BluNet seamless steel gas cylinders for compressed and liquefied gas storage in industrial and medical applications

BluNet supplies industrial gas cylinders for the storage and transportation of compressed gases used in manufacturing, welding, laboratories, and specialty gas applications. Available options include seamless steel, aluminum, and composite cylinders, with capacities, working pressures, valve connections, and certifications selected according to gas type, applicable standards, and customer requirements.

Our range includes high-pressure gas cylinders, CO2 cylinders, acetylene cylinders, aluminum gas cylinders, composite gas cylinders, and gas cylinder bundles. Explore our product categories to compare available configurations and find a suitable solution for your application.

Available Types

Gas Cylinder Type Gas / Material Main Applications
High Pressure Gas Cylinders Oxygen, nitrogen, argon, hydrogen, helium, and other compatible gases Manufacturing, welding, laboratories, and industrial gas distribution
Acetylene Cylinders Dissolved Acetylene (C₂H₂) Gas cutting, welding, metal fabrication and industrial processes
CO₂ Cylinders Carbon Dioxide (CO₂) Food and beverage, welding, fire suppression and industrial applications
Medical Gas Cylinders Medical Oxygen, Nitrous Oxide, Medical Air Hospitals, emergency services, healthcare and respiratory treatment
SCBA Cylinders Compressed breathing air in approved cylinder designs Firefighting, rescue operations, mining and hazardous environments
Aluminum Gas Cylinders Aluminum Alloy Shell Medical oxygen, breathing air, portable gas supply and lightweight applications
Composite Gas Cylinders Carbon Fiber Reinforced Composite Materials Lightweight mobility, diving, SCBA and portable gas storage

Manufacturing and Quality Control

Our gas cylinder manufacturing process varies according to cylinder material and design. Seamless steel cylinder production may include forming, hot spinning, heat treatment, machining, surface treatment, pressure testing, and final inspection, as applicable to the product. Inspection and testing requirements are determined by the relevant design standard and product specification.

Applications

Designed to support reliable, efficient, and safe gas supply across diverse industries.

  • Industrial gas distribution systems
  • Welding and metal fabrication
  • Medical oxygen supply
  • Laboratory and specialty gas handling
  • Fire protection systems
  • Beverage-grade CO₂ applications

Technical Specifications

Cylinder capacity, dimensions, working pressure, material, and valve connections vary by model, gas service, and applicable standard. Available configurations may include different water capacities, pressure ratings, and surface finishes.

  • Water capacity: 2L – 80L (custom sizes available)
  • Diameter: 76 mm – 406 mm
  • Working pressure: 150 – 300 bar
  • Material: High-strength seamless alloy steel
  • Surface finish: Shot blasting, painting, or powder coating

Standards and Certifications

Applicable standards and approvals depend on cylinder construction, intended gas service, and destination market. Relevant requirements may include ISO 9809 for applicable seamless steel gas cylinders, as well as applicable DOT, TPED, PED, EN, or national requirements for specific products.
Confirm the applicable standard, approval scope, and certification status for the selected cylinder model before ordering. See our gas cylinder standards guide for further information.

Why Choose BluNet Gas Cylinders

  • 26+ years of pressure vessel manufacturing experience
  • Seamless steel cylinder production with strict quality control
  • Compliance with ISO, DOT, TPED, PED, and international standards
  • Custom capacities, valves, threads, coatings, and export packaging
  • Reliable supply capability for global industrial gas distributors

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