FENGHE STOCK
FENGHE STOCK

China's Expert in Flexible Ducting Solutions

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FENGHE PRODUCTS

Fenghe Product Series

Expansion joint Valve

Single-Directional Axial Bellows Expansion Joint

Double‑acting Free‑type Bellows Expansion Joint

Pressure steel pipes (branch pipes, tees)

Pressure steel pipes (pipe fittings, elbows)

Water Hammer Relief Valve

Control valve

Air valve for water hammer prevention

Valve

Fenghe

Special Equipment (B1/B2) Manufacturing License


Become globally competitive.
Expansion joint and valve enterprises

Jiangsu Fenghe Machinery Manufacturing Co., Ltd. was established in February 2000 in Nantong, Jiangsu Province, located in Hai’an City, Nantong, along the coast of the Yellow Sea and in the heart of the Yangtze River Delta Economic Zone. For many years, the company has been recognized as a major taxpayer in Nantong City, a high‑tech enterprise, and a company that honors its contracts and upholds its creditworthiness.

Fenghe Company is a full‑process enterprise that integrates product development, design, and manufacturing. Its product portfolio includes large‑scale pressure steel pipe expansion joints, bellows expansion joints, pressure steel pipe double‑hinged expansion joints, as well as products compliant with GB/T12777–2019 “General Technical Requirements for Metal Bellows Expansion Joints,” GB/T12465–2017 “Pipeline Compensators,” and CJ/T487–2015 “Welded Sleeve Compensators for Urban Heating Pipelines.”

视频标题
25

Twenty-five years of development history

12000

Registered capital

100 +

Advanced quality inspection equipment

226

Professional Team

APPLICATION AREA

Fenghe – Empowering Industry Productivity

Long-Distance Water Diversion Project

Long-Distance Water Diversion Project

Long-distance water diversion


As a key supporting component of the pipeline system, the corrugated expansion joint plays an important role in absorbing the thermal expansion and contraction of the pipeline, alleviating the stress caused by geological settlement and compensating the displacement of the pipeline, which is directly related to the safety, stability and service life of the water conveyance project.
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Hydropower stations and pumped storage industry

Hydropower stations and pumped storage industry

Hydroelectric and pumped storage


As a "flexible protective piece" of penstock system of hydropower station, the core function of corrugated expansion joint is to adapt to the working condition characteristics of penstock, compensate the thermal expansion and contraction displacement of steel pipe due to temperature change, buffer the vibration stress caused by unit operation and water flow impact, alleviate the tensile or extrusion damage of steel pipe caused by geological settlement, and ensure the continuous and stable operation of penstock system.
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Thermal Network Engineering

Thermal Network Engineering

Thermal pipeline network


The urban heat pipe network is the "blood vessel" of the urban central heating system, the ripple compensator is the core flexible component to ensure the safe and stable operation of the pipe network, and the industry is in the key development period of the old pipe network transformation and intelligent upgrading of low-carbon transformation.
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COOPERATIVE CLIENTS

Partner Clients

China Railway Group
China Railway Construction
Chinese Architecture
China’s Space Program
China Nuclear Power
Datang Group Company
China Guodian
China Electronics
CSIC
China Huadian
China Hydropower
China’s Water Resources
China Huaneng
CMEC
China Power Investment
CGGC
China Power Construction
China Energy Engineering Corporation

NEWS INFORMATION

Focus on Fenghe Information

2025-09-28

Advantages of Large-Caliber Rod‑Type Cross‑Expansion Filter Pipes

The large-caliber rod‑type cross‑expansion filter pipe is a filtration device used in piping systems. It is typically installed at the inlet of equipment such as pressure reducing valves and relief valves to remove impurities from the medium and ensure the normal operation of valves and equipment. Its core functions include sedimentation, coarse filtration, and rod‑type expansion and adjustment, with a detachable filter cartridge design that enables convenient maintenance.

2025-09-28

Electrical Insulation Standards for Cathodically Protected Pipelines

Insulated flanges must be equipped with jumper terminals and a drain device to ensure that potential fluctuations are less than 100 mV.