Material: ASTM A351 CF8M, ASTM A351 CF8, ASTM A216 WCB, ASTM A216 WCC, ASTM A350 LCB, ASTM A350 LCC, ASTM A217 WC6, ASTM A217 WC9, etc.
Nominal Size: 1/2-12 Inch, DN15-DN300
Pressure Range: Class 150-600 LB, PN16-PN100
Characteristics: Equal percentage, linear, quickly open
Rangeability: 30:1, 50:1, 100:1
Seat Leakage Class: ANSI B16.104: IV、V、VI
Seal Material: PTFE + graphite v-shaped packing, flexible graphite ring packing, graphite + PTFE braided packing etc.
Working Temperature: -46°C - 350°C
Characteristics:
Helium Leak Tested Bellows: Ensures zero leakage with each bellows assembly subjected to rigorous testing.
Non-Rotating Stem: Prevents twisting of bellows, enhancing reliability.
Flexible Metal Bellows: Replaces conventional gland, reducing maintenance and operational expenses.
Threaded and Hermetically Welded Fittings: Substitutes flanged fittings for zero leakage, ensuring hermetic sealing.
Vacuum Brazed Valve Body Seats: Replaces conventional threaded seats, eliminating leakage paths and reducing maintenance needs.