Natural Gas Tanks

CNG Gas Cylinders & Natural Gas Tanks | ISO11439 Certified

BluNt is a trusted manufacturer and exporter of CNG cylinders and natural gas tanks in China. We supply ISO11439 certified Type 1, 2, 3, and 4 cylinders for vehicles, industrial applications, and energy storage, ensuring safe, high-pressure compressed natural gas storage worldwide.
Safe and reliable CNG storage at 200–300 bar, built to withstand repeated pressurization.

CNG Cylinder Types

Type 1 – All-Steel

• Seamless steel, high-pressure CNG storage
• Durable and cost-effective for heavy-duty vehicles

Type 2 – Steel Liner + Composite Wrap

• Steel liner reinforced with glass/carbon fibre
• Lightweight, safe for passenger cars & light commercial vehicles

Type 3 – Aluminium Liner + Composite

• Aluminium liner with composite wrap
• Lightweight, high-pressure, fuel-efficient vehicles

Type 4 – Full Composite

• Fully composite with polymer/plastic liner
• Ultra-lightweight, modern vehicles, high performance

Why Choose DSW

• ISO11439 certified and globally compliant
• High-pressure cylinders for safe CNG storage
• Custom sizes and configurations for OEMs & industrial projects
• Trusted exporter with worldwide logistics support

Applications

CNG storage systems are widely used in:

• Public transport fleets – Roof-mounted and integrated CNG cylinders for city buses and transit fleets.
• Heavy-duty trucks – Frame-mounted and under-chassis CNG cylinders for long-haul commercial vehicles.
• CNG fueling stations – Cascade cylinder banks and high-pressure storage arrays for refueling stations.
• OEM & aftermarket integration – ISO11439 certified CNG cylinders for vehicle manufacturers and fleet conversion projects.

These systems support cleaner fuel adoption and efficient natural gas distribution across transportation and industrial sectors.