Valve descriptions

Name: ASTM A217 C12 Swing Check Valve. 

Body: ASTM A217 C12.

Nominal size: 18 Inch.

Nominal class: Class 600.

Connection ends: RF Flanged ends.

Face to face: as per ASME B16.10.

Test and inspection: API 598.

Other features

Bolted bonnet

API 6D full bore, BS 1868 standard bore

Inside shaft or outside shaft

Mounted lever + counterweight outside shaft

Check valves with large sizes mounted with hydraulic damping cylinder

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 standard: BS 1868, API 6D, DIN 3352.

Design temp.:  -196℃  -  593℃.

Material: 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, EN1092 series.

Applications: electric power, petroleum refining, petrochemical engineering, offshore oil, chemical engineering, etc.