Straight Steel Check Valve With Ring ARS DIN86552 PN 100
TECHNICAL DESCRIPTION
They are used to transport water – hot and cold, oils, steam, neutral gases, seawater, fuels, air, etc.
Dimensions: DN 6 – 32
The STRAIGHT STEEL CHECK VALVE with Ring ARS, compliant with DIN86552 and rated at PN 100, is engineered for high-pressure industrial applications where backflow prevention is critical. Constructed from durable carbon steel, this valve ensures reliable performance in demanding environments such as oil and gas, chemical processing, and water treatment systems. Its straight-through design minimizes pressure drop and allows for efficient fluid flow, making it an essential component for maintaining system integrity and safety.Key features of this check valve include its robust ring-type non-return mechanism, which provides secure sealing and prevents reverse flow under varying pressure conditions. The valve is designed to withstand pressures up to 100 bar and is suitable for temperatures ranging from -20°C to 400°C, depending on the medium. Its compliance with DIN86552 standards guarantees interoperability and ease of installation in existing pipeline systems, reducing downtime and maintenance costs.Applications for this valve span across numerous industries, including:Oil and gas extraction and refiningChemical and petrochemical processing plantsWater and wastewater management systemsPower generation and HVAC installationsIndustrial manufacturing and automationWith its high-pressure rating, corrosion-resistant materials, and adherence to international standards, this check valve offers long service life and dependable operation. It is ideal for engineers and procurement specialists seeking a solution that combines technical excellence with cost-effectiveness, ensuring optimal performance in critical fluid control systems.

Materials
| No. | DETAILS | MATERIALS |
|---|---|---|
| 1 | Body | steel |
| 2 | Interior details | stainless steel 1.4104 |
| 3 | Seat seal | metal / metal |
Features
| SPECIFICATION | |
|---|---|
| Standard | DIN 86552 |
| Valve (type) | ARS |
| Valve (type) | reversible |
| Lid connection | threaded / secured against unscrewing |
| Execution | straight |
| Login | thread |
| Exodus | snap ring |
| Management | manually with wheel |
| Drive | multi-turn |
| Temp. range [°C] | -10°C to 300°C |
| DN | Ød1 | G | M | L | L1 | L2 | H | Ød | SW | SW1 | kg |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 10 | 3/8 | M18x1.5 | 85 | 76 | 12 | 120 | 60 | 19 | 27 | 0.6 |
| 8 | 12 | 1/2 | M20x1.5 | 85 | 76 | 14 | 120 | 60 | 19 | 27 | 0.6 |
| 10 | 14 | 1/2 | M22x1.5 | 93 | 84 | 14 | 120 | 60 | - | - | 0.6 |
| 12 | 16 | 3/4 | M24x1.5 | 106 | 96 | 16 | 135 | 80 | 30 | 36 | 1.0 |
| 16 | 20 | 3/4 | M30x2 | 111 | 100 | 16 | 135 | 80 | 30 | 41 | 1.1 |
| 20 | 25 | 1 | M36x2 | 133 | 120 | 18 | 160 | 100 | 36 | 46 | 1.8 |
| 25 | 30 | 11/4 | M42x2 | 133 | 120 | 20 | 160 | 100 | 41 | 50 | 2.1 |









