Descrição
API 602 Forged Stainless Steel Gate Valve Technical Data Sheet
F316L Material 3/4″ 800LB NPT/Welded Ends
- General Information
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Item
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Especificação
|
|
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 / BS 5352
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|
Tamanho nominal
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3/4 inch (DN20)
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Pressure Class
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Class 800 LB (PN130)
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|
Structure Type
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OS&Y (Outside Screw and Yoke), Bolted Bonnet
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Connection Type
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NPT Threaded (ASME B1.20.1) or Socket Weld (ASME B16.11)
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|
Operação
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Handwheel
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Material do corpo
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ASTM A182 F316L (Forged Austenitic Stainless Steel)
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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, BS 5352
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|
Face-to-Face / End-to-End
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Manufacturer Standard / ASME B16.10
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Socket Weld Ends
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ASME B16.11
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Threaded Ends
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ASME B1.20.1 (NPT)
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Test & Inspection
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API 598
|
|
Pressure-Temperature Rating
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ASME B16.34
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|
Valve Marking
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MSS SP-25
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- Main Design Features
- Construção da carroceria: One-piece die forged body, dense structure, high strength, no casting defects, excellent corrosion resistance
- Bonnet Connection: Bolted bonnet design with stainless steel/flexible graphite spiral wound gasket sealing
- Wedge Design: Solid wedge, fully guided design, minimizes wear, reliable sealing
- Stem Design: Backseat feature allows packing replacement under pressure when valve is fully open
- Seating Surface: Metal-to-metal seating, hardfaced or integral stainless steel seat rings for durability
- Packing: Flexible graphite packing, low emission design
- Seat Rings: Renewable seat rings or integral seat
- Main Component Materials (F316L Material)
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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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Corpo
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ASTM A182 F316L
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Forged Austenitic Stainless Steel
|
|
2
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Bonnet
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ASTM A182 F316L
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Forged Austenitic Stainless Steel
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|
3
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Wedge
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ASTM A182 F316L
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Stainless Steel
|
|
4
|
Seat Ring
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ASTM A276 316L
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Hardened Stainless Steel, Renewable or Integral
|
|
5
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Tronco
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ASTM A182 F316L
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Stainless Steel
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|
6
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Gasket
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316 + Flexible Graphite
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Spiral Wound
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|
7
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Packing
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Flexible Graphite
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Low emission design
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8
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Gland Bushing
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ASTM A182 F316L
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Stainless Steel
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|
9
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Gland Flange
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ASTM A182 F316L
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Stainless Steel
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|
10
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Bonnet Bolt
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ASTM A193 B8
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Stainless Steel
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11
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Bonnet Nut
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ASTM A194 8
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Stainless Steel
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|
12
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Eye Bolt
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ASTM A193 B8
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Stainless Steel
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13
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Handwheel
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ASTM A197
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Malleable Cast Iron
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- Technical Parameters & Dimensions
5.1 Pressure-Temperature Ratings
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Item
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Parâmetro
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|
Nominal Pressure
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Class 800 LB (PN130)
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Shell Test Pressure
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20.0 MPa (Hydrostatic) [API 598]
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High-Pressure Seat Test Pressure
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14.8 MPa (Hydrostatic) [API 598]
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Low-Pressure Pneumatic Test Pressure
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0.5 – 0.7 MPa (Air) [API 598]
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|
Faixa de temperatura
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-29°C ~ 425°C
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Applicable Media
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Nitric acid, acetic acid, corrosive media
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5.2 Dimensions (3/4″ Class 800 NPT/Socket Weld)
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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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92 mm
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For NPT/SW ends, typical API 602 value
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|
Height (H-OPEN)
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Approx. 161 – 169 mm
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Fully open position, reference
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Handwheel Diameter (W)
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100 mm
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Reference
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Socket Weld Bore (B)
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28.5 mm
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Socket weld inner diameter
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|
Socket Weld Depth (S)
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12.7 mm
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Minimum socket depth
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Threaded End
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3/4″ NPT
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Per ASME B1.20.1
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|
Weight
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Approx. 2.3 kg
|
Bolted bonnet type, reference
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5.3 End Connection Details
- NPT Threaded Ends: Per ASME B1.20.1, 3/4 inch American Standard Taper Pipe Thread
- Socket Weld Ends (SW): Per ASME B16.11, bore dia 28.5mm, socket depth 12.7mm
- Flow Direction: Gate valve has no flow direction restriction
- Test & Inspection (API 598)
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Test Item
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Test Pressure
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Medium
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Acceptance Criteria
|
|
Shell Test
|
20.0 MPa
|
Water
|
No visible leakage
|
|
High-Pressure Seat Test
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14.8 MPa
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Water
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No visible leakage
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|
Low-Pressure Seat Test
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0.5 – 0.7 MPa
|
Air
|
No bubbles leakage
|
|
Test Duration
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Per API 598
|
—
|
Hold time conforms to standard
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- Marking & Supply
- Valve Marking: Per MSS SP-25, nameplate to include nominal size, pressure class, material, heat number, design standard, etc.
- Cleaning & Protection: Valves internally and externally cleaned, ends covered with protectors, threaded or weld ends coated with rust preventive
- Documentation: Material certificates, pressure test reports, declaration of conformity provided with shipment
GARANTIA:
A SAVVY VALVES está comprometida em oferecer produtos de qualidade excepcional e um serviço pós-venda sem preocupações. Nossas válvulas têm garantia de vida útil mínima de 12 meses, durante a qual forneceremos gratuitamente todas as peças de reposição necessárias e instruções detalhadas de manutenção. Dentro do período de garantia, caso ocorra algum dano não causado por intervenção humana, substituiremos os componentes gratuitamente e forneceremos suporte técnico profissional. Após o término da garantia, os clientes pagam apenas o custo das peças de reposição, continuando a se beneficiar de serviços de manutenção com desconto. Nosso objetivo é ajudar os clientes a reduzir custos operacionais e aumentar a eficiência da produção por meio de qualidade confiável e suporte pós-venda abrangente. Seja para consultas técnicas ou necessidades de manutenção, nossa equipe de especialistas responderá prontamente para garantir que seu sistema de válvulas mantenha o desempenho ideal o tempo todo.
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