Piping Class A6A
Piping Class Spec

Check Valves — Piping Class A6A

The check valves specification for piping class A6A (ASME Class 2500, Extreme High Pressure - Ultra-HP Wellhead, HP Instrument & Test Systems to 412 bar) — body, trim, seat, end connection and rating, ready to quote.

What is the check valves spec for piping class A6A?

Piping class A6A (ASME Class 2500) covers Extreme High Pressure - Ultra-HP Wellhead, HP Instrument & Test Systems to 412 bar with a Carbon Steel ASTM A216 WCB / A182 F22 Forged (2¼Cr-1Mo) body material and 3mm corrosion allowance, rated for 412 bar (5975 psi) at Up to 400°C (752°F). The check valves specification for this class is below.

TypeRatingBodyTrimSeatEnd Conn.
Check ValveClass 2500A216 WCB / A182 F22Stellite-6 HFStellite-6 HFBW or RTJ
  • -Check Valve: Piston lift type; low volume, extreme pressure

Vajra Check Valves

Non-return valves to prevent backflow and protect equipment in piping systems.

See the full Check Valves range

Other valves in piping class A6A

Check Valves in other piping classes

Reviewed by Materials Engineering, Vajra Industrial SolutionsDiscipline: Valve Metallurgy & Materials SelectionLast reviewed: 20 June 2026

Connected Engineering

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