Natural Gas Tanks

CNG Gas Cylinders & Natural Gas Tanks | ISO11439 Certified

DSW is a trusted manufacturer and exporter of CNG gas 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.

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

• Vehicles: buses, trucks, taxis
• Industrial CNG storage and fuel stations
• OEM and aftermarket CNG fuel systems