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Annuo Galvanizing
Engineering Corrosion Protection Since 1998

Global provider of Hot Dip Galvanizing Plants, Zinc Kettles, and Environmental Protection Systems. Over 30 complete plants built worldwide.

Explore Our Solutions

About Hebei Annuo

Hebei Annuo Automation Technology Co., Ltd. is a global provider of Hot Dip Galvanizing Plants and comprehensive solutions. Founded in 1998, we bring over 20 years of specialized experience in the galvanizing industry.

We have successfully designed, manufactured, and commissioned more than 30 complete hot dip galvanizing plants across China and international markets. Our expertise spans general batch galvanizing, tube/pipeline systems, guardrail production, and custom-engineered solutions.

1998
Founded
30+
Plants Built
20+
Years Experience
Global
Reach
Galvanizing Plant Zinc Kettle Equipment Plant View

Our Products

Complete range of hot dip galvanizing systems, environmental protection equipment, and auxiliary machines engineered for durability and efficiency.

General Batch Hot Galvanizing Plant

General Batch Hot Galvanizing Plant

Custom-designed plants based on part size, output, workshop dimensions, and environmental requirements. Ideal for scaffolds, tubes, and structural components.

  • • Max part size configurable
  • • Full chemical pretreatment line
  • • Integrated environmental systems
Tube/Pipe Galvanizing Plant

Tube/Pipe Galvanizing Plant

Fully automatic system for galvanizing water and gas pipes with diameters from 1/2” to 8” and lengths from 4.5m to 7.5m.

  • • Fully automated process
  • • High throughput design
  • • Precision spin galvanizing
Guardrail Galvanizing Plant

Guardrail Barrier Galvanizing Plant

Specialized solution for continuous galvanizing of highway guardrails and safety barriers with high durability coating.

  • • Continuous line design
  • • High-speed processing
  • • Uniform zinc coating
Zinc Kettle

Zinc Kettle

High-quality alloy steel kettles designed for long service life under extreme thermal cycling conditions.

  • • Custom sizes available
  • • High-temperature resistant
  • • Leak-tested before shipment
Galvanizing Furnace

Galvanizing Furnace

Efficient heating systems with precise temperature control for consistent zinc bath performance.

  • • Gas or electric options
  • • Energy-efficient design
  • • PLC temperature control
Flue Gas Heat Economizer

Flue Gas Heat Economizer

Recovers waste heat from furnace exhaust to preheat process water or air, improving energy efficiency.

  • • Up to 30% energy savings
  • • Corrosion-resistant materials
  • • Compact modular design
Waste Acid Treatment System

Waste Acid Treatment System

Neutralization and recovery system for spent pickling acids, reducing environmental impact.

  • • Acid regeneration capability
  • • Automated pH control
  • • Low chemical consumption
Zinc Ash Recovery Furnace

Zinc Ash Recovery Furnace

Recovers valuable zinc from dross and ash, reducing material loss and operational costs.

  • • High recovery rate (>85%)
  • • Continuous operation
  • • Low energy consumption
Centrifugal Machine

Centrifugal Machine

For spin galvanizing small parts and pipes to achieve uniform, controlled zinc coating thickness.

  • • Variable speed control
  • • Heavy-duty construction
  • • Safety interlocks
PP Scrubber

PP Scrubber

Polypropylene wet scrubber for removing acid mists and particulates from exhaust gases.

  • • High removal efficiency
  • • Corrosion-proof construction
  • • Low maintenance
Molten Zinc Storage Tank

Molten Liquid Zinc Holding Tank

Insulated storage tanks for maintaining molten zinc at optimal temperature between operations.

  • • Thermal efficiency
  • • Temperature stability
  • • Safety monitoring
Flux Regeneration System

Flux Regeneration System

Recovers and purifies flux solution, reducing chemical consumption and waste generation.

  • • Continuous regeneration
  • • Reduced operating costs
  • • Improved coating quality

Why Choose Annuo?

Proven Reliability

Over 20 years of field-proven designs and 30+ successfully commissioned plants worldwide.

Custom Engineering

Tailored solutions designed to your specific production needs and site constraints.

Environmental Focus

Integrated waste treatment and emission control systems for sustainable operations.

Global Support

Commissioning, training, and technical support available worldwide.

Our Projects

General Galvanizing Plant - Henan

Completed in 2018

  • Zinc Kettle: 13500x2200x3500mm
  • Parts: Scaffolds, tubes, etc.
  • Scope: Complete plant supply

Hot Dip Galvanizing Plant - Fujian

Project details available upon request

  • Scope: Full system integration
  • Application: Structural steel
  • Capacity: High-volume production

Steel Structure Plant - Shandong

Built in 2020

  • Zinc Kettle: 8500x1700x2600mm
  • Lines: 4 complete galvanizing lines
  • Parts: Scaffolds, tubes, etc.

Latest News

Mar. 28, 2023

How To Do If Zinc Kettle Is Leaking Zinc Solution?

When a zinc kettle is in operation and white smoke is suddenly coming out of the chimney, this is an indication that the zinc kettle is leaking zinc at some point.

Mar. 14, 2023

6 Points of Difference Between Hot And Cold Galvanizing

Key differences in process, coating thickness, durability, cost, and application methods between hot-dip and cold galvanizing techniques.

Feb. 27, 2023

Waste Water Treatment Processes Explained

Overview of aerobic and anaerobic sewerage treatment processes used in galvanizing plant effluent management.

Get in Touch

Have a project in mind? Need technical specifications or a quote? Contact us today for expert consultation.

Email

hebeiannuo@163.com

Phone

+86 13703117050

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