Knife Gate Valves Industry Research Report 2026

Knife gate valves are industrial isolation valves engineered for shutoff service in slurries, pulp stock, powders, chips, and other media containing suspended solids, where a sliding, knife-edged gate moves linearly through the flow path to shear and displace material and achieve closure with lower jamming risk than conventional wedge or parallel slide gates. The valve architecture typically comprises a one-piece or split body (wafer, lug, or flanged style) with a full-port throat, gate guides, a sharpened plate gate, a seat system (resilient elastomer seat, metal seat, or cartridge seat depending on sealing and abrasion demands), and a stuffing box with packing and gland follower; actuation is commonly manual (handwheel) or powered (pneumatic, electric, or hydraulic cylinder) via a rising or non-rising stem and yoke, with optional bonnet and purge/flush ports for severe services. Materials are selected around abrasion, corrosion, and solids loading: bodies are commonly ductile iron, carbon steel, or stainless steels; gates are typically stainless or hardened alloys with ground sealing faces and may use hardfacing or wear-resistant coatings; seats are elastomers (EPDM, NBR) or PTFE for tight shutoff, or metal for high temperature and erosive duty; packing is typically PTFE or graphite-based to manage leakage and cycling. Manufacturing is dominated by heavy casting or fabrication followed by precision machining of the body throat and seat pockets, grinding/finishing of gate surfaces, hardfacing or coating where specified, controlled assembly of guides, seat and packing systems, and end-of-line functional and pressure testing (commonly to knife-gate specific standards such as MSS SP-81 with leakage tests often referenced to general valve test practices), because real performance hinges on gate straightness, surface finish, alignment, and seat compression control under solids-laden conditions.

In industrial procurement, knife gate valves sit in the category of downtime-sensitive isolation hardware for slurry, fiber-laden, powder, and other high-solids services, where a valve choice is ultimately a decision on clogging risk, abrasion life, and maintenance predictability rather than a generic piping commodity. In 2025 the global knife gate valves market delivered about US$0.70 billion; it is expected to reach about US$0.73 billion in 2026 and approach US$1.05 billion by 2032, the market is projected to grow at a CAGR of about 6% from 2026 to 2032. In unit terms, output was around 273 thousand valves in 2025 and is expected to be roughly 283 thousand in 2026, with gradual unit-value uplift as severe-service specifications and automation content become more prevalent.

What practitioners pay for in knife gate valves is the ability to keep abrasive and high-solids isolation failures inside a controllable maintenance window. Buyers typically prioritize structural stiffness under differential pressure, gate and seat wear systems, packing-box integrity and flush provisions, and the way the open-close profile interacts with process stability; nominal size and pressure class alone rarely predict field performance. For manufacturers, consistency in machining and assembly tolerances, flatness, surface condition, and repeatable sealing behavior often determines real-life outcomes more than datasheet wording, especially when plants tighten availability targets and safety interlock requirements.

The 2025 demand mix is anchored by pulp and paper at roughly US$0.31 billion, contributing well over two-fifths of global value; mining at about US$0.12 billion, wastewater treatment close to US$0.10 billion, and chemical processing around US$0.08 billion form the rest of the core “abrasion and solids-handling” base. This mix explains why severe-service design themes—wear-manageable seats, replaceable liners, predictable wear paths, and maintainable sealing architectures—remain central to purchasing decisions, while actuation selection increasingly follows plant automation and EHS logic instead of purely initial capex.

Supply remains a combination of scaled global players and application-specialist long-tail brands. In 2025, AVK, DeZURIK, and Emerson Electric together accounted for about 46% of global value, with the top five near 57%; the top-tier concentration is projected to stay broadly similar in 2026. Large buyers tend to use a two-tier sourcing model: platform a small set of globally serviceable suppliers for critical process areas where uptime and spares commonality matter, while allowing qualified local suppliers for non-critical positions to balance lead time and total cost.

By the end of 2032, the most decision-relevant growth drivers are practical rather than abstract: sustained investment in slurry-intensive capacity and debottlenecking, continued upgrades tied to wastewater and solids-handling compliance, and a broader shift toward monitored, traceable valve assets integrated into plant reliability programs. The value shift is expected to favor manufacturers that can repeatedly prove sealing consistency and life in harsh media, deliver engineered actuation and accessory integration, and secure stable casting, machining, and critical material supply without compromising delivery discipline.

This report quantifies the global Knife Gate Valves market in revenue (US$ million) and, where applicable, sales volume (units), using 2025 as the base year and providing annual historical and forecast data for 2021–2032.

