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Datasheet generated 2026-10-09
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Danfoss SVA-S 25 straightway shut-off valve, 25 mm (1 in) ASME B 36.10M Schedule 80 butt weld, steel, 52 bar, handwheel (code 148B5430)

Danfoss · HVAC & Refrigeration · Globe Valves · Denmark · danfoss.com
Part Number
148B5430  ·  HS 8481.80
Danfoss SVA-S 25 straightway shut-off valve, 25 mm (1 in) ASME B 36.10M Schedule 80 butt weld, steel, 52 bar, handwheel (code 148B5430)

Danfoss SVA-S 25 shut-off (stop) valve from the SVL Flexline industrial-refrigeration range, store code 148B5430, straightway body. Used to isolate a line section for service or component exchange. Fitted with a handwheel for manual operation. Nominal size 25 mm (1 in) with butt weld connections to ASME B 36.10M Schedule 80. Steel body for R717 (ammonia), R744 (CO2) and fluorinated refrigerants and their oils. Maximum working pressure 52 bar (754 psig); media temperature range -60 to 150 C (-76 to 302 F). Flow coefficient Kv 17.4 m3/h (Cv 20.18 gal/min). The SVA-S back-seating spindle allows the gland to be repacked under pressure. Specifications per Danfoss store code 148B5430.

Technical Specifications

TypeShut-off valve, SVA-S 25 (SVL Flexline)
Code number148B5430
SeriesSVA-S (SVL Flexline)
Nominal size25 mm (1 in)
Flow patternStraightway
Connectionbutt weld (ASME B 36.10M Schedule 80)
Housing materialSteel
Maximum working pressure52 bar (754 psig)
Media temperature range-60 to 150 C (-76 to 302 F)
Flow coefficient Kv17.4 m3/h (Cv 20.18 gal/min)
Equipmenthandwheel
Conformity assessmentPED 2014/68/EU, Article 4 paragraph 3 (sound engineering practice) for DN <= 25
ApprovalsCE, EAC
ComplianceEU RoHS, China RoHS
EAN5702428466790
Net weight4 Kilogram
Product groupShut-off and regulating valves
ApprovalEAC
Body materialSteel
CE markYes
China RoHS complianceYes
Colour PaintReddish brown
Connection materialSteel
Connection standardASME B 36.10M SCHEDULE 80
Cv value [gal/min]20.18 gal/min
DirectionStraightway
EU RoHS complianceYes
Flow directionBi-flow
Flow direction indicatorEmbossed 1-way arrow
Fluid Group1
Inlet connection size [in]1 in
Inlet connection size [mm]25 mm
Inlet connection typeButt weld
Kv value [m³/h]17.4 m³/h
Max. Working Pressure [bar]52 bar
Max. Working Pressure [psig]754 psig
NeckStandard
Outlet connection size [in]1 in
Outlet connection size [mm]25 mm
Outlet connection typeButt weld
PED categoryArt. 4, par. 3
REACH Candidate List substancesNo
RefrigerantsR113
Temperature range [°C] [max]150 °C
Temperature range [°C] [min]-60 °C
Temperature range [°F] [max]302 °F
Temperature range [°F] [min]-76 °F
Valve versionStandard version

Properties

MaterialSteel
Pressure rating52 bar
Temperature range-60 to 150 C
Primary standardASME B 36.10M Schedule 80
Standard size25 mm
MOQ1

Compatibility

Danfoss SVL Flexline SVA-S 25. Shares the SVL Flexline platform with SVA-S/SVA-L shut-off, REG regulating, SCA-X/CHV-X check and FIA strainer components of the same nominal size. EN 10220 and ASME weld-end preparations are not interchangeable — confirm the mating pipe schedule before ordering.

Standards

Approvals

Attached Documents