IMPA: 751052

Marine Bronze Screw Down Check Globe Valve – 20mm, 5kgf/cm² (IMPA 751052)

This marine bronze screw down check globe valve, model F-7351, is designed for reliable flow control in shipboard piping systems. Manufactured to JIS F-7351 standards, it is suitable for steam up to 205°C, as well as air, gas, oil, and non-shock water up to 120°C. The valve features a robust bronze construction that resists corrosion in marine environments, ensuring long service life.

With a 20mm nominal size and a maximum working pressure of 0.49MPa (5kgf/cm²) for steam, air, gas, oil, and pulsating water, this globe valve provides dependable shut-off and regulation. The valve body is hydrostatically tested to 1.03MPa (10.5kgf/cm²), and seat water tightness is verified at 0.76MPa (7.7kgf/cm²) on both sides. Ideal for ship chandlers and marine engineers seeking a high-quality, standard-compliant valve for new builds or maintenance.

Key Features

Technical Specifications

SpecificationValue
TypeGlobe Valve (Screw Down Check)
ModelF-7351
Size20 mm (¾ in)
Face-to-Face Length110 mm
Flange Diameter85 mm
Bolt Circle Diameter (PCD)65 mm
Number of Bolts4
Bolt Hole Diameter12 mm
Max. Working Pressure (Steam, Air, Gas, Oil, Pulsating Water)0.49 MPa (5 kgf/cm²)
Max. Working Pressure (Non-Shock Water)0.69 MPa (7 kgf/cm²)
Hydrostatic Test Pressure1.03 MPa (10.5 kgf/cm²)
Seat Water Tightness Test Pressure0.76 MPa (7.7 kgf/cm²) inlet & outlet
MaterialBronze
UnitPer Piece (Pc.)
IMPA Code751052

Frequently Asked Questions

What is the maximum working pressure for steam?

The maximum working pressure for steam up to 205°C is 0.49 MPa (5 kgf/cm²). For non-shock water up to 120°C, it is 0.69 MPa (7 kgf/cm²).

Is this valve suitable for seawater?

While bronze is corrosion-resistant, this valve is designed for steam, air, gas, oil, and fresh water. For seawater applications, consult your supplier for appropriate materials.

What standards does this valve comply with?

This valve is manufactured to JIS F-7351 standard, commonly used in marine piping systems.

What is the face-to-face length?

The face-to-face length is 110 mm (4.33 inches).

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