Reliable Underwater Oxygen Tank Manufacturer & Supplier for the USA Market (2026)
Procuring an underwater oxygen tank for the US market requires navigating rigorous safety standards, purity guarantees, and complex logistics for dangerous goods. As a seasoned ISO 9001 certified manufacturer based in China, Zhuzhou XingYe Chemical provides end-to-end sourcing solutions for import managers, brand owners, and wholesale distributors. We supply high-purity diving oxygen (≥99.5%) in DOT/UN approved cylinders, pre-configured with CGA 540 valves for immediate integration into US supply chains. Our goal is to reduce your procurement costs by 20–40% while eliminating the compliance headaches associated with international gas sourcing.
Industry Pain Points: The Complexity of Sourcing Diving Oxygen
Sourcing an underwater oxygen tank from overseas isn't simply about finding the lowest price. Buyers frequently encounter the following critical roadblocks:
') left center no-repeat; background-size: 16px;"> Purity Integrity: Contaminated oxygen (moisture >0.01% or trace hydrocarbons) can cause severe internal corrosion of cylinders, regulator failure, and health risks for divers. ') left center no-repeat; background-size: 16px;"> Regulatory Hurdles: US Customs and DOT require specific certifications (DOT-E 13063, SP-7045) and proper labeling. Missing paperwork means holds at the port, demurrage fees, and potential seizure. ') left center no-repeat; background-size: 16px;"> Supply Chain Fragmentation: Sourcing high-pressure cylinders from one supplier, filling from another, and arranging logistics through a third party increases costs and liability.
These challenges make it risky for import managers to switch suppliers or onboard new factories without thorough verification.
Integrated Solutions: High-Purity O₂ in Certified Cylinders
Zhuzhou XingYe Chemical was established to solve the very fragmentation that plagues the global gas trade. We offer vertically integrated production: high-pressure cylinder manufacturing, high-purity gas filling, and professional dangerous goods shipping — all under one roof.
🔬 Precision Purity Control
We utilize molecular sieve purification and cryogenic filling technology to guarantee oxygen purity between 99.5% and 99.7%. Every batch is analyzed via gas chromatography and accompanied by a Certificate of Analysis (COA).
⚙️ US Market Compliance
All our aluminum cylinders are DOT approved and conform to ISO 9809 standards. We install CGA 540 standard valves as default, ensuring immediate compatibility with American SCBA/SCUBA filling stations.
🚢 Streamlined Logistics
As an established exporter of UN class 2.2 dangerous goods, we handle all documentation (DGD, MSC, IMO) and offer CIF, FOB, and DDP terms to major US ports including Los Angeles, Miami, and New York.
Technical Parameters & Certification Compliance
Below is the standard specification for our Diving Oxygen series. Custom purity levels (e.g. Medical Grade 99.8%) are available via OEM request.
| Parameter | Standard Specification | Compliance / Notes |
|---|---|---|
| Gas Purity (O₂) | ≥ 99.5% (Residual: Ar, N₂) | COA included per batch; USP/NF grade available |
| Moisture (H₂O) | ≤ 10 ppm (0.001%) | Critical for corrosion prevention |
| Cylinder Material | 6061-T6 Aluminum / 34CrMo4 Steel | DOT-E 13063 / ISO 9809-1 approved |
| Working Pressure | 200 bar (3000 psi) / 300 bar (4500 psi) | Hydrostatic test 1.5x WP |
| Valve Connection | CGA 540 (USA) / DIN 477 (EU) | Specify at order; A-clamps available |
| Certifications | ISO 9001, CE, COA, MSDS, ECM | Full documentation pack provided |
* Actual purity and cylinder specifications may vary slightly by batch. Refer to the final COA and order confirmation.
