flowline division

What flowline division does

Flowline Division, operating as a division of Ezeflow USA Inc. under parent EzeFlow Group, is a US-based manufacturer of corrosion-resistant pipe fittings, flanges, and forgings serving mission-critical industrial applications. Founded in 1948 and headquartered in a 100,000 sq.ft. facility in New Castle, Pennsylvania, the company produces butt weld fittings (ASME/ANSI B16.9), socket weld and threaded fittings (ANSI B16.11), stub ends, ANSI B16.5 flanges, and custom forgings in stainless, carbon, alloy, duplex, Monel, and nickel materials. Its core technology stack includes CNC machining, hot/cold forming, heat treating, ASME Section IX welding, and full non-destructive testing (X-ray, ultrasonic, magnetic particle, and dye penetrant inspection), enabling diameters from ½ inch to 24 inch and wall thicknesses to 1.3 inch across schedules 5S through XX strong wall.

The company's primary customer base is concentrated in nuclear and defense, where it holds Level 1 SubSafe supplier qualification for US Navy submarine and aircraft carrier nuclear propulsion systems, alongside commercial nuclear power generation, military defense programs, petrochemical/refining, oil & gas, power generation, marine/shipbuilding, and general industrial manufacturing. Flowline operates a B2B direct sales model through named sales representatives (Pat Fiello, Margaret Hunt), phone, and email, with quote-based pricing that varies by fitting type, material, dimensions, and order volume. The revenue model is hardware sales of custom and catalog fittings, supplemented by premium-priced emergency manufacturing and a large inventory that supports rapid delivery, with multi-year contracts in regulated end markets.

The company's competitive positioning rests on regulatory certifications (ISO 9001:2015, Level 1 SubSafe, MIL-Spec, ASME Section III), domestic US manufacturing, 75+ years of metallurgical process knowledge, and 24/7 emergency manufacturing capability. Distribution is exclusively direct through sales representatives to enterprise and government customers globally, with no third-party reseller or distribution network. The business is privately held within the EzeFlow Group, with no external funding rounds, acquisitions, or public market activity disclosed.

Name

flowline division

Legal name

Flowline Division - Ezeflow USA Inc.

Website

https://flowlinefittings.com

Company type

Private

Founded year

1948

Operating status

Operating

Short description

Flowline Division, a US manufacturer of corrosion-resistant pipe fittings, flanges, and forgings for nuclear, defense, petrochemical, and industrial applications, serving as a Level 1 SubSafe supplier to the US Navy submarine and aircraft carrier fleet.

Ownership category

akta.pro rank

Product category

Industrial Pipe Fittings & Forgings

NAICS

Fabricated Pipe and Pipe Fitting Manufacturing (332996), Other Metal Valve and Pipe Fitting Manufacturing (332919)

SIC

Steel Pipe & Tubes (3317), Gaskets, Packg & Sealg Devices & Rubber & Plastics Hose (3050)

akta.pro primary industry

Pipe Fittings, Couplings & Connectors (IMADALAD)

akta.pro secondary industries

OCTG, Line Pipe & Tubular Services (Supply, Inspection, Threading) (EUALABAN), Piping, Valves & Pumps (Deck/Service Systems Components) (IMAJAIAI), Seals, Valves & Auxiliary Components (for Pumps/Compressors) (IMAHANAH)

Keywords

• Pipe fittings manufacturing
• Corrosion resistant forgings
• Industrial flange production
• Nuclear grade fittings
• High pressure piping

Headquarters

HQ city

New Castle

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Operations, Personnel, Infrastructure, Supply Chain, Technology or R&D, Marketing or Sales

Revenue model

1. Pipe Fittings Manufacturing & Sales: Flowline generates revenue through the manufacture and sale of corrosion-resistant pipe fittings, flanges, forgings, and custom components to industrial customers. Products include butt weld fittings (ASME/ANSI B16.9), socket weld fittings (ANSI B16.11), threaded fittings, stub ends, and forged fittings. The business operates as a B2B manufacturer with pricing based on specifications, materials, and order volume. The company offers emergency manufacturing capabilities and maintains large inventories for rapid delivery.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels3 records

Core offering

Flowline Division manufactures corrosion-resistant pipe fittings, flanges, and forgings for high-pressure, high-temperature, and corrosive service. Products include ASME/ANSI B16.9 butt weld fittings, ANSI B16.11 socket weld and threaded fittings, ANSI B16.5 flanges, stub ends, custom forgings, and forged fittings in stainless, carbon, alloy, duplex, Monel, and nickel materials. The company is an approved Level 1 SubSafe supplier to the U.S. Navy submarine and aircraft carrier industry and serves nuclear, defense, oil & gas, petrochemical, power generation, and marine customers.

Product overview

Flowline Division is a U.S.-based manufacturer of corrosion resistant pipe fittings and forgings for mission-critical applications. The company produces a comprehensive portfolio of products including Butt Weld Pipe Fittings (ASME/ANSI B16.9), Socket Weld Pipe Fittings (ANSI B16.11), Threaded Pipe Fittings (ANSI B16.11), Stub Ends, Forgings, Flanges (ANSI B16.5), and Forged Fittings. These products serve high-pressure, high-temperature, corrosion, and abrasion applications across nuclear, defense, oil & gas, petrochemical, power generation, and marine industries. The company operates as a Level 1 fitting supplier with advanced manufacturing capabilities including CNC machining, heat treating, hot/cold forming, and full non-destructive testing (X-ray, ultrasonic, magnetic particle, dye penetrant).

