Hirata Valve Industry Check Valves — Identification and Replacement Information

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Introduction

Hirata Valve Industry manufactures check valves for industrial piping systems, including swing check and lift check configurations. Their primary function is to prevent reverse flow through the piping system while allowing flow in the intended direction.

For replacement procurement, identifying only the valve size or pressure class is not sufficient. The valve type, pressure class, size, body material, end connection, fluid service and existing dimensional configuration should be confirmed before replacement compatibility is evaluated.

Stainless steel check valve product shot with HVI/Hirata Valve Industry text and nominal pressure 150LB-2500LB, 10K-63K. — Hirata Valve Industry's robust check valve, suitable for industrial piping, offers a wide nominal pressure range of 150LB to 2500LB and 10K to 63K, ensuring reliability and durability for high-pressure applications.

Technical Overview: Hirata Valve Industry Check Valves

Hirata Valve Industry documents both swing check valves and lift check valves, with manufacturing ranges depending on valve type, nominal pressure and required specification.

Technical Item	Hirata Valve Configuration / Description
Product Category	Industrial check valves / non-return valves
Primary Function	Prevention of reverse flow in piping systems
Valve Types	Swing check valve and lift check valve
Nominal Pressure	150LB–2500LB and 10K–63K
Swing Check Valve Size Range	20A–1500A / 3/4B–60B; available range varies according to pressure
Lift Check Valve Size Range	8A–350A / 3/8B–14B
Swing Check Body Materials	Carbon steel, stainless steel, cast iron and other specified materials
Lift Check Body Materials	Carbon steel, stainless steel and other specified materials
Special Configuration	Full rubber-lined check valve configurations are documented for applications including seawater service
Selection Basis	Valve type, pressure class, size, material, fluid and customer specification

The manufacturer identifies stable operation at low flow rates and smooth prevention of backflow among the functional characteristics of its check valve range.

For replacement applications, the complete valve specification should be evaluated rather than selecting a unit solely by nominal size and pressure class.

Industrial Application

Check valves are used in industrial piping where reverse flow must be prevented automatically. Selection between swing and lift configurations depends on the piping system, operating conditions and required valve specification.

Hirata Valve Industry manufactures valves for industrial and energy-related applications and documents capability for services ranging from low-temperature fluids to high-temperature conditions and corrosive chemical environments.

The actual check valve configuration should therefore be determined according to the fluid, pressure, temperature, piping arrangement, material requirements and existing installation conditions.

Identification / Replacement Considerations

When evaluating an existing Hirata check valve for replacement, the complete installed valve specification should be identified.

Priority information includes:

Manufacturer and exact model / valve identification
Swing check or lift check configuration
Existing nameplate and body markings
Copy of the original drawing, when available
Nominal size
Pressure class
Body and trim materials, when specified
End connection and applicable flange / piping specification
Face-to-face dimensions
Flow direction
Process fluid
Operating / design pressure
Operating / design temperature
Applicable standard, when specified
Quantity

A check valve with the same nominal size and pressure class should not automatically be considered interchangeable. Differences in construction, materials, end connections, dimensions and service conditions can affect installation and operating compatibility.

Engineers at an industrial plant review a Hirata Valve Industry check valve for potential replacement and piping compatibility.

Information Recommended for Quotation

For a Hirata Valve Industry check valve RFQ, provide the exact valve identification and a copy of the original drawing whenever available.

If the complete identification cannot be confirmed, provide clear photographs of the nameplate, body markings and complete valve, together with the valve type, nominal size, pressure class, material, connection specification, process fluid, operating conditions and quantity.

For replacement requirements, dimensional information from the existing valve is particularly useful when evaluating compatibility with the installed piping.

Nichiboku Support

Nichiboku supports international sourcing and supply of identifiable Japanese industrial equipment and valves, including Hirata Valve Industry products for replacement and defined industrial requirements.

Technical evaluation is based on the available information for the installed valve and required service conditions. Providing the exact valve identification, body markings, copy of the original drawing and operating specifications helps reduce identification uncertainty and supports a technically qualified RFQ.

Hirata Valve Industry — Nichiboku Tech https://www.nichiboku.com/japanese-industrial-products/hirata-valve

For replacement or procurement evaluation, provide the manufacturer, exact model or valve identification, copy of the original drawing or nameplate, technical specifications, quantity and required quotation deadline.