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BT-B Series Butterfly Valve by Kurimoto – Precision Control for Water and Seawater Applications

Updated: Jan 15

Welcome to Nichiboku's industrial Blog

Introduction

Designed with reliability and industrial-grade performance in mind, the BT-B Series Butterfly Valve by Kurimoto is a robust flow control solution tailored for water, seawater, and similar fluid applications. Trusted across diverse industries, this Japanese-engineered valve ensures excellent sealing performance and long-term durability, making it a preferred choice among engineers and industrial buyers worldwide.



Industrial butterfly valve against a gradient background. Text reads: "BT-B Series Butterfly Valve," "KURIMOTO" logo visible.
BT-B Series Butterfly Valve: Engineered for durability and reliability in water and seawater applications, fully compliant with global standards.

High-Performance Butterfly Valve for Industrial Fluid Control

Key Features of the BT-B Series Butterfly Valve

The BT-B Series Butterfly Valve exemplifies Kurimoto’s dedication to precision engineering. Here's why it stands out:

Feature

Specification

Nominal Size

200–4000mm

Pressure Capacity

Up to 1.0MPa

Applicable Fluids

Water, seawater, and compatible liquids

Construction Materials


Body

Cast iron, ductile iron, or fabricated steel

Disc

Same as body (stainless options available)

Stem

Stainless steel

Seat

Rubber (vulcanized to inner body surface)

Superior Design for Reliable Sealing

The BT-B valve's internal rubber seat is vulcanized to the full surface, ensuring a tight water-sealing capability. This feature enhances operational stability in demanding environments, especially in seawater applications where corrosion resistance is crucial.

  • Corrosion-resistant Options: Stainless steel or rubber-lined discs

  • Flexible Actuation:

    • Manual

    • Electric

    • Cylinder-operated types

Compliance and Customization

The BT-B valve is designed to meet major international standards including:

Standards Supported: ANSI • AWWA • BS • DIN • JIS • JWWA

Upon request, additional custom materials and specifications can be supported for specialized industrial applications.

Real-World Application of the BT-B Series Valve

Two engineers in safety vests inspect a rusty pipe system by the ocean. Kurimoto logo visible. Overcast sky, industrial setting.
Kurimoto BT-B Series Butterfly Valve in industrial use, with workers inspecting its installation along a coastal pipeline system.

Engineers conduct an inspection of the Kurimoto BT-B Series Butterfly Valve installed in a seawater piping system. The valve ensures reliable water-tight performance even in highly corrosive coastal environments.

Product Overview at a Glance

BT-B Butterfly Valve catalog page showing valve diagram, specs, and materials. Features water/seawater use and 1.0 MPa pressure.
Kurimoto BT-B Butterfly Valve: High-performance valve designed for water and seawater applications, featuring a robust rubber seat for watertight sealing. Available in sizes 200-4000mm, crafted from materials like cast iron and stainless steel, and operating at 1.0MPa pressure.

A quick-reference summary of the BT-B Series highlights key specifications and materials, making it easy to evaluate suitability for industrial and marine applications. Official Catalog

Why Choose Kurimoto’s BT-B Series Butterfly Valve?

Engineered for durability and flexibility, Kurimoto’s BT-B Series is the ideal solution for:

  • Industrial water systems

  • Seawater pipelines

  • Treatment plants and distribution networks

  • Heavy-duty valve control scenarios

Whether for new infrastructure or retrofit upgrades, this butterfly valve provides Japanese quality with global compatibility.

Nichiboku Worldwide Supply Support

Nichiboku Ltd. provides global supply support for Japanese industrial products, ensuring reliable distribution and after-sales assistance worldwide.

➡️ Get global supply support ➡️ Inquire about international shipping and product availability ➡️ Partner with Nichiboku for worldwide industrial solutions



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