Your Ideal Choice for Industrial & Calibration Gas?

2026-03-20

When it comes to storing industrial gas and calibration gas safely and efficiently, finding high-quality, reliable containers is crucial for businesses across various industries. NETC, a professional manufacturer dedicated to gas storage solutions, is proud to launch its 4L Industrial aluminum cylinders, which are designed to meet the diverse needs of customers and stand out in the market with excellent performance and humanized customization services. Our 4L aluminum Industrial gas bottles are not only portable but also compliant with strict standards, making them a top choice for those seeking reliable DOT gas cylinders and Calibration gas tanks.


Product Overview: 4L Industrial Aluminum Cylinders for Multiple Scenarios


Our 4L Industrial aluminum cylinders are specially crafted to store both industrial gas and calibration gas, catering to the needs of laboratories, manufacturing plants, and on-site operations. As premium portable gas cylinders, they combine lightweight design with high pressure resistance, ensuring easy transportation and safe use in various environments. What makes our aluminum Industrial gas bottles stand out is the special inner surface treatment—with a surface roughness Ra<0.3μm (for reference), this treatment effectively prevents gas contamination and ensures the purity of the stored gas, which is especially critical for Calibration gas tanks that require high precision.

Industrial aluminum cylinders

Key Specifications of Our 4L Portable Gas Cylinders


To guarantee safety and performance, our 4L Industrial aluminum cylinders are manufactured in strict accordance with industry standards, making them qualified DOT gas cylinders. The key specifications are as follows:

  • Capacity: 4L, perfect for small to medium gas storage needs, balancing portability and storage volume.

  • Outer Diameter: 140mm, compact in size, easy to carry and store, suitable for various working spaces.

  • Working Pressure: 150bar, capable of withstanding high pressure to ensure stable gas storage and delivery.

  • Test Pressure: 225bar, passing strict pressure tests to meet the safety requirements of DOT gas cylinders and industrial use.

  • Inner Surface: Specially treated with Ra<0.3μm (for reference), ensuring gas purity and cylinder durability.


Free Customization Services from NETC


At NETC, we understand that every customer has unique needs. Therefore, our 4L portable gas cylinders offer free customization services to help you better brand and use the products. We provide customization options such as cylinder color and customer logo printing, with no additional charges. Whether you need to match the cylinder color with your company’s brand image or print your logo on the Industrial aluminum cylinders to enhance brand recognition, we can meet your requirements. This personalized service makes our DOT gas cylinders and Calibration gas tanks more suitable for your specific business needs.


Contact NETC today to learn more about our 4L Industrial aluminum cylinders and customize your perfect gas storage solution!








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