High-Pressure Seamless Steel Cylinders for Industrial Supply
DSW manufactures and supplies high-performance nitrogen cylinders and nitrogen gas cylinders (N₂) designed for the safe storage, transportation, and delivery of compressed nitrogen gas in industrial, laboratory, and commercial applications.
Our cylinders are produced using seamless steel technology (37Mn grade) and are fully compliant with international transport and pressure vessel standards, ensuring reliability, safety, and long service life in demanding operating environments.
Product Overview
A nitrogen cylinder (also called N2 gas cylinder or nitrogen gas cylinder) is a high-pressure container used to store and transport nitrogen gas safely in compressed form.
DSW provides a full range of n2 cylinders suitable for industrial, laboratory, and commercial gas applications.
- Industrial nitrogen gas supply systems
- Laboratory gas storage and analysis
- Food packaging and preservation
- Electronics and semiconductor manufacturing
- Welding, cutting, and metal processing
Key Features of N2 Gas Cylinders
- Seamless steel construction for high-pressure nitrogen gas cylinder storage
- High-strength 37Mn material for durability
- Corrosion-resistant surface coating
- Industrial-grade brass valve system
- Compatible with standard regulators for N2 cylinder systems
- Hydrostatic tested before delivery
- Long service life for refillable nitrogen cylinders
Technical Specifications
Example Model: 15L Industrial Nitrogen Cylinder
| Parameter | Specification |
|---|---|
| Gas Type | Nitrogen (N₂) |
| Water Capacity | 15L (2L–80L available) |
| Working Pressure | 15 MPa (≈ 2175 psi) |
| Test Pressure | 25 MPa |
| Material | 37Mn seamless steel |
| Outer Diameter | 152 mm |
| Height | 1012 mm |
| Weight | 17.7 kg |
| Wall Thickness | 4.4 mm |
| Valve Type | Industrial brass valve |
| Head Protection | Tulip cap / standard safety cap |
| Surface Treatment | Anti-corrosion painted finish |
| Certification | ISO 9809-1 / TPED / DOT / CE |
Specifications vary depending on cylinder size and export market requirements.
Standards & Certifications
- ISO 9809-1
- TPED
- DOT
- CE marking
- EN 1089-3 color coding standard
Each cylinder undergoes hydrostatic pressure testing, leak testing, and full inspection before delivery.
Nitrogen Cylinder Size Range
- Small Nitrogen Cylinders (2L – 10L): Portable N2 cylinders for laboratory use, calibration gas, and small-scale industrial applications.
- Standard Nitrogen Gas Cylinders (15L – 40L): Most commonly used nitrogen cylinders for welding, food packaging (MAP), electronics, and general industrial gas supply.
- Large Industrial Nitrogen Cylinders (50L – 80L): High-capacity N2 cylinders designed for continuous gas supply in manufacturing and large-scale production systems.
Industrial Applications
Nitrogen gas cylinders are widely used as an inert gas source across multiple industries:
Manufacturing & Metal Processing
- Welding and cutting protection using nitrogen gas cylinder systems
- Laser cutting assist gas
- Heat treatment atmosphere control
Food & Beverage Industry
- Modified atmosphere packaging (MAP)
- Shelf-life extension using nitrogen cylinders
- Oxygen displacement for food preservation
Electronics & Semiconductor
- Wafer manufacturing environments
- Oxidation prevention using N2 gas cylinder supply
Chemical & Pharmaceutical
- Blanketing and inerting using nitrogen gas cylinders
- Controlled atmosphere storage
Laboratory & Research
- Calibration gas supply
- Analytical instrument support using N2 cylinders
Global Export Markets
DSW supplies nitrogen cylinders and N2 gas cylinders worldwide, including:
- Middle East (UAE, Saudi Arabia)
- South America (Brazil, Argentina, Chile, Colombia)
- Europe and Mediterranean regions
- Asia-Pacific industrial markets
Request a Quote
Contact DSW for pricing, technical specifications, OEM nitrogen cylinder solutions, and global export support for nitrogen gas cylinder and N2 cylinder products.
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