TEKO Industry Co., Limited
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Severe Service Metal Seated High Temperature Two Eccentric Butterfly Valve
Introduction
TEKO Metal Seated High Performance Eccentric Butterfly Valve is designed to provide high performance service in abrasive, dirty and/or high temperature applications. The unique design features of reliable, tight shut-off meeting ANSI-FCI 70-2 Class V leakage criteria.
Maximum Working Temperature for metal Seated Valve: 315℃, 316L material; Class Leakage rate as per ANSI B16.104.
Standard Specifications
Body Style: Wafer, Lug, Flange
Valve Size: 2”-40” (50-1000mm)
Rating: ANSI Class 150, ANSI Class 300
Applicable Flange Standard: ANSI B16.5, ANSI B16.47 Series A
Face to Face Dimensions: API 609, MSS SP68, ISO5752
Actuator Mounting Flange: ISO 5211
Valve Design: MSS SP-68
Valve Design: API 609
Valve Marking: MSS SP-25
Valve Testing: API 598 Inspection and Testing
Valve Testing: MSS SP-61 Testing of Steel Valves
Valve Design: ANSI B16.34
Valve Material: NACE MR-01-TS (Optional)
100% hydrostatic tested as following;
Shell tested to 150% of rated pressure with the disc open... hydrostatic seat tested for bi-directional positive shutoff without leakage at 110% of rated pressure. We also test for absence of leakage into valve shaft bearing areas. Only valves meeting a positive shut-off standard are approved for shipment.