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312-11 - 4500 PSI Hydrostatic Cylinder Testing Service

Packaging: 1 of each
$33.00/ea $7.05/1 of each only $7.05/eaSave 79%

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SKU: CYLTEST4500 Category:

OVERVIEW

Professional Cylinder Retesting Services at Josef Gas

Safety is paramount when handling high-pressure compressed gases. At Josef Gas, we provide a comprehensive Cylinder Retest 4500 CYLS ONLY service designed to ensure your high-pressure vessels meet all necessary safety standards and government regulations. Cylinders rated for 4500 PSI are commonly used in critical applications such as Self-Contained Breathing Apparatus (SCBA) for firefighters, paintball sports, and specialized industrial gas storage. Over time, the structural integrity of these cylinders can be compromised by pressurization cycles, external damage, or internal corrosion. Our hydrostatic testing service is the industry-standard method for validating that your cylinder can still safely hold its rated pressure.

The process involves a rigorous inspection protocol. First, our certified technicians perform a detailed visual inspection to check for gouges, cracks, corrosion, or heat damage that might immediately disqualify the cylinder. Following this, the cylinder is filled with water and pressurized to a specific test pressure (usually 5/3 of the service pressure) inside a water jacket. We measure the expansion of the cylinder to determine its elasticity. If the metal or composite material does not return to its original shape within allowed tolerances, the cylinder is deemed unsafe. This meticulous process ensures that only cylinders capable of withstanding the immense force of 4500 PSI are returned to service.

Regular retesting is not just a good idea; it is a legal requirement. Transport Canada (TC) and the Department of Transportation (DOT) mandate periodic requalification for all transportable gas cylinders. Failure to retest your cylinders can result in refused refills, legal penalties, and, most importantly, catastrophic equipment failure. By choosing Josef Gas for your retesting needs, you are opting for a service that prioritizes accuracy, safety, and quick turnaround times, ensuring your equipment is back in action with a fresh date stamp verifying its compliance for years to come.

Additional Information
Packaging Description:1 of each, 1 per each
Service Type:Hydrostatic Testing
Pressure Rating:4500 PSI
Compliance Standards:DOT, TC
Application:High Pressure Cylinders, Industrial Gas, SCBA
----- new values below ----
Compliance Standards:DOT, TC
Application:High Pressure Cylinders, SCBA, Industrial Gas

INCLUDED

  • One (1) Hydrostatic Retest Service for 4500 PSI Cylinder
  • Visual Inspection
  • Date Stamping (upon pass)

APPLICATIONS

  • Self-Contained Breathing Apparatus (SCBA) for firefighting and rescue
  • High-pressure paintball air tanks
  • Industrial compressed gas storage
  • Emergency medical oxygen systems (high pressure)
  • Pneumatic power supply reservoirs
  • Composite and hoop-wrapped cylinder maintenance

FAQ

Most 4500 PSI cylinders, especially composite ones, require hydrostatic retesting every 3 to 5 years, depending on the specific DOT/TC exemption or specification under which they were manufactured.

If a cylinder fails the expansion test or visual inspection, it is condemned. It cannot be refilled or used again and must be rendered unusable (usually by drilling a hole in the shoulder) to ensure safety.

No, the retest service covers the inspection and hydrostatic testing only. The cylinder must be empty to perform the test. Refilling is a separate charge and service.

Hydrostatic testing verifies that the cylinder can still safely handle high pressures. It detects metal fatigue and structural flaws that are not visible to the naked eye, preventing catastrophic failures.

Yes, but the gas will need to be vented safely before testing can begin. It is often preferred to bring them in empty if possible, but we can handle the depressurization.

This specific SKU covers 4500 PSI cylinders, which are frequently carbon fiber or composite wrapped, but it applies to any cylinder rated for this pressure that requires testing.

The validity of the test depends on the cylinder type. Common intervals are 5 years for standard cylinders, though some composite cylinders have a 3-year or 5-year requirement and a maximum lifespan (e.g., 15 years).

Yes, the valve must be removed for the test. We visually inspect the valve threads and burst disc, but valve repair or replacement would be an additional service if needed.