Pneumatic Actuated Wafer-Type Knife Gate Valve

Pneumatic Actuated Wafer-Type Knife Gate Valve

Size & Pressure • Nominal Size: 14" (DN 350)
Pressure Rating: JIS 5K (7 kgf/cm² @ 120°C)
Body Material:ASTM A216 WCB Carbon Steel

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Parameter

Technical Specification

Size & Pressure

• Nominal Size: 14" (DN 350)
• Pressure Rating: JIS 5K (7 kgf/cm² @ 120°C)

Body Material

ASTM A216 WCB Carbon Steel

Critical Trim

• Gate Disc: 316 SS + HCR (Hard Chromium Plated, 300μm)
• Stem: 316 SS (1.4401)
• Seat: 25% Glass-Filled PTFE (RPTFE)

Actuation

• Type: Double-Acting Pneumatic Actuator
• Limit Switches: Mechanical Cam Type (IP67)
• Accessories: Filter Regulator + Solenoid Valve

Connection & Flow

• End: Wafer (JIS B2220 5K)
• Flow Direction: Uni-Directional (Downstream Seating)

Surface Protection

• Blasting: Sa 2.5 (ISO 8501-1)
• Coating: Epoxy-Polyamide, 250μm DFT (ISO 12944 C4)

Performance

• Leakage Class:
   - Seat: ISO 5208 Grade A (Zero Visible Leakage)
   - Stem: ISO 15848-1 Class B (Low Emission)
• Temp. Range: -20°C to +120°C

Design Standards

• Valve: MSS SP-81
• Flanges: JIS B2220
• Face-to-Face: API 609 Table 8

Testing & Certification

• Hydro Test: Per MSS SP-61 (Shell: 1.5x PN / Seat: 1.1x PN)
• Leak Test: ISO 5208 Grade A
• Cert: EN 10204-3.1 Material Certs

 

GUATANTEE

SAVVY VALVES is committed to delivering exceptional product quality and worry-free after-sales service. Our valves are guaranteed to provide a minimum service life of 12 months, during which we will supply all necessary spare parts and detailed maintenance instructions free of charge. Within the warranty period, if any non-human-induced damage occurs, we will replace components at no cost and provide professional technical support. After the warranty expires, customers only need to pay for the cost of spare parts, while still benefiting from discounted maintenance services. Our goal is to help clients reduce operational costs and enhance production efficiency through reliable quality and comprehensive after-sales support. Whether for technical inquiries or maintenance needs, our expert team will respond promptly to ensure your valve system maintains optimal performance at all times.

 

 

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