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WAFER STYLE SPRING LOADED SINGLE DISC CHECK VALVE

MODEL SDR

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​MODEL SDR

Size Range: 2 to 12 inch

ASME Class: 125 / 150 / 300

Champion Valves Inc. Single Disc Spring Loaded Wafer Check Valves are engineered for
flanged piping systems. This spring loaded, self-operating valve is ideal for pumps,
compressors, blowers, and various flow control equipment.

VALVE FEATURES

Low weight design 80% - 90% weight reduction compared to full body swing check valves which reduces installation time and effort.​

Simplifies piping, optimizes space utilization, and lowers installation/replacement costs.

Versatile functionality for horizontal and vertical installations.​

Zero fugitive emission design standard.

Integrated single piece cast disc and arm assembly increase unit integrity.

INDUSTRY STANDARDS

  • ASME B16.5, B16.34, and B31.1

  • API 594 and 598

  • MSS-SP-25, MSS-SP-55

  • API 6A and 6D (as applicable)

  • MSS-SP- 61 (standard for the resilient seated metal seated when required)

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CONSTRUCTION MATERIALS

Body Material

Ductile Iron

Carbon Steel

316 Stainless Steel

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Disc Material

304 Stainless Steel

316 Stainless Steel

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Seat Material

Buna

EDPM

Viton®

PTFE

Integral Metal

316 Stainless Steel

Kalrez

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Spring Material

316 Stainless Steel

Inconel® X-750

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End Connection

Plain Face

Raised Face

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Interested in this valve?

Click below to get a Flow Rate Analysis to evaluate how our Model SDR will assist your system’s performance.

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