1/2″-2000PSI SS Close Die Forged Gate Valve
TECHNICAL DATA SHEET
Product Name: 1/2″ 2000PSI Stainless Steel Close Die Forged Gate Valve
- Product Description
This product is a high-pressure forged gate valve manufactured from high-quality stainless steel forgings. The body is formed through a precision close-die forging process, resulting in a dense structure, excellent grain flow, and high strength. It is designed to isolate or connect media in pipelines and is widely used in high-pressure systems across the petroleum, chemical, power, and metallurgical industries.
- Hauptmerkmale
- Forging Process: Close-die forged body ensures a complete metal grain structure, free from casting defects, offering superior pressure-bearing capacity.
- Scheibendesign: Features a rigid or flexible wedge design for reliable sealing.
- Sitz: Integral seat with hardfacing (Stellite) or precision machined seat (depending on configuration).
- Stängel: Stainless steel with double-start threads, precision-rolled and polished for low operating torque.
- Connection Type: Typically Threaded (NPT) or Socket Weld (SW) ends.
- Fire Safe / Anti-static: Available options to meet API 607/6FA fire safe standards and include anti-static devices.
- Technical Specifications
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Parameter
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Spezifikation
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Größe
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1/2 inch (DN15)
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Pressure Class
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2000 PSI (Class 2000)
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Working Pressure
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2000 PSI @ 100°F (approx. 138 bar @ 38°C)
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Temperaturbereich
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-29°C to 425°C (-20°F to 800°F) * (Dependent on sealing material)*
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Connection Ends
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NPT Threads (ASME B1.20.1) / Socket Weld (SW) (ASME B16.11)
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Betrieb
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Handwheel
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Stem Type
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OS&Y (Outside Screw and Yoke) or Non-rising Stem
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- Material of Construction
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Part Name
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Material / Standard
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Körper
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SS 304 / SS 316 (ASTM A182 / A276)
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Bonnet
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SS 304 / SS 316 (ASTM A182)
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Wedge (Gate)
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SS 304 / SS 316 + Hardfacing (Optional)
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Sitz
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SS 304 / SS 316 (Integral or Stellite faced)
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Stängel
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SS 304 / SS 316 (ASTM A276)
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Packing
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Flexible Graphite / PTFE
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Gasket
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Spiral Wound Stainless Steel/Graphite / Ring Type Joint (RTJ)
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Handwheel
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Malleable Iron / Carbon Steel
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Note: Please specify whether 304 or 316 Stainless Steel is required.
- Applicable Standards
- Design & Manufacture: API 602, ASME B16.34
- End Connections: ASME B1.20.1 (Threaded), ASME B16.11 (Socket Weld)
- Pressure-Temperature Rating: ASME B16.34
- Test & Inspection: API 598
- Dimensions (Reference: Inches / mm)
Dimensions are typical and may vary slightly depending on the manufacturer’s tooling.
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Size (DN)
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L (Length) mm
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H (Open Height) mm
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W (Handwheel Dia.) mm
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Weight (approx. kg)
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1/2″ (DN15)
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90 mm
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160 mm
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80 mm
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0.9 kg
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Note: The length (L) may differ slightly between Threaded and Socket Weld end connections.
- Test Pressure
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Test Procedure
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Pressure (PSI)
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Pressure (Bar)
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Shell (Hydrostatic)
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3000 PSI
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207 Bar
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Seat (Hydrostatic)
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2200 PSI
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152 Bar
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Back Seat / Low Pressure
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60 – 80 PSI
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4 – 5.6 Bar
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Disclaimer: The information provided above is based on standard industry practices. For physical specifications and custom configurations, please refer to the official drawings or consult the factory. It is recommended to verify material compatibility for specific media and operating conditions.
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