What W+Z Rohrsystem-Technik does

W+Z Rohrsystem-Technik GmbH is a privately held German manufacturer of custom industrial piping-system components, headquartered at Weiherdamm 17 in Netphen-Deuz, Germany. Founded in 1988 and operating with 51-100 employees under family management (Managing Director Peter Wiebelhaus), the company designs and builds made-to-order industrial valves (butterfly, throttle, and check valves), shell-and-tube heat exchangers, silencers, filter housings, vessels and apparatuses, pipes and protection strainers, and complete plant-construction modules and skids. Its wholly-owned subsidiary FST GmbH Filtrations-Separations-Technik extends the offering into compressed-air preparation adsorption dryers. Production is vertically integrated in-house, encompassing 3D CAD design, submerged-arc welding with cold rolling up to 60 mm wall thickness, an X-ray bunker for non-destructive testing of welds, dedicated stainless-steel and C-steel halls, powder coating, painting, and final assembly.

The company has been ISO 9001 certified continuously since 1993 and holds international approvals under PED 2014/68, AD-2000, ASME VIII Div.1, TEMA, and a China Licence, enabling supply to power generation, oil and gas, chemical, petrochemical, refinery, shipbuilding, district heating, water management, mining, and machinery customers. Heat-exchanger production is supported by HTRI Xist calculation software combined with proprietary company-developed works regulations.

The business model is project-driven enterprise B2B manufacturing: dedicated project managers (e.g., Thomas Kotzian for heat exchangers and vessels, Michael Stötzel for silencers and vessels, Frank Wied and Christof Wied for industrial valves) engage industrial plant operators and engineering firms directly, with all products custom-engineered to specification and shipped EXW Netphen-Deuz under Incoterms 2020. Revenue is generated one-off per project or module rather than through recurring software or subscription contracts, and the company also maintains warehousing of spare parts and standard products for rapid dispatch. GTM is direct enterprise field sales backed by a bilingual website, with no app, marketplace, or channel-reseller presence.

Name

W+Z Rohrsystem-Technik

Legal name

W+Z Rohrsystem-Technik GmbH

Website

https://rohrsystemtechnik.de

Company type

Private

Founded year

1988

Operating status

Operating

Headcount range

51–100 employees

Short description

W+Z Rohrsystem-Technik is a German manufacturer (founded 1988, 51-100 employees) of custom industrial piping-system components — valves, heat exchangers, silencers, filter housings, vessels, and plant-construction skids — sold directly via project managers to power, oil and gas, chemical, shipbuilding, and industrial plant operators under ISO 9001 and international codes.

Ownership category

akta.pro rank

Product category

Industrial Piping Components and Systems

NAICS

Industrial Valve Manufacturing (332911), Fabricated Pipe and Pipe Fitting Manufacturing (332996), Power Boiler and Heat Exchanger Manufacturing (332410)

SIC

Fabricated Plate Work (Boiler Shops) (3443), Steam & Air-Conditioning Supply (4961)

akta.pro primary industry

Pipe Fittings, Couplings & Connectors (IMADALAD)

akta.pro secondary industries

Industrial/Process Piping & Mechanical Contracting (IMAFALAG), Mechanical Piping & Pipefitting (Process/Utility Piping, Supports, Valves) (EUAEAFAD)

Keywords

• Industrial piping components
• Shell-and-tube heat exchangers
• Industrial valves manufacturing
• Custom pressure vessels
• Plant construction modules

Headquarters

HQ city

Netphen

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Custom Industrial Component Manufacturing: Manufacture and sale of custom high-quality piping system components and systems including industrial fittings (butterfly valves, throttle valves, check valves), heat exchangers, silencers, filter housings, tanks, vessels, pipelines, and modules/skids. All products are made to customer specification with optional surface coating and electrical work. Also generates revenue from plant construction, assembly, function, pressure, and leak testing services, as well as spare parts and standard product warehousing/dispatch.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

W+Z Rohrsystem-Technik manufactures custom, made-to-order industrial piping system components and systems — including industrial valves, shell-and-tube heat exchangers, silencers, filter housings, pressure vessels and apparatuses, pipelines, modules/skids and adsorption dryers — for power plants and industrial plant operators. All products are engineered in an in-house 3D CAD department and produced entirely at the Netphen-Deuz facility using submerged arc welding, X-ray testing and powder coating.

