Socket gate valves
Kolk gate valves are made of ductile iron GJS-400/500 (DIN1693 GGG-40/50). Designed acc. to EN 1074-2 (DIN 3352-4) and EN 1171, socket connection for PE/PVC pipe. Epoxy coated (Resicoat®) acc. to EN 14901 (DIN 30677-2) and GSK certified (RAL-GZ 662).
- Experience since 1922
- Flexible and reliable
- Inhouse production and coating
- Wide range of products on stock
- Customized Products and Service
