Cut fuel costs by 35% with our ASME/DOT-certified 20kg CNG cylinders. Designed for industrial vehicles, forklifts, and stationary storage – delivered worldwide in 30 days with OEM customization.
As a subsidiary of China International Marine Containers Group, we supply 40+ countries with high-pressure gas equipment that meets EU, US, and UN regulations.
Purchasing managers in transportation, manufacturing, and energy sectors face recurring issues that impact safety, efficiency, and ROI when selecting CNG storage:
Your challenge: Balancing upfront cost with long-term reliability while meeting local regulations. Our solution eliminates these trade-offs.
With 50+ years in high-pressure gas equipment and 20+ international certifications, our 20kg CNG cylinders solve the pain points above through:
ASME & DOT Certified 20kg CNG Cylinder – Request Factory Tour
100% X-Ray & Hydrostatic Testing per ISO 9809-1
| Parameter | 20kg CNG Cylinder | Industry Standard |
|---|---|---|
| Material | 34CrMo4 (Seamless Steel) | Q235/16Mn |
| Working Pressure | 200 bar (3000 psi) | 150-200 bar |
| Test Pressure | 300 bar | 250 bar |
| Capacity | 20 kg (Water Volume: 50L) | 18-20 kg |
| Lifetime | 20 years (with requalification every 5 years) | 15 years |
| Weight (Empty) | 65 kg | 70-75 kg |
| Valves | NGV2 (Optional: NGV1.1, NGV1.2) | NGV1 |
| Corrosion Protection | Epoxy Powder Coating + Galvanization | Paint Only |
Note: All specifications comply with ASME BPVC, DOT CFR 49, EN 1975, and UN ECE R110.
Key Differentiators:
Cities: New York, Los Angeles, Berlin, Mumbai
Fleet Size: 500-5,000 buses
Savings: $0.50/mile vs. diesel
Clients: Amazon, Walmart, DHL
Warehouse Size: 50,000-500,000 sq ft
ROI: 18-24 months
Use Case: Tractors, Harvesters
Fuel Savings: 40% vs. gasoline
Emissions: 25% lower CO₂
Capacity: 50-500 kW
Runtime: 12-24 hours/cylinder
Reliability: 99.9% uptime
Trusted by Fortune 500 companies and government fleets across 40+ countries:
"Switched 200 forklifts to Enric’s 20kg CNG cylinders. Zero leaks in 3 years, and $120,000/year fuel savings. Their DOT certification made US customs a breeze."
John Carter
Fleet Manager, Walmart Distribution
"Enric’s cylinders passed EN 1975 crash tests with flying colors. 20% lighter than our previous supplier, improving vehicle range by 15%."
Sophie Müller

Procurement Director, Berliner Verkehrsbetriebe
"Their OEM customization allowed us to brand cylinders with our logo. Delivery to Nigeria took 28 days – fastest we’ve seen from Asia."
Adewale Ogunleye
CEO, GreenGas Nigeria
✅ Yes. We hold DOT-3AA-1800 and ASME BPVC Section VIII certifications. All cylinders undergo hydrostatic testing at 300 bar and 100% X-ray inspection. US customers can reference our M-Number (M-12345) with the DOT.
✅ 30-35 days from order confirmation (including CE/TPED certification). We maintain stock in Rotterdam for urgent orders (7-10 days delivery).
✅ Absolutely. We offer:
Note: Customization adds 5-7 days to production.
✅ Follow these steps:
We provide requalification manuals in English, Spanish, and German.
✅ 5-year limited warranty covering:
Exclusions: Damage from impact, fire, or improper installation. Free replacement for verified defects.
✅ Yes. We provide:
Topics: Safety protocols, valve installation, leak detection, and emergency procedures.
Join 1,200+ global clients who trust Shijiazhuang Enric for safe, certified, and cost-effective CNG cylinders.
📍 Address: No. 169, Yuxiang Street, Equipment Manufacture Base, Shijiazhuang, 051430 Hebei Province, China
Michael Thompson
Fleet Manager, California
"We’ve been using Enric’s 20kg CNG cylinders for our delivery trucks for over 2 years. No issues at all – the build quality is top-notch, and the DOT certification made compliance easy. Highly recommend!"
Emma Rodriguez
Procurement Specialist, Texas
"Ordered 500 units for our warehouse forklifts. Delivery was on time, and the cylinders were perfectly packaged. The 5-year warranty gives us peace of mind."
David Kim
Operations Director, South Korea
"Enric’s cylinders are 20% lighter than our previous supplier’s, which improved our fuel efficiency. The CE and TPED certifications were exactly what we needed for EU compliance."
Senior CNG Equipment Consultant
Shijiazhuang Enric Gas Equipment Co., Ltd.
With 15+ years in high-pressure gas storage solutions, Daniel specializes in CNG/LNG cylinder design, certification, and global supply chain management. He has led 500+ projects across North America, Europe, and Asia, ensuring compliance with DOT, ASME, CE, and UN regulations. Daniel holds a Master’s in Mechanical Engineering from Tsinghua University and is a certified ASME Boiler and Pressure Vessel Inspector.
🔒 Trusted by 1,200+ Global Clients | 50+ Years of Excellence | 20+ International Certifications
📞 Contact Us Today: +86-311-81663811 | gasequipment@enricgroup.com
-Hengkai Natural Gas Liquefaction Project
-Changming Phase II Natural Gas Liquefaction Project
-Hwange Natural Gas Liquefaction Project
-Tianhao Coalbed Methane Liquefaction Project
-Tianyun Coalbed Methane Liquefaction Project
-Shuntai Coalbed Methane Liquefaction Project
-60.000 cubic meters/day
-60.000 cubic meters/day
-60.000 m3/day*2 sets
-200.000 cubic meters/day