
Wholesale of fasteners as well as custom manufacture of screws, nuts and special parts to drawing

Schrauben-Köhler GmbH & Co. KG
LübeckNew on Amplifa
About us
Schrauben-Köhler GmbH & Co. KG is a wholesaler of fasteners, turned parts and special parts based in Lübeck. The company supplies up to 2000 customers throughout Germany and abroad with DIN-standard fasteners as well as custom-made parts to drawing, in particular special screws, nuts to DIN 2510, threaded studs to DIN 976 (M10 to M20, lengths up to 3000 mm), steel double-end studs, weld-end studs, clevis pins with split pin holes, anchor rods and special anchors. For industrial customers, custom-made parts are produced with inspection certificates; complete fastening kits are also kitted, and short-notice and partial deliveries are offered. The product range covers materials such as steel in grades 4.6 to 12.9, galvanized and hot-dip galvanized steel, brass, stainless material (V2A and V4A), plastic as well as copper, and typical surface finishes such as nickel-plated or chrome-plated. The customer base includes shipyards, machinery manufacturers, wind turbine manufacturers, mineral oil companies, waterway and shipping authorities, boat lifts, power generation companies, municipal utilities, civil and structural engineering companies, and the trades. Since 1997, a quality management system to DIN EN ISO 9002 has been in place and has been continuously renewed through repeat audits.
- Site
- Lübeck
- Processes
- Production of threaded studs to DIN 976 (grade 4.6, bare/electro-galvanized), Production of screws and nuts to DIN 2510 with certificate, Production of screws in special lengths, screws and nuts with special threads, Production of steel double-end studs, weld-end studs, clevis pins with split pin holes, anchor rods, Kitting of complete fastening kits to customer specification (assembly/logistics), Custom-made parts to drawing with inspection certificate, Threaded studs to DIN 976 (M10–M20, lengths up to 3000 mm), Kitting of complete fastening kits
- Materials
- Steel (grades 4.6, 5.8, 8.8, 10.9, 12.9), Galvanized steel, Hot-dip galvanized steel, Brass, Stainless material V2A, Stainless material V4A, Plastic, Copper
- Certificates
- DIN EN ISO 9002 (QM system, continuously renewed ever since), DIN EN ISO 9002
- Founded
- 1926
- Industries
- Shipyards, Mechanical engineering, Wind turbine manufacturers, Mineral oil companies, Waterway and shipping authorities, Boat lifts
- 01
Warehousing
- 02
Custom manufacture to drawing
- 03
Quality inspection with inspection certificate
- 04
Kitting of complete fastening kits
- 05
Logistics and sales
Materials & Processes
Steel
Fasteners in grades 4.6, 5.8, 8.8, 10.9 and 12.9 for all applications.
Galvanized steel
Electro-galvanized screws and fasteners for corrosion protection.
Hot-dip galvanized steel
Hot-dip galvanized fasteners for applications in structural and civil engineering.
Brass
Screws, nuts and threaded studs in brass for special applications.
Stainless material V2A
Stainless fasteners for standard requirements.
Stainless material V4A
Stainless fasteners for increased corrosion exposure.
Copper
Fastening articles made of copper with alloy addition.
Plastic
Fasteners made of plastic for special applications.
Threaded studs
Production to DIN 976 in grade 4.6, bare/electro-galvanized, M10 to M20, lengths up to 3000 mm.
Screws and nuts DIN 2510
Production with certificate for industrial applications.
Surface finishing
Typical finishes such as nickel-plated and chrome-plated.
Locations

Lübeck
DEHeadquarters, warehouse and sales
- Materials
- Steel, brass, stainless steel, copper, plastic
Products




Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Joining | – | – | – | – | Steel, Galvanized steel, Hot-dip galvanized steel, Brass, Stainless steel V2A, Stainless steel V4A, Plastic |
| Production of threaded studs to DIN 976 (grade 4.6, bare/electro-galvanized)Joining | – | 3000 mm | – | – | Steel |
| Production of screws and nuts to DIN 2510 with certificateJoining | – | – | – | – | Steel |
| Production of screws in special lengths, screws and nuts with special threadsJoining | – | – | – | – | Steel, Brass, Stainless steel V2A, Stainless steel V4A |
| Production of steel double-end studs, weld-end studs, clevis pins with split pin holes, anchor rodsJoining | – | – | – | – | Steel |
| Kitting of complete fastening kits to customer specification (assembly/logistics)Assembly | – | – | – | – | – |
Additional services
Quality
Since 1997, a quality management system to DIN EN ISO 9002 has been in place; the certificate has always been renewed after successfully passed repeat audits. For industrial customers, custom-made parts are produced with inspection certificates.
| Evidence | Lübeck |
|---|---|
| DIN EN ISO 9002 |
History
- 1926
Foundation of a hardware store by Kurt Köhler in Wittstock/Dosse.
- 1945
After destruction, rebuilding by Kurt Köhler in the Hanseatic city of Lübeck.
- 1964
Construction of a new company building.
- 1977
Dipl.-Kfm. Rudolf Fr. Baader took over as managing partner.
- 1985
Dipl.-Kfm. Andreas Baader joined the company.
- 1997
Introduction of a quality management system to DIN EN ISO 9002.
- 2004
Purchase of a new warehouse.