NAICS 332911 Quarterly Industry Report
Industrial Valve Manufacturing
Comprehensive industry research for valuation professionals, business owners, buyers, and lenders
NAICS Code: 332911Sector: 33Updated: Q1 2026
About This Report
This report covers NAICS 332911 (Industrial Valve Manufacturing) compiled by Fair Market Value using data from the U.S. Census Bureau[6], Bureau of Labor Statistics[7], and the Valve Manufacturers Association of America[5]. Industry structure reflects 2022 NAICS classifications verified against government statistical sources. This report is updated quarterly as new Census and BLS data becomes available. Additional data is drawn from SBA[8].. NAICS 332911 analysis serves business owners, valuators, and lenders assessing industrial valve operations.
Industry Snapshot
Key metrics for the industrial valve manufacturing industry.
Industry Definition & Overview
Industrial Valve Manufacturing (NAICS 332911) encompasses establishments primarily engaged in manufacturing industrial valves and valves for water works and municipal water systems, including isolation, check, and control valves. Manufacturing operations involve metal fabrication, precision engineering, and assembly processes for diverse applications in power generation, oil and gas, chemical processing, and water infrastructure. Valve designs range from simple gate valves to complex control systems. The Valve Manufacturers Association of America (VMA)[5] represents approximately 125 member companies responsible for 80% of U.S. industrial valve shipments.
Fluid power systems and industrial process control depend upon precision-manufactured valves to function safely across demanding operating environments. Per Census Bureau NAICS data[6], this classification falls within Industry Group 3329 (Other Fabricated Metal Product Manufacturing). Production capabilities require advanced engineering expertise, metallurgical knowledge, and quality control systems to serve customers in regulated industries. Employment reaches approximately 20,000 workers directly across VMA member organizations.
Import competition from Asia-Pacific and Mexico pressures domestic manufacturers on commodity valve products, pushing U.S. producers toward severe-service and engineered-to-order niches. Geographic clustering in the Great Lakes and Gulf Coast regions reflects proximity to energy, petrochemical, and heavy manufacturing customers. Capital investment in CNC machining, foundry capacity, and testing equipment represents a major barrier to entry for new competitors.
What's Included in This Industry
- Manufacturing of industrial isolation, gate, and globe valves
- Production of check valves and control valves
- Water works and municipal water system valve manufacturing
- Valve actuator and automation equipment assembly
- Ball valve and butterfly valve production
- Pressure relief and safety valve manufacturing
- Valve body machining and metal fabrication
- Quality testing and pressure verification processes
- Specialty and high-performance valve engineering
- Valve repair, reconditioning, and aftermarket services
NAICS Classification Hierarchy
| Level | Description | Code |
|---|---|---|
| Subsector | Fabricated Metal Product Manufacturing | 332 |
| Industry Group | Other Fabricated Metal Product Manufacturing | 3329 |
| NAICS Industry | Metal Valve Manufacturing | 33291 |
| National Industry | Industrial Valve Manufacturing | 332911 |
Related NAICS Codes
| Code | Description | Relationship |
|---|---|---|
| 332912 | Fluid Power Valve and Hose Fitting Manufacturing | Fluid Power Valve and Hose Fitting Manufacturing produces hydraulic and pneumatic valves for machinery and mobile equipment, using similar machining and assembly processes but serving distinct fluid power applications. |
| 332919 | Other Metal Valve and Pipe Fitting Manufacturing | Other Metal Valve and Pipe Fitting Manufacturing includes specialty valves, cryogenic valves, and plumbing fixtures not classified under industrial or fluid power valve categories. |
| 332111 | Iron and Steel Forging | Iron and Steel Forging produces precision forgings used as intermediate components in industrial valve body manufacturing, representing an upstream supplier to valve producers. |
| 331110 | Iron and Steel Mills and Ferroalloy Manufacturing | Iron and Steel Mills and Ferroalloy Manufacturing provides raw steel, alloy materials, and castings that serve as primary material inputs for valve body and component production. |
| 332710 | Machine Shops | Machine Shops provide contract CNC machining services for valve bodies, bonnets, and trim components, serving as both competitors and subcontractors to valve manufacturers. |
| 332410 | Power Boiler and Heat Exchanger Manufacturing | Power Boiler and Heat Exchanger Manufacturing incorporates industrial valves into pressure vessel systems, representing a major downstream customer for valve products. |
Geographic Concentration
Top states by share of national establishments.
