Key Specifications / Features
Model No. : 185301021
This forged swing check valve is suitable for high-pressure piping service, featuring NPS 1 socket-weld ends and a Class 1500 pressure rating. Made of ASTM A182 F11 chromium-molybdenum alloy steel, it offers stable performance at elevated temperatures. The bolted bonnet swing structure effectively prevents fluid backflow for steam, oil, and gas lines. Permanent cast markings display material grade, pressure class, and traceable serial numbers, enabling full quality traceability and dependable long-term operation in demanding industrial process systems.
