1/4″ – 4″ – PN16 – BSPT Brass Globe Valves
Technical Data Sheet – Series
- General Information
Item | Beschrijving |
Kleptype | Globe Valve |
Size Range | 1/4″ – 4″ (DN8 – DN100) |
Drukclassificatie | PN16 (16 bar) |
Lichaamsmateriaal | Brass (typically HPb59-1 / C37700 / CW614N) |
End Connection | BSPT (ISO 7-1 / BS 21) female taper threads |
Operatie | Handwheel (rising stem, outside screw) |
Sollicitatie | Water, oil, gas, non-corrosive fluids; suitable for throttling and shut-off in low-pressure piping systems, HVAC, plumbing, and general industrial services |
- Design & Manufacturing Standards
Standaard | Beschrijving |
Design Code | BS 5154 / EN 12288 / BS 5160 (Brass globe valves) |
Thread Standard | BSPT – ISO 7-1 / BS 21 (taper) |
Face-to-Face Dimension | Manufacturer’s standard or BS 5154 / EN 558 (for threaded end valves) |
Pressure-Temperature Rating | EN 1092-1 / ASME B16.34 (reference) |
Inspection & Testing | EN 12266 / API 598 |
Marking | BS 5352 / MSS SP-25 |
- Main Materials (Typical)
Onderdeel | Standard Material | Optional Materials |
Lichaam | Brass (HPb59-1 / C37700 / CW614N) | Bronze, Lead-free brass |
Bonnet | Brass (matching body) | Bronze |
Disc (Plug / Disc) | Brass | Bronze, Stainless steel, PTFE coated |
Stang | Brass or Stainless Steel 420/430 | Stainless Steel 304/316 |
Seat Sealing Surface | Brass body (integral) | PTFE, Stainless steel seat ring |
Packing | PTFE / Graphite | Flexible graphite, PTFE+graphite |
Gasket | PTFE or Non-asbestos fiber | Copper gasket |
Handwheel | Cast iron or aluminum alloy (powder coated) | Brass, Stainless steel |
Fasteners | Brass or Stainless Steel | Carbon steel zinc plated |
- Size Range & Typical Dimensions
Nominale grootte | Thread (BSPT) | Face-to-Face Length L (approx.) | Height (approx.) | Weight (approx.) |
1/4″ (DN8) | 1/4″ | 40 – 50 mm | 70 mm | 0.2 kg |
3/8″ (DN10) | 3/8″ | 45 – 55 mm | 80 mm | 0.25 kg |
1/2″ (DN15) | 1/2″ | 55 – 65 mm | 90 mm | 0.35 kg |
3/4″ (DN20) | 3/4″ | 65 – 75 mm | 105 mm | 0.55 kg |
1″ (DN25) | 1″ | 80 – 90 mm | 125 mm | 0.85 kg |
1-1/4″ (DN32) | 1-1/4″ | 100 – 110 mm | 150 mm | 1.3 kg |
1-1/2″ (DN40) | 1-1/2″ | 110 – 125 mm | 170 mm | 1.8 kg |
2″ (DN50) | 2″ | 130 – 150 mm | 200 mm | 2.5 kg |
2-1/2″ (DN65) | 2-1/2″ | 170 – 190 mm | 250 mm | 4.0 kg |
3″ (DN80) | 3″ | 200 – 220 mm | 300 mm | 6.0 kg |
4″ (DN100) | 4″ | 250 – 280 mm | 370 mm | 10.0 kg |
Dimensions and weights are typical references. Final values may vary by manufacturer. Confirm with actual product drawing.
- Pressure-Temperature Rating (Brass body)
Temperature (°C) | Max. Working Pressure (bar) | Remarks |
-10 ~ 50 | 16 (PN16 rating) | Ambient |
100 | 10 | |
120 | 7 | |
150 | 4 | |
Note: Brass globe valves are generally suitable for temperatures ≤150°C. Above 120°C, pressure must be derated. PTFE packing maximum service temperature is approx. 150°C.
- Performance Data
Parameter | Value |
Drukclassificatie | PN16 (16 bar @ 50°C) |
Shell Test Pressure (water) | 24 bar |
Seat Test Pressure (water) | 17.6 bar |
Air Seat Test Pressure | 6 bar |
Allowable Differential Pressure | Full rated pressure (globe valves suitable for throttling) |
Leakage Rate | Metal seated: minimal leakage (API 598 allowable) PTFE seated: zero leakage |
Temperature Range (standard) | -10°C ~ +120°C (PTFE packing) |
Suitable Media | Water, oil, gas, non-corrosive and mildly corrosive media |
Flow Characteristic | Linear (for throttling) |
Connection Type | BSPT female taper thread (also available with BSPP if required) |
Stem Type | Rising stem (outside screw and yoke – OS&Y) |
- Belangrijkste kenmerken
- Globe valve design – Suitable for both shut-off and throttling service; good flow regulation characteristics
- Brass body – Good corrosion resistance, machinability, and economy
- BSPT taper threads – Reliable leak-tight seal without additional sealants (PTFE tape recommended for installation)
- Stijgende stam – Visual indication of valve position (stem rises when opening)
- Replaceable packing – Easy maintenance
- Integral seat – Leak-proof body-to-seat construction
- Bi-directional sealing (recommended installation with pressure under the disc)
- Wide size range – From 1/4″ to 4″ for various system requirements
- Installation & Operation Instructions
- Thread connection – Apply PTFE tape or thread sealant to the male BSPT thread. Screw the valve onto the pipe. Do not over‑tighten to avoid body cracking.
- Flow direction – Globe valves are directional. The arrow cast on the body indicates the recommended flow direction (pressure should be under the disc for better shut-off and packing life).
- Operatie – Turn handwheel clockwise to close, counter‑clockwise to open. Globe valves may be used for throttling (partially open) without significant damage.
- Maintenance – If stem leakage occurs, tighten the packing gland nut. For disc or seat leakage, disassemble and replace the disc or grind the seat.
- Ordering Information
Please provide the following when ordering:
- Valve size (e.g., 1″, 2″, etc.)
- Pressure rating: PN16
- End connection: BSPT female thread
- Body material: Brass (specify lead‑free if required)
- Disc / seat material (brass / PTFE coated / stainless steel)
- Packing material (PTFE / graphite)
- Media name, temperature, and pressure
- Quantity and packaging requirements
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