API 6D Check Valves, ASTM A217 WC6, 8 Inch, CL 900 LB, BW

As a leading swing check valve factory in China, we specialize in high-performance valves designed to meet API 6D standards. Our 8-inch swing check valves feature a robust ASTM A217 WC6 body, ensuring durability and reliable performance in demanding applications. Rated for Class 900 LB (PN150), these valves are suitable for high-pressure systems. The DN200 design incorporates butt weld (BW) ends for secure and leak-free connections. Built for excellence, our swing check valves deliver optimal flow control and longevity in industrial pipelines.

Tags:

• API 6D Check Valve
• ASTM A217 WC6 Check Valve
• 8 Inch Check Valve
• Class 900 LB Check Valve

ASTM A217 WC6 Swing Check Valve, 8 Inch, Class 900 LB, BW

Valve Description:

Name: Swing Type Check Valve
Design: API 6D – Full Bore
Body: ASTM A217 WC6
Nominal Size: 8 Inch, DN200
Nominal Class: Class 900 LB
Connection Ends: BW (Butt-Weld) Ends
Face to Face: As per ASME B16.10
Test and Inspection: API 598

Other Features:

Bolted cover
API 6D – Full Bore, BS 1868 – Standard Bore
Shaft configuration: Can be inside shaft or outside shaft
Outside Shaft Options: Lever and counterweight mounting available
Large-sized check valves can be equipped with hydraulic damping cylinders

Technical Parameters and Characteristics:

Product Type: Swing Type Check Valve
Size Range: NPS 2 Inch - 24 Inch, DN50 - DN600
Design Pressure: Class 150 LB - 2500 LB, PN10 - PN420
Design Standard: BS 1868, API 6D, DIN 3352
Design Temperature: -196°C to 593°C

Materials:
ASTM A216 WCB, ASTM A216 WCC, ASTM A217 WC6, ASTM A217 WC9
ASTM A217 C5, ASTM A217 C12A, ASTM A352 LCB, ASTM A352 LCC
ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3M, ASTM A351 CF8C
CN3MN, CK3MCUN, CN7M, ASTM A890 4A (CD3MN), ASTM A890 5A (CE3MN)
ASTM A890 6A (CD3MWCuN), ASTM B148 C95800, ASTM B148 C95500

Connection Ends: ASME B16.5, ASME B16.25, EN 1092 Series
Applications: Electric power, petroleum refining, petrochemical engineering, offshore oil, and chemical engineering.