{"product_id":"high-pressure-aluminum-gas-cylinder-4500psi-300bar-co2-tank-m18","title":"High Pressure Aluminum Gas Cylinder 4500PSI 300Bar M18×1.5","description":"\n\u003ch2\u003eHigh Pressure Aluminum Gas Cylinder – 4500 PSI \/ 300 Bar\u003c\/h2\u003e\n\u003cp\u003eThis compact, lightweight \u003cstrong\u003ehigh pressure aluminum gas cylinder\u003c\/strong\u003e is precision-engineered from 6061 aviation-grade aluminum alloy for outstanding durability and long-term reliability. Whether you're supplying CO2 to a planted aquarium, carbonating beverages, or supporting diving applications, this cylinder delivers consistent, dependable performance across a wide range of legal uses.\u003c\/p\u003e\n\n\u003cp\u003eManufactured to \u003cstrong\u003eGB11640-2011 standards with TS Certification\u003c\/strong\u003e and featuring integral molding construction, this bottle withstands demanding environments while remaining lightweight and easy to handle. The multi-sided anodized surface adds corrosion resistance and a clean, professional finish. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 6061 Aviation Aluminum Alloy – strong, lightweight, and corrosion-resistant\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 30 MPa \/ 4500 PSI (300 Bar)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltimate Burst Pressure:\u003c\/strong\u003e 86.2 MPa\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Specification:\u003c\/strong\u003e M18×1.5\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Capacities:\u003c\/strong\u003e 0.25L \/ 0.35L \/ 0.45L \/ 0.5L\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 60 mm | \u003cstrong\u003eWall Thickness:\u003c\/strong\u003e 6.3 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.55 – 1 kg (varies by volume)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e -40°C to +60°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eService Life:\u003c\/strong\u003e Up to 20 years\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Finish:\u003c\/strong\u003e Multi-sided anodizing for added protection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturing Standard:\u003c\/strong\u003e GB11640-2011 with TS Certification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Legal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAquarium CO2 plant growth systems\u003c\/li\u003e\n  \u003cli\u003eSoda water \/ beverage carbonation\u003c\/li\u003e\n  \u003cli\u003eRecreational and professional diving\u003c\/li\u003e\n  \u003cli\u003eOutdoor climbing and emergency gas supply\u003c\/li\u003e\n  \u003cli\u003eClean energy and fire suppression systems\u003c\/li\u003e\n  \u003cli\u003eAquaculture oxygen supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠ Important Notice:\u003c\/strong\u003e This product is intended for legal purposes only (aquarium use, soda carbonation, diving, and other approved applications). Keep out of reach of children. All legal and economic responsibility for any unauthorized use rests solely with the end user.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Aluminum High Pressure Gas Cylinder\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSafety \u0026amp; Standards\u003c\/h3\u003e\n\u003cp\u003eHigh pressure cylinders require careful handling. Always follow proper guidelines for filling, storage, and use of pressurized gas containers. For general safety guidance on compressed gas cylinders, refer to the OSHA Compressed Gases Safety Guidelines. Additional consumer product safety information is available from the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What gases can be used with this high pressure aluminum cylinder?\u003c\/h4\u003e\n\u003cp\u003eA: This cylinder is designed for legal gas applications including CO2 (for aquarium plant systems and soda carbonation), compressed air, and diving-grade oxygen or air mixtures. Always ensure the gas type is compatible with aluminum alloy cylinders and follow local regulations for gas handling.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What thread size does this gas cylinder use?\u003c\/h4\u003e\n\u003cp\u003eA: The cylinder features an M18×1.5 thread specification, which is a standard thread size compatible with many regulators, valves, and fittings designed for high pressure gas systems. Always verify compatibility with your regulator before use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this cylinder certified for safe use?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. This cylinder is manufactured to GB11640-2011 standards and carries TS Certification. It is constructed via aluminum alloy high pressure integral molding with a 6.3mm wall thickness and a rated working pressure of 30 MPa \/ 4500 PSI, with an ultimate burst pressure of 86.2 MPa for a wide safety margin.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What capacity options are available?\u003c\/h4\u003e\n\u003cp\u003eA: This cylinder is available in four capacity options: 0.25L, 0.35L, 0.45L, and 0.5L. Choose the size that best matches your application — smaller volumes are ideal for portable use, while larger capacities provide extended supply time for aquariums or carbonation systems.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What gases can be used with this high pressure aluminum cylinder?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This cylinder is designed for legal gas applications including CO2 (for aquarium plant systems and soda carbonation), compressed air, and diving-grade oxygen or air mixtures. 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