Hydraulic Test Plug Valve

The Hydraulic Test Plug Valve is a specialized valve used for sealing tests, pressure tests, and emission control in fluid systems. The primary function of this valve is to quickly and reliably open, close, or switch fluid channels through hydraulic operation in pipelines, containers, or equipment systems. This ensures the sealing and safety of the system during the testing process.

Excellent corrosion resistance
Our products are made from corrosion-resistant alloy steel, which can withstand corrosion from water-based and oil-based liquids, as well as gases. The valve body, treated with a special surface coating, not only protects against corrosion from seawater and acidic or alkaline media but also performs well in high-temperature and high-humidity environments. After 300 hours of salt spray testing, the valve's corrosion damage is less than 0.5mm, demonstrating superior corrosion resistance compared to standard metal valves and extending its service life by over 50%.

Easy to install
Our valve design prioritizes ease of on-site installation, featuring a quick-connect device for fast assembly and disassembly. The fluid channel design minimizes flow resistance and enhances fluid flow efficiency.

Wide applicability
Our Hydraulic Test Plug Valve is widely used in hydraulic system testing and pipeline plugging across industries such as petroleum, chemicals, power generation, and natural gas. Whether in high or low-temperature conditions, extreme pressure, or highly corrosive environments, they provide stable and reliable performance.

Design and manufacture

Pressure and temperature reference

Inspection and test

NB/ T47044

NB/ T47044

NB/ T47044

ASME B16.34

ASME B16.34

ASME B16.34 MSS-SP-61

Nominal pressure

PN16～PN760(Class150-Class4500)

Nominal size

DN10～DN1200(NPS 3/8～NPS 48)

Body matenal

Forgings：20,A105,F22.CL3,F91,F92

Casting：WCB ,WC6,WC9,ZG20CrMoV

Test pressure(MPa)

Strength test (Water pressure)

1.5×P(38℃ pressure rating)

Sealing test (Water pressure))

1.5×Working Pressure

Applicable Temperature

-29℃～650℃

Applicable medium

Steam, water

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