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GB/T 32962-2025Technical specifications for waste heat recovery utilization of sintering (English PDF)

烧结余热回收利用技术规范

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 31, 2025

Implementation date

May 1, 2026

Scope

GB/T 32962-2025 is the English-translated version of 烧结余热回收利用技术规范.

GB/T 32962-2025 is the Chinese standard "Technical specifications for waste heat recovery utilization of sintering". Its scope clause reads: This document specifies the resource classification, basic principles and methods for cascaded comprehensive utilization, and process flow for sintering waste heat recovery and utilization.

Process, technical requirements, and evaluation indicators for operation. This document applies to the design, construction, operation, and acceptance of new and renovated sintering waste heat recovery and utilization projects in steel enterprises. Its clauses include terms and definitions.

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Document preview — GB/T 32962-2025

National Standard of the People's Republic of China

ICS: 77.010
Classification: H 04
Replacing: GB/T 32962-2016

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 Normative references
3 Terms and Definitions
3.1 Waste heat of sintering flue gas
3.2 Waste heat of sintering cooling system
3.3 Waste heat of sintering machine tail gas
3.4 Waste heat steam drag of sintering

1 Scope

This document specifies the resource classification, basic principles and methods for cascaded comprehensive utilization, and process flow for sintering waste heat recovery and utilization.

Process, technical requirements, and evaluation indicators for operation.

This document applies to the design, construction, operation, and acceptance of new and renovated sintering waste heat recovery and utilization projects in steel enterprises.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated references are provided.

For this document, only the version corresponding to the specified date applies; for undated references, the latest version (including all amendments) applies.

In this document.

GB/T 1028 Evaluation Methods for Industrial Waste Energy Resources

GB/T 13234 Method for Calculating Energy Savings by Energy-Using Units

GB/T 16157 Determination of particulate matter and sampling methods for gaseous pollutants in exhaust gas from stationary sources

GB/T 28750 General Technical Rules for Energy Saving Measurement and Verification

GB/T 32045 Guidelines for the Implementation of Energy Saving Measurement and Verification

GB/T 39091 Guidelines for Comprehensive Utilization of Industrial Waste Heat in Stages

GB 50126-2008 Construction Specification for Thermal Insulation Engineering of Industrial Equipment and Pipelines

GB 50231 General Specification for Construction and Acceptance of Mechanical Equipment Installation Engineering

GB 50236-2011 Construction Specification for Welding Engineering of On-site Equipment and Industrial Pipelines

GB 50275 Construction and Acceptance Specifications for Installation Engineering of Fans, Compressors and Pumps

GB 50316 Code for Design of Industrial Metal Piping

3 Terms and Definitions

The terms and definitions defined in GB/T 1028 and GB/T 13234, as well as the following terms and definitions, apply to this document.

3.1 Waste heat of sintering flue gas

Sensible heat from flue gas generated during the exhaust sintering and roasting process that is technically recoverable.

3.2 Waste heat of sintering cooling system

Sensible heat from technically recoverable waste gas generated during the cooling process of hot sintered ore.

3.3 Waste heat of sintering machine tail gas

Sensible heat from technically recoverable waste gas generated during the crushing of sintered cakes.

3.4 Waste heat steam drag of sintering

The steam generated from the sintering waste heat recovery directly drives the main exhaust fan.

GB/T 37390 | GB/T 36025 | GB/T 36023 | GB/T 32971 | GB/T 32956 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.

Referenced standards

Normative references

Editions of GB/T 32962

Edition	Title	Revision	Status
GB/T 32962-2025	Technical specifications for waste heat recovery utilization of sintering	current edition	Current
GB/T 32962-2016	Technical specifications for waste heat recovery and utilization of sintering	previous edition	In force

This page sells the current edition, GB/T 32962-2025. Earlier editions are listed for reference only.

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