Flange ball valve KFB-D

Technical Description

The KFB-C type ball valve up to DN 80 consists of a 3-piece body with screwed-in flanges. From nominal size DN 100, the two body parts are flanged together. The stem is blowout-proof and, from nominal size DN 32, is fitted with a double O-ring seal.

Technical Data

Design Type

50 – Flanges to ANSI/ASME B16.5 Class 150 RF/RTJ
51 – Flanges to ANSI/ASME B16.5 Class 300 RF/RTJ
52 – Flanges to ANSI/ASME B16.5 Class 600 RF/RTJ
53 – Flanges to ANSI/ASME B16.5 Class 900 RF/RTJ
54 – Flanges to ANSI/ASME B16.5 Class 1500 RF/RTJ

Connection Types

ANSI flange

Nominal diameter

DN 15-200

Material

Stainless steel

Pressure Ratings

max. Class 1500

Face-to-Face Dimensions

ANSI B 16.10 – long pattern RF/RTJ

Approvals

TA-Luft up to DN 25 optional, from DN 32 standard

Temperature Range

Standard: -10°C to +90°C
On request: -50°C to +250°C

Application Range

Liquids: Fluid group 1 and 2 acc. to PED 2014/68/EU Article 13
Gases: Fluid group 1 and 2 acc. to 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

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von Scheven – Applications
Always a step ahead

Hydrogen applications

Maritime applications

Fire extinguishing systems

Energy & power plants

Petro-
chemistry

Mining
equipment

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

15.07.2026

Delivery of ball valves for H2 electrolyzer pilot plant in Austria

News

18.02.2021

Would you like something more?

News

20.01.2021

2-Way Ball Valves with Threaded Connection