
Sales and manufacturing of stainless steel products: pipes, fittings, flanges, valves, hoses as well as pumps and mixers.

MERINOX Metallwaren GmbH
Kürnbach (DE)New on Amplifa
Stainless steel expertise since 1995
MERINOX Metallwaren GmbH was founded in 1995 by Volker Mannherz in Kürnbach in the Kraichgau region and is an independent family-owned company. The company covers the sale of high-quality stainless steel products such as threaded fittings, ball valves, weld fittings, pipes, bar and round steel, valves, flanges, pipe couplings as well as hoses, pumps and mixers. In addition, standard and custom designs are manufactured according to customer drawings, and round pipes, rectangular and square pipes, flat and angle steel are machined up to a fine-polish finish. The comprehensively stocked warehouse carries materials such as 1.4301, 1.4307, 1.4541, 1.4404, 1.4571 and 1.4435. The valve manufacturing is TÜV certified and fulfills the requirements of DIN EN ISO 9001:2015 as well as AD 2000. Customers come from the food and beverage industry, breweries and dairies, chemicals, pharmaceuticals, plant and mechanical engineering as well as water management. Merinox is a sales partner of M&S Armaturen GmbH and the Spanish pump manufacturer INOXPA.
- Site
- Kürnbach
- Processes
- Machining and grinding of round pipes, rectangular and square pipes, flat and angle steels up to, Manufacturing of standard and custom designs according to customer drawing, Production of pipe connection parts/threaded fittings according to customer specifications, from, Grinding and sawing service for pipes and bar steel, Distribution of threaded fittings (sockets, nipples, reducers, plugs, unions; DIN, ISO, NPT,, Distribution of ball valves, valves, gate valves, check valves, strainers, drain and pressure gauge, Distribution of weld fittings (pipe bends 90°/45°, tees, reducers, saddle branches,, Distribution of pipes and bar steel (bar steel, hollow steel, profiles, angles, sheets, seamless and
- Materials
- Stainless steel 1.4301 (X5CrNi18-10), Stainless steel 1.4307, Stainless steel 1.4541, Stainless steel 1.4404, Stainless steel 1.4571, Stainless steel 1.4435, Grinding up to fine polish, Manufacturing according to drawing
- Certificates
- ISO 9001:2015, AD 2000 W0, AD 2000 Merkblatt HP0, DIN EN ISO 3834, DIN EN ISO 15614, DIN EN ISO 9601, DIN EN ISO 14732, Pressure Equipment Directive 97/23/EC, ISO 9001, AD 2000, Welding standards (ISO 3834 et al.), Pressure Equipment Directive
- Founded
- 1995
- Industries
- Food industry, Beverage industry, Breweries, Dairies/Cheese dairies, Viticulture, Chemical and pharmaceutical industry
- 01
Inquiry and technical consulting
- 02
Stockkeeping in stainless steel materials
- 03
Manufacturing according to drawing / grinding and sawing service
- 04
Supply from manufacturer partners (M&S Armaturen, INOXPA)
- 05
Quality management (TÜV-certified valve manufacturing)
- 06
Shipping, usually on the same day for orders placed by 12 noon
Materials in stock
Stainless steel 1.4301 (X5CrNi18-10)
Standard material in stock for pipes, fittings, flanges and valves.
Stainless steel 1.4307
Low-carbon austenitic steel for welded components.
Stainless steel 1.4541
Titanium-stabilized austenitic steel for temperature-stressed applications.
Stainless steel 1.4404
Chromium-nickel-molybdenum steel for increased corrosion requirements.
Stainless steel 1.4571
For applications in chemicals, pharmaceuticals and plant engineering.
Stainless steel 1.4435
For demanding applications in piping construction.
Grinding up to fine polish
Machining of round, rectangular and square pipes as well as flat and angle steel.
Manufacturing according to drawing
Pipe connection parts from the design drawing to the finished turned part.
Location Kürnbach

Kürnbach
DEHeadquarters, sales, warehouse, manufacturing
- Materials
- 1.4301, 1.4307, 1.4541, 1.4404, 1.4571, 1.4435
- Fully automated high-bay warehouse
Product range








Inside the production






Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Machining and grinding of round pipes, rectangular and square pipes, flat and angle steels up toSurface | – | – | – | – | Stainless steel |
| Manufacturing of standard and custom designs according to customer drawingEngineering | – | – | – | – | 1.4301, 1.4307, 1.4541, 1.4404, 1.4571, 1.4435 |
| Production of pipe connection parts/threaded fittings according to customer specifications, fromMachining | – | – | – | – | Stainless steel |
| Grinding and sawing service for pipes and bar steelMachining | – | – | – | – | Stainless steel |
| Distribution of threaded fittings (sockets, nipples, reducers, plugs, unions; DIN, ISO, NPT,Assembly | – | – | – | – | Stainless steel |
| Distribution of ball valves, valves, gate valves, check valves, strainers, drain and pressure gaugeAssembly | – | – | – | – | Stainless steel |
| Distribution of weld fittings (pipe bends 90°/45°, tees, reducers, saddle branches,Joining | – | – | – | – | Stainless steel |
| Distribution of pipes and bar steel (bar steel, hollow steel, profiles, angles, sheets, seamless andAssembly | – | – | – | – | Stainless steel |
| Distribution of valves for the food industry (unions DIN 11851, clamp connections DIN 32676,Assembly | – | – | – | – | Stainless steel |
| Distribution of flanges (weld-neck, plain machined, loose, threaded, blind flanges, flangesAssembly | – | – | – | – | Stainless steel |
| Distribution of hoses/hose technology (rubber and stainless steel hoses, hose fittings,Assembly | – | – | – | – | Stainless steel, Rubber |
| Distribution of pumps and mixers (centrifugal pumps, rotary lobe pumps, side channel pumps,Assembly | – | – | – | – | Stainless steel |
Additional services
Quality management
The valve manufacturing is TÜV certified and fulfills DIN EN ISO 9001:2015, AD 2000 W0/HP0 as well as the welding standards DIN EN ISO 3834, 15614, 9601 and 14732. Furthermore, the manufacturing complies with the Pressure Equipment Directive 97/23/EC.
| Evidence | Kürnbach |
|---|---|
| ISO 9001 | |
| AD 2000 | |
| Welding standards (ISO 3834 et al.) | |
| Pressure Equipment Directive |
History
- 1995
Foundation of Merinox Metallwaren GmbH by Volker Mannherz in Kürnbach as an independent family-owned company.
- 2015
Comprehensive qualification according to DIN EN ISO 9001:2015 and AD 2000 for valve manufacturing.