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

We are a leading supplier of ASTM A216 WCB swing check valves in China. Featuring an API 6D design, this valve is constructed from high-quality carbon steel, with a size of 4 inches (DN100) and a pressure rating of Class 300 LB, PN50. It is equipped with RF flanged ends for secure connections and reliable performance in demanding applications. Ideal for use in various industries, including oil, gas, and petrochemical, this durable valve ensures optimal flow control and system safety.

Tags:

• API 6D Check Valve
• ASTM A216 WCB Check Valve
• 4 Inch Check Valve
• Class 300 LB Check Valve

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