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vom Cleff

Products

Our core competence is the production of standard bolts with special focus on hexagon and hexagon socket heads.

Due to careful quality planning, constant process monitoring and continuously documented controls we ensure our recognized high-quality level.

Upon agreement we confirm our quality control results through inspection certificates in accordance with the guideline of DIN EN 10204. Furthermore, we can examine our products in accordance with individual customer specifications and regulations.

For being an authorized manufacturer of regulated products (e.g. in accordance to EU Pressure Equipment Directive or EU Construction Products Regulation) we are regularly supervised and certified through external supervision.

Standard bolts with hexagon head Ø M8 – M27

ISO 4014 / DIN 931 (hexagon head bolt partially threaded)

ISO 4016 / DIN 601 (hexagon head bolt with nut)

ISO 4017 / DIN 933 (hexagon head bolt fully threaded)

DIN 7968 (hexagon fit bolt with hexagon nut for steel structures)

DIN 7990 (hexagon head bolt with hexagon nut for steel structures)

Structural bolting assemblies ISO 4014 bolt with ISO 4032 nut

Structural bolting assemblies ISO 4017 bolt with ISO 4032 nut

Standard bolts with hexagon head

Standard bolts with hexagon socket head Ø M8 – M16

ISO 4762 / DIN 912 (hexagon socket head cap bolt)

 

Normschrauben mit Innensechskant

Special products

Similar DIN / ISO or in accordance with a drawing
Please do not hesitate to contact us. Our experts will attempt everything possible to meet your individual wishes and ideas!

Standard bolts with hexagon socket head

Strengh categories

4.6

5.6

8.8

10.9

Special materials

 

Surfaces

Plain

Hot-dip galvanized (HDG)

Zinc-plated (A2K)

Thick film passivation

Zinc flake coating (FlZnnc)

Microencapsulation

Further surfaces upon request
J. vom Cleff A. Sohn GmbH & Co. KG
Kemmannstr. 90
42349 Wuppertal
Phone: 02 02 / 47 989 - 0
E-Mail: Info@vomcleff.de