| # | State | % Est. | Total Est. |
|---|---|---|---|
| 1 | Texas | 21.2% | 95 |
| 2 | California | 10.0% | 45 |
| 3 | Pennsylvania | 6.3% | 28 |
| 4 | Illinois | 5.8% | 26 |
| 5 | Louisiana | 5.6% | 25 |
| 6 | Ohio | 4.2% | 19 |
| 7 | Michigan | 3.8% | 17 |
| 8 | New York | 3.8% | 17 |
| 9 | Oklahoma | 3.6% | 16 |
| 10 | Florida | 3.4% | 15 |
% Of Establishments
0%
21%
Source: County Business Patterns, U.S. Census Bureau[3]
SBA Lending Summary
56
Total SBA Loans
$99.8M
Total Loan Volume
$1.8M
Average Loan Size
8 yrs
Average Loan Term
9.36%
Average Interest Rate
1,320
Jobs Supported
Source: SBA 7(a) Program Data, U.S. Small Business Administration — FY 2025[4]
Key Insight: The SBA size standard for NAICS 332911 is 750 employees[9], making most domestic valve manufacturers eligible as small businesses. Qualifying manufacturers can access SBA 7(a) loans[10] for equipment, working capital, and facility improvements. SBA 504 loans provide fixed-rate financing for major capital investments in machining centers and testing equipment. Valve manufacturers may also pursue federal contracting through small business set-aside programs.
Top SBA Lenders
| # | Lender | Loans | Volume | Avg Loan |
|---|---|---|---|---|
| 1 | Regions Bank | 8 | $40.0M | $5.0M |
| 2 | Northwest Bank | 16 | $22.2M | $1.4M |
| 3 | Comerica Bank | 8 | $16.0M | $2.0M |
| 4 | Frandsen Bank and Trust | 8 | $14.1M | $1.8M |
| 5 | Midwest Regional Bank | 8 | $4.8M | $597K |
Frequently Asked Questions
Common questions about this industry.
What types of businesses are classified under NAICS 332911?
NAICS 332911 includes manufacturers of industrial gate, globe, ball, butterfly, check, and control valves, plus water works and municipal water system valves. Businesses range from large multinational valve companies to specialized producers focused on severe-service applications for specific industries like nuclear power or chemical processing.
How is NAICS 332911 structured within the manufacturing sector?
NAICS 332911 is part of Industry Group 3329 (Other Fabricated Metal Product Manufacturing) within Subsector 332 (Fabricated Metal Product Manufacturing). Per the Census Bureau[6], this classification distinguishes industrial valves from fluid power valves (332912) and other metal valve and pipe fittings (332919).
What is the SBA size standard for NAICS 332911?
The SBA size standard for Industrial Valve Manufacturing is 750 employees[9]. Businesses averaging 750 or fewer employees over the preceding 24 months qualify as small businesses for SBA loan programs and federal contracting purposes.
How does NAICS 332911 differ from related valve manufacturing codes?
NAICS 332911 covers industrial and water works valves. NAICS 332912 covers fluid power (hydraulic/pneumatic) valves and hose fittings. Larger 332919 covers other valves and pipe fittings including plumbing fixtures. Classification depends on the primary product type and end-use application of the manufactured valves.
What industries are the primary customers for industrial valves?
Major customers include power generation (nuclear, fossil fuel, renewable), oil and gas (upstream, midstream, downstream), chemical processing, water and wastewater treatment, pulp and paper, pharmaceutical manufacturing, and food processing. Per the VMA[5], member companies serve these sectors through both standard catalog products and engineered-to-order solutions.
What specific activities are included in NAICS 332911?
Activities include valve body casting and forging procurement, CNC machining of valve bodies and trim, valve assembly and testing, actuator integration, quality inspection, pressure testing to API and ASME standards, specialty material processing (stainless steel, exotic alloys), and aftermarket repair and reconditioning services.
Are industrial valve manufacturers eligible for SBA loans?
Yes, manufacturers meeting the 750-employee size standard qualify for SBA 7(a) loans[10] and 504 loans. Equipment financing for CNC machining centers, test stands, and foundry equipment are common uses. SBA contracting programs also provide access to federal procurement opportunities.
Where is industrial valve manufacturing geographically concentrated?
Valve manufacturing clusters in the Great Lakes region (Ohio, Michigan, Indiana) and Gulf Coast (Texas, Louisiana) where proximity to energy, petrochemical, and heavy manufacturing customers supports the industry. Per BLS manufacturing data[7], these regions maintain strong fabricated metal product manufacturing employment bases that support valve production supply chains.
Sources & References
Government datasets and editorial sources used in this report.
- [1]U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages bls.gov
- [2]U.S. Census Bureau, Economic Census census.gov
- [3]U.S. Census Bureau, County Business Patterns census.gov
- [4]U.S. Small Business Administration, SBA 7(a) Loan Program Data data.sba.gov
- [5]Valve Manufacturers Association of America (VMA) vma.org
- [6]Census Bureau NAICS data census.gov
- [7]Bureau of Labor Statistics bls.gov
- [8]SBA sba.gov
- [9]SBA size standard for NAICS 332911 is 750 employees sba.gov
- [10]SBA 7(a) loans sba.gov
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