ASTM A890 4A Ball Valve, API 6D, 24 Inch, CL300, ISO 15848-1

Apr 28, 2025

Product Name: ASTM A890 4A Ball Valve
Type: Trunnion Mounted Ball Valve
Design Standard: API 6D
Body Material: ASTM A890 4A
Size: 24 Inch, DN600
Pressure Rating: Class 300 LB, PN50
Face to Face: ASME B16.10
Test & Inspection: API 6D
Flange End: ASME B16.5
Low Fugitive Emission: API 624, ISO 15848-1
Fire Safe: API 607, API 6FA
End Connection: RF Flanged Ends
Operation: Wormgear
Media: Water, Oil, Gas, etc

Key Features

Double Bolck & Bleed
Anti Static Device
Anti Blowout Stem
Fire Safe Design

The ASTM A890 4A Duplex Stainless Steel Ball Valve offers superior strength and enhanced corrosion resistance compared to conventional austenitic stainless steel. This valve is particularly effective in environments where corrosion challenges are more severe, such as in seawater or areas with high chloride ion concentrations. Thanks to its unique composition, the A890 4A duplex stainless steel significantly improves resistance to intercrystalline corrosion, chloride stress corrosion, pitting, crevice corrosion, and corrosion fatigue. Its corrosion resistance is on par with that of high-alloy austenitic stainless steels, making it an excellent choice for applications in harsh and demanding environments.