Description
TECHNICAL DATASHEET
DN100 PN16 Rising Stem Metal-Seated Gate Valve (British Standard)
- General Specifications
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Item
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仕様
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バルブタイプ
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Rising Stem Gate Valve (OS&Y), Metal-Seated
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公称サイズ
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DN100 (4″)
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圧力定格
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PN16
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End Connection
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Flanged Ends
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Flange Standard
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BS EN 1092-2 (PN16, Ductile Iron, Flat Face / Raised Face)
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Face-to-Face Dimension
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BS EN 558 Series 1 (or BS 5163)
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Design & Manufacture Standard
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BS 5163 / BS EN 1171
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Test & Inspection Standard
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BS EN 12266-1
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- Design Parameters
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Item
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Unit/Standard
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パラメータ
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Max. Allowable Pressure
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bar
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16 bar (at ambient temperature)
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Service Media
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–
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Water, non-corrosive liquids, gases
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Operating Temperature
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°C
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-10°C to 120°C (depending on trim materials)
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手術
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–
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Handwheel / Gearbox (Optional)
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- Material of Construction (M.O.C.)
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Part Name
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Material Required
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Standard / Grade (Ref.)
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1. Body
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Ductile Iron (DI)
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BS EN 1563 (EN-GJS-400-15 or EN-GJS-450-10)
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2. Bonnet
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Ductile Iron (DI)
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BS EN 1563
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3. Wedge (Gate)
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Ductile Iron (DI) with Bronze seat face
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BS EN 1563, seat overlay/inlay Bronze
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4. Seat Face
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Bronze
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Overlay or inlay, e.g., BS EN 1982 (CuSn5Zn5Pb5)
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5. Stem
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Stainless Steel
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13% Cr (AISI 410) or 18-8 (AISI 304)
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6. Stem Nut
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Bronze / Aluminum Bronze
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High-strength wear-resistant alloy
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7. Packing
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Flexible Graphite / PTFE
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–
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8. Gasket
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Non-asbestos fiber / Graphite
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–
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9. Bolts/Nuts
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Carbon Steel
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Zinc plated or black finished
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10. Handwheel
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Ductile Iron / Malleable Iron
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–
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- Main Dimensions (Reference)
Note: Dimensions for reference only. Final dimensions to be verified per manufacturer’s drawing. (Unit: mm)
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Description
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Dimension
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Remarks
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Face-to-Face (L)
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250 mm
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Per BS EN 558 Series 1 (DN100 PN16)
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Flange Diameter (D)
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220 mm
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BS EN 1092-2 PN16
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Bolt Circle Diameter (C)
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180 mm
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BS EN 1092-2 PN16
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Bolt Holes (n-ød)
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8-ø19 mm
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8 holes
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Flange Facing Height (f)
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2 mm
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Raised face height
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Handwheel Diameter (W)
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Approx. 250 mm
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Varies by manufacturer
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Top-to-Open Height (H)
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Approx. 550 mm
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From stem top to handwheel (Ref.)
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- Inspection & Testing (BS EN 12266-1)
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Test Description
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Medium
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Pressure (bar)
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Requirement
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Shell (Hydrostatic)
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Water
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24 bar (1.5 x PN)
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No visible leakage
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Seat (High Pressure)
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Water
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17.6 bar (1.1 x PN)
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Leakage rate ≤ specified rating
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Low Pressure Pneumatic
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Air
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0.6 bar
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Optional, leakage rate ≤ specified rating
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- Options & Notes
- Stem Upgrade: Stainless Steel AISI 316
- Wedge Material: Full Stainless Steel (CF8/CF8M) or Nylon Coated Ductile Iron
- 手術: Gear Operator / Position Indicator
- Flange Facing: Flat Face (FF) or Raised Face (RF) to match counter flange
- コーティング: Epoxy Coated (Blue RAL 5005 or Black), min. thickness 250μm
Remarks:
- Seat Finish: Bronze seat faces are achieved by overlaying (welding) or inserting bronze rings on body and wedge, ensuring corrosion and wear resistance.
- ステムデザイン: Rising stem design isolates stem from media, allowing easy in-line maintenance and visual indication of valve position.
- Applicable Standards: This datasheet is based on current British Standards. Please confirm specific standard revisions and project requirements before procurement.
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