Differentiator

Problem solved

Functional benefit

Products and services

• Butt Weld Pipe Fittings ASME/ANSI B16.9 seamless and welded butt weld pipe fittings for high-pressure and high-performance applications, including elbows, tees, reducers, and caps in carbon steel, stainless steel, alloy steel, and specialty metals.
• Socket Weld Pipe Fittings ANSI B16.11 socket weld fittings engineered for tight, leak-proof connections in high-pressure piping systems, including elbows, tees, couplings, and unions in stainless steel, carbon steel, Monel, and nickel alloys.
• Threaded Pipe Fittings ANSI B16.11 threaded pipe fittings for low- to moderate-pressure systems, including elbows, tees, plugs, bushings, and couplings in various materials and pressure classes.
• Stub Ends Precision-machined stub ends for flanged connections requiring easy disassembly and maintenance, available in short, long, and custom lengths in carbon, stainless, duplex, and alloy steels.
• Forgings High-integrity custom forgings manufactured with in-house hot forming, CNC machining, and heat treating, meeting MIL-Spec, ASTM, and ASME standards with full non-destructive testing for defense, energy, and industrial markets.
• Flanges ANSI B16.5 flanges and custom designs for nuclear, military, and commercial industries, available in slip-on, weld neck, blind, and threaded styles in high-grade stainless, carbon, alloy, and nickel materials.
• Forged Fittings Forged fittings engineered for high-pressure, high-temperature service using precision forging and ASME-compliant machining, including elbows, tees, unions, caps, and reducers in carbon steel, stainless steel, and specialty alloys.

Quantifiable outcome

• Level 1 SubSafe supplier status achieved and maintained for US Navy submarine and aircraft carrier industry
• +1 more outcomes

Named customers3 records

Segments6 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Five partnerships are on record, tiered minor.

• Lawrence Mercer Manufacturing CoalitionminorOthersLocal affiliation with the Lawrence Mercer Manufacturing Coalition, a regional manufacturing industry consortium in Pennsylvania supporting workforce development and industry collaboration.
• West Central Job Partnership, Inc.minorOthersLocal workforce development partnership in western Pennsylvania assisting with employment and training programs for manufacturing sector workers.
• New Castle School of TradesminorOthersLocal technical trade school partnership providing skilled trades training and workforce pipeline for manufacturing employment.
• Forward LawrenceminorOthersLocal economic development organization in Lawrence County, Pennsylvania. Flowline uses Forward Lawrence for website development services.
• Lawrence County Career and Technical CenterminorOthersLocal career and technical education center partnership supporting workforce training and development for manufacturing careers in the region.

Scale indicators4 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Bonney Forge Corporation: Manufacturer of forged steel pipe fittings, flanges, and unions serving power, oil & gas, and nuclear markets. Direct comparable to Flowline on product portfolio, materials (carbon, stainless, alloy), and end-market exposure to critical-service applications.
• Anvil International (ASC Engineered Solutions): Major manufacturer of pipe fittings, couplings, flanges, and pipe supports for commercial, industrial, and institutional markets. Comparable to Flowline on product breadth (butt weld, threaded, forged fittings) and B2B industrial distribution model.
• Weldbend Corporation: US manufacturer of carbon and stainless steel butt weld pipe fittings and flanges serving power generation, oil & gas, and shipbuilding. Comparable product mix and similar focus on domestic manufacturing for critical-service customers.
• Mills Products Inc. Specialty fabricator of pipe fittings, pipe supports, and engineered metal products serving nuclear, petrochemical, and industrial markets. Direct comparable in the niche of ASME-qualified nuclear fittings.

Broad incumbents

• Mueller Industries: Diversified manufacturer of copper, brass, aluminum, and plastic plumbing, refrigeration, and industrial products including pipe fittings. Broadly comparable through its pipe fittings business, but operates at much larger scale across residential and commercial end markets.
• Curtiss-Wright Corporation: Diversified defense and nuclear engineering company supplying components, systems, and services to naval nuclear, submarine, and power generation programs. Comparable through its nuclear propulsion and defense product lines, though operating at much larger scale and broader scope.
• CIRCOR International: Manufacturer of flow control products including valves, fittings, and pumps for industrial, energy, and military markets. Comparable through its engineered fittings and valve offerings serving critical-service applications.
• Babcock & Wilcox: Provider of steam generation and nuclear environmental services, including components for nuclear power plants. Comparable through its nuclear components business and ASME Section III capabilities, though serving a broader scope.

Emerging players

• Velan Inc. Manufacturer of industrial valves including gate, globe, check, and specialty valves for severe service in oil & gas, power, and nuclear markets. Adjacent peer given the overlap between valve and fittings product lines in the same critical-service channels.
• Hayward Tyler: Manufacturer of pumps and motors for nuclear, power generation, and oil & gas applications, including US Navy-qualified equipment. Comparable through its naval nuclear and commercial nuclear customer base served from specialty manufacturing.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/flowline-fittings

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about flowline division