Flanged ball check valve (BKF) PN10/16
Kolk ball check valves are made of ductile iron GJS-400/500 (DIN1693 GGG-40/50). Face to face acc. to DIN 3202-F6, flange drilling acc. to EN 1092-2 (ISO 7005-2). Epoxy coated (Resicoat®) acc. to EN 14901 (DIN 30677-2) and GSK certified (RAL-GZ 662). Sinking ball type and upto DN 300 NBR covered iron ball over DN 300 massive PU ball. Floating ball can be delivered upon request.
- Experience since 1922
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- Inhouse production and coating
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