuse engineering GB 50400 Technical code for rainwater control and utilization in buildings and residential areas GB/T 50619 Code for design of seawater desalination engineering in thermal power plants GB 50672 Code for process design of comprehensive wastewater treatment plant for iron and steel enterprises GB 50721 Code for design of water supply and drainage for iron and steel enterprises GB 51174 Technical code for urban stormwater storage and regulation engineering GB 55027 Code for urban drainage engineering projects HJ 579 Technical specification for wastewater treatment engineering by membrane separation HJ 878 Self-monitoring technology guidelines for pollution sources — Iron and steel industry and coking chemical industry HJ 1083 Self-monitoring technology guidelines for pollution sources — Water treatment HY/T 074 Code for design of reverse osmosis seawater desalination engineering HY/T 0187.2 Code for design of seawater circulation cooling system — Part 2: Technical requirements for drainage NB/T 51026 Advanced treatment of coal mine water — Technical requirements for reverse osmosis process 3 Terms and Definitions For the purposes of this document, the terms and definitions given in GB/T 21534, GB/T 50050, GB 50400, GB 50721, and the following apply. 3.1 unconventional water sources Includes seawater, rainwater, reclaimed water, mine water, and brackish water with a total dissolved solids concentration greater than 2000 mg/L. NOTE: Among these, reclaimed water does not include wastewater treated and reused within the enterprise. Brackish water with a total dissolved solids concentration greater than 2000 mg/L is hereinafter referred to as brackish water in the following content of this document. [SOURCE: GB/T 21534—2021, 3.3, modified] 3.2 reclaimed water Wastewater that, after treatment, meets the water quality standards and requirements for a specific purpose and can be reused. [SOURCE: GB/T 21534—2021, 3.4] 3.3 mine water Water collected from underground water inflow, surface infiltration water, and production drainage during mine construction and mining operations. [SOURCE: GB/T 21534—2021, 3.5] 3.4 desalted water Water from which inorganic anions and cations have been removed to a certain degree. [SOURCE: GB/T 21534—2021, 4.5] 3.5 process fresh water Water that can serve as make-up water for circulating water systems or as raw water for producing softened water or desalted water. [SOURCE: GB 50721—2011, 2.0.6, modified] 3.6 water for miscellaneous use Unconventional water suitable for uses such as toilet flushing, vehicle washing, landscaping, street cleaning, firefighting, construction, and snow melting. 3.7 sea water desalination The process of removing salt from seawater to produce fresh water. [SOURCE: HY/T 203.2—2016, 2.6]