Product overview

W+Z Rohrsystem-Technik is a manufacturer of high-quality piping system components and industrial systems, consisting of a comprehensive portfolio of complementary products. The core offering includes industrial valves (butterfly valves HPAK/RTAK, throttle valves RTDK, check valves RTRK/HPRK/TORV, strainers RTSF), heat exchangers (shell and tube), silencers, filter housings, and vessels/apparatuses. These are complemented by plant construction services featuring module & skid construction and adsorption dryers, plus pipes and protection strainers. The company operates its own 3D design department and maintains in-house manufacturing capabilities including powder coating, X-ray testing, and quality assurance. The company has been ISO 9001 certified since 1993.

Differentiator

Problem solved

Functional benefit

Products and services

• Industrial Valves

Quantifiable outcome

• ISO 9001 certified since 1993 — one of the longest-standing quality certifications in the industrial piping component sector.

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• FST GmbH Filtrations-Separations-TechnikcoreStrategic or Co-development PartnerFST GmbH is described as a daughter company (Tochterfirma) of W+Z Rohrsystem-Technik, located at the same Netphen-Deuz facility. Together, W+Z and FST manufacture diverse systems for compressed air preparation at the Netphen-Deuz location. The product portfolio includes cold-regenerating and warm-regenerating adsorption dryers in aluminum profile and welded steel vessel versions, matching flange filters, high-pressure adsorption dryers, and large or project dryers. FST's filtration and separation technology complements W+Z's piping and vessel expertise.

Scale indicators1 record

Recent moves6 records

Expansion highlights5 records

Emerging players

• HEBTROCK / process-vessel fabricators (e.g., Ziemann Holvrieka): European manufacturer of process vessels and tanks for breweries, food and chemicals. Comparable to W+Z's vessels and apparatuses line (Ø up to 3,800mm) with overlapping pressure-vessel fabrication capability.

Broad incumbents

• Crane Co. Diversified US industrial manufacturer with a substantial engineered materials and process flow group serving chemical, power, oil & gas customers with valves and fittings — directly overlaps W+Z's industrial-valve and fabricated-component business.
• KSB SE & Co. KGaA: German-headquartered global pump and valve manufacturer with overlapping industrial-valve and process-piping exposure. Although KSB is far larger and broader, it is the most directly comparable German industrial-valve incumbent competing for similar power/industrial customers.
• Flowserve Corporation: US-listed global manufacturer of industrial pumps, valves and seals serving power, oil & gas, chemical and water markets — overlapping with W+Z's industrial-valve and process-equipment portfolio at much larger scale.
• Alfa Laval AB: Swedish global leader in heat exchangers, separation and fluid handling — most direct comparable for W+Z's shell-and-tube heat-exchanger product line and broader process-equipment offerings.
• Pentair plc: Global water-flow and treatment solutions provider with industrial valve and filtration offerings. Comparable to W+Z's filter housings and industrial valve products for water/process applications.
• GF Piping Systems (Georg Fischer): Swiss-Swiss global provider of piping systems, fittings, valves, and process equipment. Comparable to W+Z's broad piping-component portfolio with overlapping industrial and process-plant customer base.

Direct peers

• CIRCOR International: US-headquartered manufacturer of engineered valves, fluid handling and flow control products for power, oil & gas and process industries. Competes with W+Z in industrial valves for power and process applications.
• APEX Piping Systems (Bonney Forge): Manufacturer of forged and fabricated pipe fittings, valves, and specialty components for power, petrochemical and process industries. Comparable on custom fabricated pipe components and forged valve bodies for similar end markets.
• Velan Inc. Canadian manufacturer of industrial valves (butterfly, check, gate, globe) for power, oil & gas and process industries. Closest product-line analog to W+Z's HPAK, RTAK, RTDK, RTRK and HPRK valve families.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Subsidiaries1 record

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 W+Z Rohrsystem-Technik