- Catalogs
- MHA ZENTGRAF GmbH & Co. KG
- Selector ball valve Steel BK3
Selector ball valve Steel BK3
Selector ball valve Steel BK3
- Materials: The body, ball, and stem are made of steel, while ball seats are made of POM and O-rings are available in NBR and FPM.
- Temperature Range: The operational temperature range is from -20°C to 100°C.
- Pressure Ratings: The valves are rated for pressures up to 500 bar, depending on the configuration.
- Available sizes range from DN4 to DN50, with corresponding dimensions and weights provided for each size.
- Connection types include DIN ISO 228 Female thread, ANSI B1.20.1 NPT Female thread, and others upon request.
- Various connection types are detailed, including dimensions and weights for each type, such as G-thread, NPT, and UNF connections.
- Order codes are provided for different material combinations and pressure ratings, indicating stock availability.
- Porting patterns are specified, with additional patterns available on request.
- Flow characteristics are illustrated with a graph showing the relationship between flow rate (Q) and pressure drop (ΔP) for different DN sizes.
- Accessories such as locking devices, actuators, and position switches are available on request.
- Pressure inlet is specified to be only from the center port (port 2).
Catalog excerpts
Selector ball valve Steel Pressure inlet only from center port (port 2)! AVAILABLE SIZES DIN ISO 228 Female thread, ANSI B1.20.1 NPT Female thread, DIN 2353/ISO 8434-1 Light / Heavy series, SAE J 514/ISO/DIS11926-1 Female thread, others on request ACCESSORIES ON REQUEST • Locking devices MATERIAL CODE DESCRIPTION Materials • Actuators • Mounting holes • Position switches • Combinations • Detent Ball seats Tmin / Tmax Porting pattern GENERAL DIMENSIONS Type
Open the catalog to page 1
Selector ball valve Steel CONNECTION TYPE ORDER CODE PER MATERIAL COMBINATION ANSI B1.20.1 NPT FEMALE THREAD Please note the pressure ratings of the tube connections!
Open the catalog to page 2
Selector ball valve Steel CONNECTION TYPE ORDER CODE PER MATERIAL COMBINATION Please note the pressure ratings of the tube connections! Due to material availability the material code of the steel valves may vary from 112A (resp. 1128). DN20-32=812A (8128), DN4050=212A (2128). Material suitability for the application does not differ from 112A (1128). *Article usually in stock.
Open the catalog to page 3
Selector ball valve Steel PORTING PATTERNS Pressure inlet only from center port (port 2)! Further porting patterns page 262 to 267 Please see type BK3-S or 3KH in case you need pressure inlet from all ports.
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