Key Specifications / Features

Model no. : 1841059

The API 6D Flanged Swing Check Valve is designed to prevent backflow in industrial applications. With a 40-inch nominal size and a 300 LB class rating, it features a bolted bonnet and RF flanged end connections for robust performance. Made from ASTM A351 CF8M with Trim 12, this valve offers exceptional durability. It includes a full opening design and optional gear operation. Compliant with API 6D, BS 1868, and API 594 standards, it meets ASME B16.10 face-to-face dimensions and is tested per API 598 standards. This valve is ideal for high-pressure environments, providing reliable and efficient backflow prevention.


Detail Information

API 6D Flanged Swing Check Valve, Bolted Bonnet, 40 Inch, Class 300 LB, ASTM A351 CF8M Body, Trim 12.

Valve Descriptions

1841059 Swing Check Valve
Key Features: Full Opening Design Available, Bolted Bonnet, Operation Gear Design Available
Design Standard: API 6D, BS 1868, API 594
Body Materials: ASTM A351 CF8M, CF8, ASTM A995 4A, 5A, ASTM A216 WCB, ASTM B148 C95800, ASTM A352 LCB.
Structure: Bolted Bonnet
Trim Materials: ASTM A182 F6A, F304, F316, F51, F53, F55
Nominal Size: 40 Inch
Nominal Class: Class 300 LB
Bore Type: Full Bore (API 6D) or Standard Bore (BS 1868, API 594)
Operation: Gear
Face to Face: ASME B16.10
Test and Inspection: API 598
End Connection: RF Flanged

 
Product Portfolio
Body Materials Carbon Steel, Stainless Steel, Alloy Steel, Aluminium-bronze
Pressure Range Class 150 LB - 2500 LB
Normal Diameter 1/2 - 48 Inch (DN15-DN1200)
Operation Not Applicable (Manual or Actuated Available for Special Request)
Working Temperature -196°C to +450°C
End connection RF, RTJ, BW

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Founded in 2013, Bosseal Valve is a professional valve manufacturing company in Suzhou, China. We mainly supply Industrial Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug VaIves, and Strainers designed and manufactured according to API, ASME, ISO, DIN, BS, EN standards.
 
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