Marine Cast Iron Screw Down Check Globe Valve – 5 kgf/cm2

Our marine cast iron screw down check globe valve is a reliable backflow prevention solution for shipboard piping systems. Constructed from durable cast iron, this dual-purpose valve combines the shut-off capability of a globe valve with the automatic prevention of reverse flow, ensuring safe and efficient operations in engine room, ballast, fuel, and cooling water lines.

Rated for 5 kgf/cm2 nominal working pressure (approximately 70 psi), this IMPA 75 series valve is designed for demanding marine environments. The screw-down mechanism provides a positive, tight seal, while the globe-style body offers good flow regulation. Available with standard connections to suit your retrofit or new-build requirements, each unit is pressure-tested and ready for installation.

As a trusted ship chandler, ALL-K MARINE Ship Store supplies this valve to vessels worldwide. We prioritize compliance with international marine standards and offer a full range of valves and cocks under IMPA 75. Contact our team for custom sizes, end connections, or certification requirements.

Key Features

Technical Specifications

SpecificationDetails
Valve TypeScrew Down Check Globe Valve (Non-Return)
Pressure Rating5 kgf/cm² (≈ 70 PSI)
Body MaterialCast Iron
End ConnectionsThreaded / Flanged (optional)
Size RangeDN15 – DN150 (½" – 6")
MediaFresh Water, Sea Water, Fuel Oil, Lubrication Oil
Operating Temperature-10°C to +120°C
ComplianceIMPA 75 — Valves & Cocks

Frequently Asked Questions

What is a screw down check globe valve?

It is a valve that combines a globe valve's throttling capabilities with a check valve's automatic backflow prevention. The screw-down stem allows manual closure, while the check mechanism prevents reverse flow.

What is the pressure rating of this valve?

This cast iron valve is rated for a nominal working pressure of 5 kgf/cm², which equals approximately 70 PSI. It is suitable for shipboard low-to-medium pressure applications.

Can this valve be used for seawater lines?

The valve body is made of cast iron, which is generally used with protective coatings for seawater service. However, we recommend confirming material compatibility for your specific application. For long-term seawater exposure, consider a bronze or corrosion-resistant alloy option.

Is this valve available with flanged ends?

Yes, our screw down check globe valves can be supplied with threaded or flanged connections depending on your piping specifications. Please specify your requirement when placing an order.

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