ASTM A890 4A Butterfly Valve

ASTM A890 4A Butterfly Valve is a specialized butterfly valve constructed from ASTM A890 Grade 4A (a 4% nickel duplex stainless steel). It employs a rotating disc to control fluid flow and is suitable for demanding applications that require resistance to corrosion and erosion in harsh environments.

ASTM A890 4A Butterfly Valve, 4 Inch, 300 LB, Double Offset

API 609 Cat B Butterfly Valve, ASTM A890 4A, 42 IN, 300 LB

API 609 Double Flanged Butterfly Valve, 4A, 24 IN, CL 300

ASTM A890 4A Butterfly Valve, EN 593, 2 IN, 150 LB, Lug

17-4PH Stem Butterfly Valve, A890 4A, 18 IN, 300 LB, EN 593

ASTM A890 4A Lug Butterfly Valve, RPTFE Seat, 4 IN, CL 300

ASTM A890 4A Butterfly Valve, 28 IN, CL 150, API 609 Cat B

EN 593 ASTM A890 4A Lugged Butterfly Valves, CL 300, 8 IN

EN 593 Butterfly Valve, ASTM A890 4A, 36 IN, 300 LB, Wafer

RPTFE Seated Lug Butterfly Valve, A890 4A, 12 Inch, 150 LB

High Performance Butterfly Valve, ASTM A890 4A, 36 IN, 300 LB

17-4PH Stem Butterfly Valve, ASTM A890 4A, 30 IN, 150 LB

About Us

Founded in 2013, Bosseal Valve is a professional valve manufacturing company in Suzhou, China. We mainly supply Industrial Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug VaIves, and Strainers designed and manufactured according to API, ASME, ISO, DIN, BS, EN standards.