Premium Lug Type Concentric Butterfly Valves | Zero Leakage, Durable & Versatile Solutions

Discover GANGYE’s API/CE-certified Lug Type Butterfly Valves with zero leakage performance. Perfect for oil, water, mining & industrial applications. Customizable actuators & global compliance. Request a quote now!

Dual-Design Lug Type Concentric Butterfly Valves | Superior Zero-Leakage Performance

Industry-Leading Design for Demanding Applications

GANGYE Lug Type Concentric Butterfly Valves deliver unmatched sealing reliability with precision-engineered rubber seats, achieving zero leakage certification across oil & gas, water treatment, mining, and agricultural systems. Unlike standard wafer valves, our lug-type design enables single-side pipeline disconnection for maintenance flexibility while maintaining ASME/EN pressure ratings up to Class 150.

Core Product Advantages
✅ Zero Leakage Guarantee: Advanced EPDM/NBR seat materials exceed API 598/EN 12266 standards
✅ Dual Installation Flexibility: Compatible with wafer-style flange systems + independent lug mounting
✅ Global Compliance: ISO 9001, API 600, CE, TS certified for EU/US/APAC markets
✅ Corrosion-Resistant Build: Choose from WCB, CF8M (316SS), LCB, and 15+ alloy options
✅ Smart Actuation Integration: Pre-engineered for pneumatic, hydraulic, or electric actuators

Technical Specifications

  • Size Range: 2″-48″ (DN50-DN1200)
  • Pressure Rating: Class 150 / PN10-PN16
  • Body Materials: Carbon Steel, Stainless Steel (WCB, CF8, CF8M, etc.)
  • Seat Options: EPDM, NBR, Viton®
  • Operational Modes: Lever, Gear, Pneumatic, Hydraulic, Electric

Certified Performance Metrics

  • Design Standards: API 609, EN 593, AWWA C504
  • Face-to-Face: API 609, EN 558 Series 20
  • Flange Compatibility: ASME B16.5, EN 1092 PCD drilling

Industry-Specific Solutions

  • Oilfield Systems: LCB body valves for sour gas resistance
  • Wastewater Treatment: CF8M stainless steel with CIP compatibility
  • Mining Slurry Lines: GGG40 ductile iron with abrasion-resistant coating

Why Choose GANGYE?

  • 12-Month Warranty: Industry-leading product guarantee
  • OEM/ODM Support: Custom branding & technical adaptations
  • Global Logistics: EXW/FOB/CIF terms with DDP options

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📞 Contact our engineers for a free  (working condition analysis) and 3–5% discount on first orders.                                    📧 sales@chinagangye.com