Steel Industry
Steel Manufacturing Solutions by Greenox Gases
Complete Gas Technologies for Steel Production
Greenox Gases provides integrated gas solutions to optimize steelmaking processes, improve efficiency and reduce environmental impact. Our technologies support every stage from ironmaking to finished steel products.
The steel industry is one of the world’s largest and most vital industries, forming the backbone of modern infrastructure, construction, transportation, energy, and manufacturing. Steel is an alloy of iron (Fe) with carbon (C) and small amounts of other elements that give it strength, durability, and versatility.

Core Production Technologies
1. Air Separation Units (ASU)
- Capacity: 50-2,000 tons/day oxygen
- Output: High-purity O₂ (99.6%), N₂ (99.999%), Ar (99.999%)
Features
- Energy-efficient cryogenic distillation
- Pipeline-ready oxygen supply
- Liquid co-product storage
- Benefits: Reliable oxygen supply for BOF/EAF operations
2. Oxygen-Enriched Combustion Systems (OECS)
- Oxygen enrichment: 25-95%
- Applications: Reheat furnaces, ladle preheating
Features
- AI-controlled combustion optimization
- High-temperature burners (up to 1,800°C)
- Benefits: 30-40% fuel savings, reduced scale formation
3. Hydrogen Production Plants
- Alkaline electrolyzers (50-1,000 Nm³/h)
- PEM electrolyzers (5-500 Nm³/h)
- SMR with carbon capture
- Purity: 99.95-99.999%
- Benefits: Clean H₂ for DRI processes
Process-Specific Solutions
Ironmaking
- Blast furnace injection: O₂ enrichment systems
- DRI plants: Hydrogen-rich gas supply
- Hot blast stoves: Optimized combustion control
Steelmaking
- BOF: High-purity oxygen lancing
- EAF: O₂-fuel burners, N₂ stirring
- Ladle metallurgy: Argon bubbling systems
Finishing
- Annealing: H₂-N₂ atmosphere control
- Galvanizing: Reducing atmosphere systems
- Pickling: Acid regeneration support gases
Supply Options
|
Technology |
Capacity Range |
Delivery Method |
Key Benefit |
|
ASU |
50-2,000 TPD O₂ |
On-site plant |
Continuous supply |
|
OECS |
1-300 MWth |
Retrofit or new install |
Fuel savings |
|
H₂ Plant |
5-1,000 Nm³/h |
Modular skids |
Green steel enablement |
Value-Added Services
Engineering Support
- Process gas audits
- Combustion optimization
- Emissions reduction consulting
Digital Solutions:
- Remote monitoring
- Predictive maintenance
- Energy optimization analytics
Maintenance Services:
- ASU performance monitoring
- Annual maintenance programs for your ASU
- Gas purity testing
Why Choose Greenox gases?
- Complete technology portfolio - From air separation to hydrogen production
- Proven steel industry expertise - Solutions tailored for metallurgical processes
- Energy-efficient designs - Lower operating costs
- Environmental compliance - Helps meet sustainability targets




