District Heating Fully Welded Ball Valve

Valve description: Fully Welded District HeatingBall Valve, reduced Bore, floating type
Body material: ST 37.8 (DIN EN 10217-2)
Ball material: SS 304
Nominal diameter: DN15, 1/2 Inch
Nominal class: PN40, Class 300 LB
Seat: RPTFE+C
Face to face: MFR
Test and inspection: GB/T
End connection: BW
Mode of operation: Lever

We also produce the following ball valves:

Fully Welded District Heating Ball Valve
Heating District Welded Ball Valve
Hot Water Fully Welded Ball Valve

This fully welded ball valve is typically constructed from steel pipe or plate, and sometimes from forged steel. It is specifically 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 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
Self-relieving Seat
Bi-directional Seating
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


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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