Which type of cylinder is approved for propane storage?

The approval of specific cylinder types for propane storage is crucial for ensuring safety and compliance with regulations. Propane cylinders must be built and certified to withstand the pressures and conditions associated with propane use, which is a highly flammable substance.

ASME (American Society of Mechanical Engineers) and DOT (Department of Transportation) approved cylinders are specially designed to safety standards that include structural integrity and pressure tolerance. These standards ensure that the cylinders can safely contain propane without leakage or rupture when subjected to various physical conditions or during transportation.

In contrast, plastic cylinders lack the necessary strength and durability to safely hold propane, making them unsuitable for this purpose. Glass containers, while they may be able to hold liquids, do not have the strength and pressure rating required for gases under pressure, and hence they pose a significant safety risk. Non-approved domestic containers do not meet the rigorous testing or certification standards required for safe propane storage, placing users in danger from potential leaks or explosions.

Using ASME or DOT approved cylinders is essential for safety and compliance in any operation involving propane, thereby reducing risks and ensuring both regulatory adherence and user safety.