
Series M4 Severe Service Ball Valve
The Series M4 Severe Service Ball Valve is manufactured in an ISO 9001:2015 facility and is certified to the requirements of Annex III, Module H of PED 97/23/EC, TSG, CRN, and complies with ASME B16.34 and ASME TDP-1. Testing standards include API 598 and MSS SP 61. The valve features an ISO 5211 mounting flange and end connections conforming to ASME B16.11 and ASME B16.25.
The Series M4 Severe Service Ball Valve is engineered with a 1-piece unibody construction and features a heavy-duty drivetrain, 360° mate-lapped ball and seat with hard coating options, and live-load packing with Belleville springs. It is certified to API 607 and ASME B16.34 standards, ensuring reliable tight shutoff and low seat stress during thermal cycling.
API 598
Valve Inspection and Testing
ASME B16.34
Valves--Flanged, Threaded, and Welding End...
ASME B16.11
Forged Fittings, Socket-Welding and Threaded...
ANSI/ASME B16.11
Forged Fittings, Socket-Welding and Threaded
ANSI/ASME B16.25
Buttwelding Ends
ANSI/ASME B16.34
Valves — Flanged, Threaded, and Welding End
MSS SP-61
Pressure Testing of Valves
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