
Manufacturer of fire protection, smoke protection and security doors in steel, aluminium and stainless steel with installation and maintenance from a single source

K+W GmbH & Co. Metallverarbeitung KG
Im Gewerbepark 4, 32479 Hille-Hartum · GermanyNew on Amplifa
Partner for metal construction since 1986
K+W GmbH & Co. Metallverarbeitung KG, founded in 1986, is a quality-monitored specialist company for metal construction based in Hille-Hartum near Minden. The company manufactures fire and smoke protection elements (T30/T90), fire protection facades (F30/F90, G30/G90), security doors up to RC4/C4, as well as fire doors, steel sheet doors and multi-purpose doors made to measure based on licensed systems from Schüco, Schüco/Jansen, Forster and Schröders. Production is carried out in steel, aluminium and stainless steel; in the well machine-equipped in-house workshop all welding processes are performed, including laser-welded stainless steel constructions such as push handles and special hollow profiles, as well as metalworking and custom fabrications of all kinds. As a complete solution, the service portfolio includes site surveying, installation from site setup to acceptance including dismantling and disposal, as well as maintenance and inspection of fire doors, hold-open devices and automatic drives. Reference projects include the Schüco Technology Center Bielefeld, COR seating furniture and the Heart and Diabetes Center NRW; deviations from approvals are applied for by K+W together with the approval holder as a project-specific approval (Zustimmung im Einzelfall).
- Site
- Hille-Hartum
- Processes
- Manufacture of fire and smoke protection elements (doors T30/T90), Manufacture of security doors (up to RC4 / C4), Metalworking and custom fabrications of all kinds, Welding processes (all welding methods in own workshop), Laser-welded stainless steel constructions (e.g. push handles, special hollow profiles), Manufacture of fire protection facades T30/T90/F30/F90/G30/G90, Manufacture of fire protection and tube frame doors (systems Schüco, Schüco/Jansen, Forster), Manufacture of fire doors & steel sheet doors made to measure (Schröders system)
- Materials
- Steel, Aluminium, Stainless steel
- Certificates
- Quality-monitored/certified specialist company for installation of
- Founded
- 1986
- Industries
- Construction/Architecture, Healthcare (hospitals, clinics), Chemical industry, Food industry, Hotels and gastronomy, Public buildings (schools, train stations, airports)
- 01
Consulting including risk assessment and site surveying
- 02
Production in own workshop (welding processes, metalworking)
- 03
Installation from site setup to acceptance
- 04
Maintenance, inspection and repair
Materials and systems
Steel
For fire protection and tube frame doors, steel facades (Schüco/Jansen, Forster) as well as fire doors and steel sheet doors according to the Schröders system.
Aluminium
For fire protection and tube frame doors as well as facade elements in the Schüco system, also as thermally insulated exterior doors.
Stainless steel
For stainless steel doors and laser-welded custom fabrications such as push handles and special hollow profiles.
Production and administration

Hille-Hartum
DEProduction (workshop) and administration
- Materials
- Steel, aluminium, stainless steel
- Well machine-equipped workshop for all welding processes
Doors and facade elements



Inside the production


Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Manufacture of fire and smoke protection elements (doors T30/T90)Joining | – | – | – | – | Steel, Aluminium, Stainless steel |
| Manufacture of security doors (up to RC4 / C4)Joining | – | – | – | – | Steel, Aluminium, Stainless steel |
| Metalworking and custom fabrications of all kindsJoining | – | – | – | – | Steel, Stainless steel, Aluminium |
| Welding processes (all welding methods in own workshop)Joining | – | – | – | – | Steel, Stainless steel, Aluminium |
| Laser-welded stainless steel constructions (e.g. push handles, special hollow profiles)Joining | – | – | – | – | Stainless steel, Steel |
| Manufacture of fire protection facades T30/T90/F30/F90/G30/G90Joining | – | – | – | – | Aluminium, Steel, Stainless steel |
| Manufacture of fire protection and tube frame doors (systems Schüco, Schüco/Jansen, Forster)Joining | – | – | – | – | Aluminium, Steel, Stainless steel |
| Manufacture of fire doors & steel sheet doors made to measure (Schröders system)Joining | – | – | – | – | Steel, Stainless steel |
| Manufacture of thermally insulated exterior doors and exterior windowsJoining | – | – | – | – | Aluminium, Steel, Stainless steel |
| Installation of fire/smoke protection doors and fire protection closures (certified specialistAssembly | – | – | – | – | Steel, Aluminium, Stainless steel |
| Delivery, installation and commissioning of automatic drives (swing and sliding doors, DormaKaba &Assembly | – | – | – | – | – |
| Maintenance and inspection of automatic drives (including risk assessment per DIN 18650)Inspection | – | – | – | – | – |
| Maintenance of fire doors (interval max. 12 months)Inspection | – | – | – | – | – |
| Maintenance and inspection of hold-open devicesInspection | – | – | – | – | – |
| Industrial maintenance / upkeep of production facilities, machines and equipmentAssembly | – | – | – | – | – |
| Consulting on locking and security technology / project-specific approval (Zustimmung im Einzelfall)Engineering | – | – | – | – | – |
Additional services
Reference customers
Quality-monitored specialist company
K+W is a quality-monitored and certified specialist company for the installation of fire protection closures. Maintenance and inspection of fire doors, hold-open devices and automatic drives are carried out by authorized specialist personnel with inspection certificates or inspection badges and documentation in the inspection log.
| Evidence | Hille-Hartum |
|---|---|
| Quality-monitored/certified specialist company for installation of |
History
- 1986
Foundation of the quality-monitored specialist company
Over 30 years of production and installation of high-quality fire protection system solutions; over 25 years of experience in the maintenance business