Fully Welded Floating Ball Valve, ST 37.8, 3/4 Inch, 300 LB
Key Specifications / Features
Model no.: JSC-20241009-FBV-03
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This Fully Welded Floating Ball Valve, compliant with DIN EN 10217-2 standards, features a ST 37.8 construction with a reduced ball design. Designed for 3/4 inch (DN20) applications, it has a pressure rating of PN40 (Class 300 LB) and is suitable for district heating systems. The valve comes with flanged ends for easy installation and secure connections.
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Detail Information
District Heating Fully Welded Ball Valve
Valve description: Fully Welded District Heating Ball Valve, reduced Bore, floating type
Body material: ST 37.8 (DIN EN 10217-2)
Ball material: SS 304
Nominal diameter: DN20, 3/4 Inch
Nominal class: PN40, Class 300 LB
Seat: RPTFE+C
Face to face: MFR
Mode of operation: Lever
Test and inspection: GB/T
End connection: Flanged
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This fully welded ball valve is typically made from steel pipe or plate, and sometimes from forged steel. It is designed for district heating systems and is widely used in heating plants. Available sizes range from DN15 to DN1400, with pressure ratings from PN10 to PN40. The valve can be configured with either reduced bore or full bore options, and features either a floating ball or trunnion-mounted construction.
SIZE RANGE AND PRESSURE CLASS
Size Range: 2-56 Inch (DN50-DN1400)
Pressure Range: Class 150 LB - 2500LB (PN16-PN420)
DESIGN STANDARDS
Design / Manufacture: MFG, API 6D, ASME B16.34, DIN 3357, EN 13709, GB/T 12237, BS 5351
Face to Face Length (Dimension): MFG, API 6D, ASME B16.10, EN 558-1, DIN 3202, JIS B 2002
Flanged Dimension: ASME B16.5, EN 1092-1, BS 4504, DIN 2501
Flanged to ASME B16.5 (2 Inch-24 Inch) and ASME B16.47 Series A / B (26 Inch and above) Clamp / Hub ends on request.
Butt Welding Ends: ASME B16.25, EN 12982, GB/T 12224
Testing: API 598, API 6D, EN 12266-1, EN 1074-1, ISO 5208
TECHNICAL FEATURES
Fully welded unibody
Floating ball or Trunnion mounted ball
Spring energized seats
PTFE+C soft seated
Full or reduced bore
Flanged or welded ends
blowout proof stem
Self-lubricated bearings
Self-relieving Seat
Bi-directional Seating
CONSTRUCTION MATERIALS
Carbon Steel: ASTM A105, Steel 20#, ST 37.0, ST 37.8, P235GH (1.0345), P355 NL1 (1.0566)/GP240GH (1.0619)
Stainless Steel: SS 304, SS 316, SS 420, X5CrNi18-10 (1.4301)
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