Descripción
API 602 Forged Steel Gate Valve Technical Data Sheet
- General Information
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Item
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Especificación
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Tipo de válvula
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Forged Steel Gate Valve
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Design Standard
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API 602 / ASME B16.34
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Tamaño nominal
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2 inch (DN50)
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Pressure Class
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Class 1500 LB (PN250)
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Bonnet Type
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OS&Y (Outside Screw and Yoke)
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Connection Type
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Welding Ends (Socket Weld SW / Butt Weld BW)
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Operación
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Handwheel
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- Applicable Standards
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Item
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Standard Code
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Design & Manufacturing
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API 602, ASME B16.34
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End Connections
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ASME B16.11 (Socket Weld), ASME B16.25 (Butt Weld)
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Face-to-Face / End-to-End
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ASME B16.10
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Test & Inspection
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API 598
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Pressure-Temperature Rating
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ASME B16.34
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- Main Design Features
- Body & Bonnet: Die-forged construction, dense structure, high strength.
- Stem Design: Backseat feature allows packing replacement under pressure when valve is fully open.
- Wedge: Solid wedge, fully guided design to minimize wear.
- Bonnet Type: Bolted bonnet or welded bonnet (as required).
- Seat Design: Metal-to-metal seating (typically 13Cr/STL), renewable or welded-in seat rings.
- Gasket: Flexible graphite or spiral wound gasket with stainless steel winding.
- Main Component Materials
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Item
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Part Name
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Material
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Standard/Remark
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1
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Cuerpo
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ASTM A105N
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Forged steel, suitable for NACE MR0175
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|
2
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Bonnet
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ASTM A105N
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Forged steel
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3
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Wedge
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ASTM A276 410 / 304+STL
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13Cr or stainless steel with hardfacing
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4
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Seat Ring
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A105N + STL / A276 420
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Integral hardfacing or renewable
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5
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Provenir
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ASTM A182 F6a (13Cr) / A182 F304
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Stainless steel
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6
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Gasket
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304 + Flexible Graphite
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Spiral wound or serrated
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7
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Packing
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Flexible Graphite
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Pre-compressed rings, leak-proof
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8
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Bonnet Bolt
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ASTM A193 Gr.B7
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Alloy steel
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|
9
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Bonnet Nut
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ASTM A194 Gr.2H
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Heavy hex nut
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10
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Gland Flange
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ASTM A105
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Carbon steel
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11
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Handwheel
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Malleable Cast Iron (ASTM A197)
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- Technical Parameters & Dimensions
5.1 Pressure-Temperature Ratings
- Material Group: Group 1.1 (Carbon Steel)
- Temperature Range: -29°C ~ 425°C
- Applicable Media: Water, oil, gas, steam, etc.
5.2 Dimensions (Reference Values)
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Dimension
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Value
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Remark
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End-to-End Length (L)
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368 mm (14.5 inch)
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For both SW and BW ends, per ASME B16.10
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Height (H-OPEN)
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Approx. 508 mm
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Fully open position
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Handwheel Diameter (W)
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Approx. 300 mm
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Weight
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Approx. 40 kg
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Reference only, may vary by manufacturer
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5.3 End Connection Details
- Socket Weld (SW): Bore diameter and depth per ASME B16.11.
- Soldadura a tope (BW): Bevel preparation per ASME B16.25.
- Test & Inspection (API 598)
- Shell Test Pressure: 23.4 MPa (hydrostatic)
- High-Pressure Seat Test: 17.0 MPa (hydrostatic or pneumatic)
- Low-Pressure Seat Test: 0.5 – 0.7 MPa (air)
- Test Duration & Procedure: Strictly in accordance with API 598.
- Marking & Supply
- Valve Marking: Per MSS SP-25, nameplate to include material, pressure, heat number, etc.
- Cleaning & Protection: Valves internally and externally cleaned, ends covered with protectors, flange faces coated with rust preventive (if applicable).
- Documentation: Material certificates, pressure test reports, declaration of conformity provided with shipment.
GARANTÍA:
SAVVY VALVES se compromete a ofrecer una calidad de producto excepcional y un servicio posventa sin complicaciones. Nuestras válvulas tienen una vida útil mínima garantizada de 12 meses, durante los cuales suministraremos todos los repuestos necesarios e instrucciones detalladas de mantenimiento de forma gratuita. Durante el período de garantía, si se produce algún daño no provocado por el hombre, reemplazaremos los componentes sin coste alguno y ofreceremos soporte técnico profesional. Una vez vencida la garantía, los clientes solo deberán pagar el coste de los repuestos y seguirán beneficiándose de descuentos en los servicios de mantenimiento. Nuestro objetivo es ayudar a los clientes a reducir los costes operativos y mejorar la eficiencia de la producción mediante una calidad fiable y un soporte posventa integral. Ya sea para consultas técnicas o necesidades de mantenimiento, nuestro equipo de expertos responderá con prontitud para garantizar que su sistema de válvulas mantenga un rendimiento óptimo en todo momento.