Hydraulic and industrial check valve with the highest working pressure (up to 700 bar), type R-4000
The R-4000 type check valve is designed and manufactured in accordance with the PED Directive 2014/68/EU. It is intended for high-pressure hydraulic and industrial installations. It closes the flow of medium in one direction and opens free flow of medium in the opposite direction. Standard opening pressure: 0.5 bar (also available in 1, 2, 3, and 5 bar). Permissible flow direction: A → A1. Material: galvanized steel, nickel-plated brass, stainless steel AISI 316L. Sealing: NBR – standard RA, RL; viton (FKM) – standard RZ; EPDM – option. Operating temperature: from -20°C to +100°C (NBR); from -20°C to +200°C (viton); from -40°C to +150°C (EPDM).
List of product variants
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The R-4000 type check valve is designed and manufactured in accordance with the PED Directive 2014/68/EU. It is intended for high-pressure hydraulic and industrial installations. It closes the flow of medium in one direction and opens free flow of medium in the opposite direction. Standard opening pressure: 0.5 bar (also available in 1, 2, 3, and 5 bar). Permissible flow direction: A → A1. Material: galvanized steel, nickel-plated brass, stainless steel AISI 316L. Sealing: NBR – standard RA, RL; viton (FKM) – standard RZ; EPDM – option. Operating temperature: from -20°C to +100°C (NBR); from -20°C to +200°C (viton); from -40°C to +150°C (EPDM).
Additional information
| Material | CS – steel (cast iron) |
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