Hoke Sample Cylinder Model 4HD300

The Hoke Sample Cylinder Model 4HD300 is a durable, precision-engineered stainless steel cylinder designed for the safe containment and transport of pressurized fluid samples. Built from seamless 316 stainless steel with reinforced threaded ends and optional chemical-resistant linings, it ensures long service life, leak-free performance, and compliance with DOT and PED safety standards.

At HiTechTrader, we provide Hoke cylinders like the 4HD300 that deliver reliability, safety, and compatibility with a wide range of accessories—making them ideal for laboratories, petrochemical facilities, environmental monitoring, and industrial sampling operations.

1. Material and Construction

1. Constructed from 316 stainless steel for superior corrosion resistance.
2. Manufactured via precision spinning process—eliminates weld seams and leak paths.
3. Reinforced threaded ends with extra wall thickness to withstand high pressure.
4. Sandblasted interior reduces imperfections and contamination risk.
5. Optional FEP lining for reactive or sensitive samples.

2. Capacity and Dimensions

1. Volume: 300 mL (0.3 L)
2. Length: ~8.62 inches (219 mm)
3. Diameter: ~2.36 inches (60 mm)
4. Weight: ~1.5 lbs (0.68 kg)
5. Thread Size: 1/4 inch NPT (female ends)
6. Available in single- or double-ended designs

3. Pressure and Temperature Ratings

1. Standard Rating: Up to 1800 psig (124 bar)
2. Optional Rating: Up to 5000 psig (344 bar) on request
3. Fully tested to ASME compliance standards
4. Suitable for broad operating temperature ranges (dependent on sealing components)

4. Accessories and Custom Features

1. Compatible with valves, relief devices, dip tubes, collars, flanges, handles, and end caps.
2. Globe-pattern valves with Dyna-Pak packing for leak-tight, low-torque sealing.
3. Specialty coatings available: Silcosteel®, Sulfinert®, Restek® for improved chemical resistance.
4. Preassembled or custom configurations offered to match specific process needs.

5. Safety and Compliance

1. Meets DOT-3E 1800 and European PED standards.
2. Reinforced threaded construction enhances safety under high pressure.
3. Compatible with valves featuring stem backseats and bonnet locks for added operator safety.
4. Designed for hazardous and sensitive pressurized sample transport.

6. Applications

The Hoke 4HD300 is trusted in:

1. Petrochemical & Refining – safe sampling of hydrocarbons under pressure.
2. Environmental Monitoring – containment of gas and liquid samples for analysis.
3. Laboratory Testing – grab sampling, chromatography, and controlled pressurized studies.
4. High-Pressure Gas Systems – used as surge accumulators and snubbers.
5. Experimental Research – reaction chambers and high-vacuum containment.

Why Buy from HiTechTrader?

At HiTechTrader, we provide high-performance, safety-compliant sampling cylinders like the Hoke Model 4HD300 with expert guidance, competitive pricing, and dependable delivery. Each cylinder is carefully sourced to meet rigorous standards, helping laboratories and industries reduce risk while improving efficiency in pressurized sample handling. With decades of experience in laboratory and industrial equipment, HiTechTrader is a trusted partner for reliable sampling solutions.