Commercial Terms: MOQ, Lead Time & OEM Support
portable underwater oxygen tank diving oxygen tank small oxygen tank underwater
We structure our terms to align with the needs of import managers and brand owners who require both flexibility and reliability.
| Term | Details |
|---|---|
| MOQ | 50 units for standard cylinders (sample orders of 1-5 units available) |
| Lead Time | 15 days (stock) / 30 days (OEM custom branding) |
| OEM/ODM | Custom cylinder color (Pantone), laser engraving, valve branding, shrink wrap design, multilingual manuals |
| Payment Terms | T/T (30% deposit, 70% before shipment), L/C at sight, Western Union for samples |
| Packaging | Individual cartons with foam inserts, palletized and strapped, full dangerous goods labeling (DG Class 2.2) |
| After-Sales | 12-month warranty against manufacturing defects; technical support for valve maintenance |
Strategic Advantage: Sourcing from China's Integrated Gas Cluster
Hunan province, where our factory is located, is a globally recognized hub for specialty gas manufacturing and cylinder production. By partnering with us, you are leveraging a mature industrial ecosystem:
- Cost Efficiency: Vertically integrated supply chain reduces intermediary costs. Our factory pricing is typically 20-35% lower than European or American manufacturers for equivalent DOT/ISO certified products.
- Speed of Delivery: With over 10,000 sqm of production space and dedicated filling lines, we can fulfill bulk orders (200+ units) within 25 working days, including OEM customization.
- Logistics Expertise: We ship approximately 150 TEUs of dangerous goods annually. Our logistics team has established relationships with major carriers for competitive freight rates on the China-USA trade lanes.
What Our Global Partners Say
We maintain a B2B satisfaction rate of over 95%. Here is feedback from clients who regularly source diving oxygen solutions from us.
"We ordered 500 units for our Florida distribution hub. The CGA 540 valves were spot on, and the DOT certifications cleared customs in Miami without any holds. The purity analysis was exactly as stated."
"We were looking for OEM partners for our scuba gear brand. XingYe provided excellent service, from cylinder color matching to unique labeling. The air quality from their high-pressure O₂ is fantastic."
"I have audited multiple gas factories in China. This factory stands out for its double-check quality system and professional dangerous goods packaging. The logistics team handled the sea freight flawlessly."
"The price point for the supplied underwater oxygen tanks is very competitive. We were able to offer our customers better rates while maintaining high margins ourselves. Steady supply chain."
"Consistent 99.7% purity. We refill our cylinders for deep sea diving, and the gas quality has noticeably reduced fatigue in our divers compared to our previous supplier. Highly recommend."
"I was initially worried about the documentation. However, Zhuzhou XingYe provided impeccable COAs and MSDS sheets that fully satisfied our internal compliance audit. Very professional approach."
Factory & Production Capabilities
We invite all serious buyers to conduct a physical or virtual factory tour. Transparency is the foundation of our B2B relationships.
Senior Foreign Trade Gas Supply Chain Analyst | Zhuzhou XingYe Chemical (10+ Years Experience)
David specializes in global compliance for specialty gas transport and OEM manufacturing strategies. Over the past decade, he has helped over 100 international import managers and brand owners streamline their supply chains from China to markets in the USA, EU, and Australia.
Frequently Asked Questions (B2B)
A: Our standard MOQ for OEM/ODM is 50 units. This includes custom cylinder painting (your brand color), laser engraving of your logo, and custom packaging. We do offer sample orders (1-5 units) for pre-qualification before committing to a bulk order.
A: Yes. All diving oxygen cylinders destined for the USA or Canada are fitted with CGA 540 brass valves as standard. We can also provide DIN 477 adapters if requested for mixed container shipments to the EU.
A: We use a vacuum purge and dry gas seal process before filling. The cylinders are sealed with tamper-evident caps and dust covers. Our COA guarantees purity at the point of shipment. Purity degradation during transit is negligible for properly sealed cylinders.
A: Absolutely. This is a popular strategy for our import partners. You can purchase a mixed 20GP or 40HQ container of Diving Oxygen cylinders and our 570g, 580g, or 2000g N₂O Cream Chargers. This consolidates your sourcing and reduces overall landed cost.
A: For standard stock cylinders (without custom branding), we can dispatch within 10-15 working days upon receiving the deposit. For OEM custom orders, please allow 25-30 days.
Ready to Source Your Underwater Oxygen Tanks?
Stop navigating complex supply chains alone. Partner with a verified manufacturer that speaks the language of compliance, quality, and efficiency. Get a quote within 24 hours.
🏢 Add: Room 619-3, Henghe Industry And Trade Headquarters, No. 1099 Qingxia Road, Zhuzhou, Hunan, China
📬 Contact Us Now
* All data, certifications, and production metrics are subject to final written confirmation. Terms strictly follow the signed sales contract.
