Piping Class A6A
Piping Class Spec

Ball Valves — Piping Class A6A

The ball 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 ball 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 ball valves specification for this class is below.

TypeRatingBodyTrimSeatEnd Conn.
Ball ValveClass 2500A182 F22 Forged / WCBInconel 625 ENP + TCMetal seat (TC / ENP)BW or RTJ (small bore)
  • -Ball Valve: API 6D, trunnion, DBB; available DN15-DN200

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

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