Metal seal butterfly valve

Metal Seal Butterfly Valve

The design of the provides a non-rubbing, open/close operation. Find more well-performanced butterfly valves here in XHVAL.

Introduction of Metal Seal Butterfly Valve

The design of the provides a non-rubbing, open/close operation. Unlike conventional butterfly and gate valves, whose seats are chafed with every stroke, uses a triple offset design to prevent seat wear. This means superior performance, lower maintenance, and a longer life for your valves. The versatility of the design allows for use in large variety of applications and within a broad range of operating temperatures.

Features

  • METAL-TO-METAL ’ZERO’ LEAKAGE
  • LOW EMISSION SHAFT SEAL
  • EXTERNALLY RETAINED BLOW-OUT PROOF DESIGN
  • EXTERNAL INDICATOR FOR DISC POSITION
  • BEARING PROTECTION t
  • ONE-PIECE SHAFT
  • STANDARD MOUNTING

Specifications

Valve SizeDN50-1600, NPS 2-60
Pressure ClassPN1-100, 150LB-600LB
MaterialsWCB, LCB, LC1, CF8, CF8M, CF3, CF3M, 4A, 5A, WC6, WC9, C95800
Design and Manufacturing StandardsAPI 609, EN 593
Face to Face StandardsAPI 609, EN 558, ISO 5752
Flange Dimension StandardsASME B 16.5, ASME B16.47, EN 1092-1, GOST 54432, JIS 2220
Pressure Test StandardsAPI 598, EN 12266-1
Fire Safety Test StandardsAPI 609
Quality/Product CertificationsISO9001, ISO14001, ISO18001
Fugitive EmissionsISO 15848-1, API 622
NACENACE MR 0103 NACE MR 0175
Valve operator optionsHandwhel, Worm Gear, Electric actuator, Pneumatic actuator, Hydraulic Actuator.
Shutoff ClassAPI 598 (Zero Leakage),
BoreFull Bore
Process Connection TypesWafer type, Flange Type, Lug Typt, Weld Typt

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