Technical Description
The NB-AF-D, HB-AF-D, NSK-AF-D, and HSK-AF-D ball valves are designed with a fixed weld end on both sides. The stem seal is maintenance-free.
Technical Data
Design Type
40 – with fixed weld ends
Connection Types
fixed weld end
Nominal diameter
DN 8-50
Material
Stainless steel
Pressure Ratings
PN max. 40
Approvals
Temperature Range
Standard: -10°C to +150°C
On request: -50°C to +250°C
Application Range
Liquids: Fluid group 1 and 2 in accordance with PED 2014/68/EU Article 13
Gases: Fluid group 1 and 2 in accordance with PED 2014/68/EU Article 13
Resistance to the flow medium must always be ensured.
Gases: Fluid group 1 and 2 in accordance with PED 2014/68/EU Article 13
Resistance to the flow medium must always be ensured.
Other product categories
2-way ball valves with threaded connection
DN 4 – 100, max. PN 2,500
2-way ball valves with flange connection
DN 10 – 300 mm, max. PN 400
2-way ball valves with SAE flange connection
DN 15 – 80, max. PN 420
2-Way Ball Valves with Butt Weld Ends
DN 10 – 300, max. PN 500
Ball valves for manifold mounting
DN 6 - 25, max. PN 500
3-way selector ball valves
DN 4 – 100, max. PN 500
Multi-way ball valves
DN 4 – 80, max. PN 500
Ball valves with plug-in connection
DN 6 – 100, max. PN 500
Mining programme
DN 10 – 100, max. PN 500
Special Programme
Special designs
von Scheven – Applications
Always a step ahead
Hydrogen applications
- Read more
Maritime applications
- Read more
Fire extinguishing systems
- Read more
Energy & power plants
- Read more
Petro-
chemistry
- Read more
Mining
equipment
- Read more
News. Info. Trade fair dates.
All the latest news from von Scheven.
All news from von Scheven at a glance: In our news section, we provide information on current developments, product innovations, and exciting insights into our ball valve manufacturing facility. Additionally, you will find all important trade fair dates and events here, where you can experience von Scheven personally.
News
Delivery of ball valves for H2 electrolyzer pilot plant in Austria
- Read more…
News
Would you like something more?
- Read more…
News
The Trainees at von Scheven
- Read more…