Dual Plate Wafer Check
DPWC Series
Designed to meet API 594 standards, the DPWC Series, Dual Plate Wafer Check valve is designed to ensure automatic back-flow prevention. Engineered with a spring-assisted mechanism, these dual plates check valves seamlessly close, providing reliable and efficient operation. The DPWC Series is available in a wide range of sizes, pressure classes, and materials, making it suitable for a wide array of applications, in both horizontal and vertical installations.
Sizing and Pressure Classes:
• ASME Class 150 - 600 available in Sizes 2" - 8"
• ASME Class 900 - 1500 available in Sizes 2" - 4"
Design Specifications & Compliance:
• Design: API 594, CSA Z245.15-22
• Materials: NACE MR0175/ISO 15156, MR0103 Qualified
• End to End: API 594
• Testing: API 598
• Pressure-Temperature Rating: ASME B16.34
• Inherently Fire Safe Design
Materials of Construction:
• Available in Carbon Steel, Low-Temperature Carbon Steel, and Stainless-Steel body with Stainless-Steel Trim as standard for all wetted parts
Additional Features:
• Retainer less Design: Eliminating body leaks and simplifying maintenance.
• Suitable for Horizontal or Vertical Applications: For vertical installations, arrow mark on the body must be pointing upwards.
• Spring Assisted: Ensures reliable closure and minimizes the need for constant attention during operation.
• Stellite#6 Overlay: All bodies are overlaid with Stellite#6 on seating surfaces for enhanced durability by providing a meta-to-metal seal.
• Full-Port Design
The DPWC Series guarantees trouble-free service with minimal maintenance.