Butterfly valve VF-8

manualadjustmentfor petroleum

1. One piece shaft and dust-proof seal design. 2. Life cycles may up to 50,000 cycles with no jamming and packing adjustment. 3. Triple-Offset butterfly valve provides laminated seat and solid metal seat as well. Stellite 21 harden overlay body seat is increasing hardness of sealing surface and a regular provides long service life. 4. The design of heating jacket and flashing nozzles are available on customers’ requirement which apply to the temperature changes prevent fluid crystallization. 5. Full range valves are suitable for high temperature, high pressure, fire, corrosion and other harsh conditions. Specifications: 1. Body Style: Wafer type, Lug type, Flange type 2. Body Shell Thickness: ASME B16.34 3. Mounting: ISO 5211 4. Design & Pressure: ASME B16.34 5. Face to Face: API 609, ISO 5752 6. Inspection and Testing: ISO 5208, API 598 7. Fire Safe: API 607, ISO 10497 8. VOC: ANSI/ISA-SP-93, TA-Luft, ISO15848-1/-2 9. Cryogenic: BS 6364 10. Standard Marketing System: MSS-SP-25 11. EX Certificate: ATEX 12. Safety Integrity Level 3 (SIL3): IEC-61508-1 13. Leakage Class: ANSI FCI 70-2-2006 TABLE 1, ISO 5208 RATE D/A 14. Flange Connection: ASME B16.5 Class 150/300/600/900LB, ASME B16.47 Class 150/300/600/900LB (Other flange connection please contacts with Value Valves Co., Ltd.) *Technical information is only for reference. Value Valves Co., Ltd. reserves the right to change without previous notice.