API 6D Swing Check Valve, ASTM A216 WCB, 4 Inches, 300 LB

Valve Description
Name: Swing Type Check Valve
Design: API 6D – Full Bore
Body Material: ASTM A216 WCB
Nominal Size: 4 Inch, DN100
Nominal Class: Class 300, PN50
Connection Ends: RF Flanged 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
Can be inside shaft or outside shaft
Outside shaft options: Mounted with lever and counterweight
Hydraulic damping cylinder available for large sizes

Technical Parameters and Characteristics:

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

Materials:

Carbon Steel: ASTM A216 WCB, ASTM A216 WCC
Alloy Steel: ASTM A217 WC6, ASTM A217 WC9, ASTM A217 C5, ASTM A217 C12A
Low-Temperature Steel: ASTM A352 LCB, ASTM A352 LCC
Stainless Steel: ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3M, ASTM A351 CF8C
Nickel Alloys: CN3MN, CK3MCUN, CN7M
Duplex & Super Duplex Steel: ASTM A890 4A (CD3MN), ASTM A890 5A (CE3MN), ASTM A890 6A (CD3MWCuN)
Bronze Alloys: ASTM B148 C95800, ASTM B148 C95500

Connection Ends: ASME B16.5, ASME B16.25, EN1092 Series

Applications: Electric power, petroleum refining, petrochemical engineering, offshore oil, and chemical engineering