MT/T 1256-2025 Active Industry standards-Coal

MT/T 1256-2025 Technical code for construction of ground heat exchanger system

Publish Date: 2025-06-30 Implement Date: 2025-12-30 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: MT/T 1256-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Geothermal energy

ICS Name: Integrated Energy and Heat Transfer Engineering

Publish Date: 2025-06-30

Implement Date: 2025-12-30

Pages: 20 pages

Scope

This document specifies the construction preparation of the ground-buried pipe heat exchange system, the construction of vertical buried pipes, the construction of horizontal pipes, system monitoring, inspection, commissioning and acceptance, health and safety management, and environmental protection, etc.
This document is applicable to the construction, monitoring, inspection, commissioning, acceptance, and management of ground-buried pipe heat exchange systems that use geological formations as low-temperature heat sources or heat sinks, and water or water solutions with antifreeze additives as heat transfer media, and employ heat pump technology for heating, cooling, and domestic hot water supply.

Development Information

Word Count: 23 Thousand words Pages: 20 pages

Referenced Standards

GB 50194-2014 Code for safety of power supply and consumption for construction site GB 50242-2002 Code for acceptance of construction quality of Water supply drainage and heating works GB 50243-2002 Code of acceptance for construction quality of ventilation and air conditioning works GB 50243-2016 Code of acceptance for construction quality of ventilation and air conditioning works GB 50268-2008 Code for construction and acceptance of water and sewerage pipeline works GB 50274-2010 Code for construction and acceptance of refrigeration plant and air seperation plant installation GB 50720-2011 Technical code for fire safety of construction site CJJ 101-2016 Technical specification for buried plastic pipeline of water supply engineering DZ/T 0017-1991 Engineering Geological Drilling Regulations DZ/T 0017-2023 Engineering Geological Drilling Procedures DZ/T 0260-2014 Technical specification for geothermal well drilling DZ/T 0260-2024 Technical Specifications for Geothermal Drilling JGJ 33-2012 Technical specification for safety operation of constructional machinery JGJ 46 JGJ 180-2009 Technical code for safety in earthwork of building construction NB/T 10278-2019 Shallow ground thermal energy monitoring system technical specifications

Related Standards

GB/T 3794-1983 Abolished

GB/T 3794-1983 Standard for assesment of technical proficiency and acceptahce for energy balance of industrial enterprise

Publish Date: 1983-07-06

GB/T 5623-1985 Replaced

GB/T 5623-1985 Guides for the stipulation and administration of electricity consumption norm of product

Publish Date: 1985-11-25

GB/T 6421-1986 Abolished

GB/T 6421-1986 Methods for drawing energy flow diagram of industrial enterprise

Publish Date: 1986-05-27

GB/T 6422-1986 Replaced

GB/T 6422-1986 Directives for measuring and testing energy consumption in industrial enterprises

Publish Date: 1986-05-27

GB/T 6425-1986 Replaced

GB/T 6425-1986 Nomenclature for thermal analysis

Publish Date: 1986-05-27

GB/T 8174-1987 Replaced

GB/T 8174-1987 Methods of measuring and evaluating thermal insulation effects for equipments and pipes

Publish Date: 1987-08-28