It standardizes definitions of types and applications, harmonizes vendor attribution, and presents comparable time series by company, type, application, and region/country, including indicative price bands (US$/units) and concentration ratios (CR5/CR10).

The outputs are intended to support strategy development, budgeting, and performance benchmarking for manufacturers, new entrants, channel partners, and investors; the report also reviews technology shifts and notable product introductions relevant to Knife Gate Valves.

This section profiles leading manufacturers, combining 2021–2025 results with a 2026–2032 outlook. It reports revenue, market share, price bands, product and application mix, regional and channel mix, and key developments (M&A, capacity additions, certifications). It also provides global revenue, average price, and—where applicable—sales volume by manufacturer, and calculates CR5/CR10 and rank changes to support comparative benchmarking.

Knife Gate Valves Market by Company

AVK

DeZURIK

Emerson Electric

FLSmidth

ITT

Bray International

Stafsjö Valves

Weir Group

VAG

Erhard GmbH

WEY Valve

Chisun Valve

GEFA Processtechnik

Zhejiang Linuo Flow

Valmet (Flowrox)

Okumura Engineering

Tecofi

Davis Valve

Supero Seiki

Trueline Valve

Pneumatic

Electric

Manual

Hydraulic

Pulp and Paper

Mining

Wastewater Treatment

Chemical Processing

Power Generation

Food & Beverage

Other Industrial Applications

North America

United States

Canada

Mexico

Europe

Germany

France

U.K.

Italy

Russia

Spain

Netherlands

Switzerland

Sweden

Poland

Asia-Pacific

China

Japan

South Korea

India

Australia

Taiwan

Southeast Asia

South America

Brazil

Argentina

Chile

Middle East & Africa

Egypt

South Africa

Israel

Türkiye

GCC Countries

High-impact rendering factors and drivers have been studied in this report to aid the readers to understand the general development. Moreover, the report includes restraints and challenges that may act as stumbling blocks on the way of the players. This will assist the users to be attentive and make informed decisions related to business. Specialists have also laid their focus on the upcoming business prospects.

1. This report will help the readers to understand the competition within the industries and strategies for the competitive environment to enhance the potential profit. The report also focuses on the competitive landscape of the global Knife Gate Valves market, and introduces in detail the market share, industry ranking, competitor ecosystem, market performance, new product development, operation situation, expansion, and acquisition. etc. of the main players, which helps the readers to identify the main competitors and deeply understand the competition pattern of the market.

2. This report will help stakeholders to understand the global industry status and trends of Knife Gate Valves and provides them with information on key market drivers, restraints, challenges, and opportunities.

3. This report will help stakeholders to understand competitors better and gain more insights to strengthen their position in their businesses. The competitive landscape section includes the market share and rank (in volume and value), competitor ecosystem, new product development, expansion, and acquisition.

4. This report stays updated with novel technology integration, features, and the latest developments in the market

5. This report helps stakeholders to gain insights into which regions to target globally

6. This report helps stakeholders to gain insights into the end-user perception concerning the adoption of Knife Gate Valves.

7. This report helps stakeholders to identify some of the key players in the market and understand their valuable contribution.

Chapter 1: Research objectives, research methods, data sources, data cross-validation;

Chapter 2: Introduces the report scope of the report, executive summary of different market segments (by region, product type, application, etc), including the market size of each market segment, future development potential, and so on. It offers a high-level view of the current state of the market and its likely evolution in the short to mid-term, and long term.

Chapter 3: Detailed analysis of Knife Gate Valves manufacturers competitive landscape, price, production and value market share, latest development plan, merger, and acquisition information, etc.

Chapter 4: Provides profiles of key players, introducing the basic situation of the main companies in the market in detail, including product production/output, value, price, gross margin, product introduction, recent development, etc.

Chapter 5: Production/output, value of Knife Gate Valves by region/country. It provides a quantitative analysis of the market size and development potential of each region in the next six years.

Chapter 6: Consumption of Knife Gate Valves in regional level and country level. It provides a quantitative analysis of the market size and development potential of each region and its main countries and introduces the market development, future development prospects, market space, and production of each country in the world.

Chapter 7: Provides the analysis of various market segments by type, covering the market size and development potential of each market segment, to help readers find the blue ocean market in different market segments.

Chapter 8: Provides the analysis of various market segments by application, covering the market size and development potential of each market segment, to help readers find the blue ocean market in different downstream markets.

Chapter 9: Analysis of industrial chain, including the upstream and downstream of the industry.

Chapter 10: Introduces the market dynamics, latest developments of the market, the driving factors and restrictive factors of the market, the challenges and risks faced by manufacturers in the industry, and the analysis of relevant policies in the industry.

Chapter 11: The main points and conclusions of the report.