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  • PDC® Flanged Check Valves

The DFT® Model PDC® Silent Check Valve is specially designed for use on the discharge side of reciprocating air or gas compressors. It includes a pulse damping chamber to maintain the disc in the open position during the momentary reductions in flow associated with each cycle of a reciprocating compressor and to protect against premature seat wear.

 

Standard Features:

  • 2" to 26" Line Size
  • ASME Class 150 to 1500
  • Standard Body Materials:
    • Carbon steel
    • Stainless steel
  • Stainless Steel Trim
  • Stainless Steel Spring
  • Ends available in RF Flanged & RTJ
  • Pulse-Damped Design
  • Horizontal or Vertical Installation
  • Center Guided Trim
  • Meets API 6D
  • ASME B16.10 Face-to-Face Dimensions
  • One-Piece Body
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Seat

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ASME CLASS

Body

Seat

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Rfi_link

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{0} 		N/A 16 in400 mm N/A 900 N/A A216 Grade WCB N/A Metal N/A N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
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{0} 		N/A 12 in300 mm N/A 900 N/A A216 Grade WCB N/A Metal N/A N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 12 in300 mm N/A 600 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
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{0} 		N/A 12 in300 mm N/A 150 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
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{0} 		N/A 10 in250 mm N/A 600 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 10 in250 mm N/A 600 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
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{0} 		N/A 10 in250 mm N/A 300 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 8 in200 mm N/A 900 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 8 in200 mm N/A 600 N/A A352 LCC N/A Viton® N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 8 in200 mm N/A 600 N/A A352 LCC N/A Buna-N (75 dur.) N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 8 in200 mm N/A 600 N/A A352 LCC N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 8 in200 mm N/A 600 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 8 in200 mm N/A 300 N/A A216 Grade WCB N/A Metal N/A N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
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{0} 		N/A 8 in200 mm N/A 300 N/A A216 Grade WCB N/A Zelon® N/A N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 8 in200 mm N/A 300 N/A A216 Grade WCB N/A Viton® N/A N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 8 in200 mm N/A 300 N/A A216 Grade WCB N/A Buna-N (75 dur.) N/A N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 8 in200 mm N/A 150 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 6 in150 mm N/A 1500 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 6 in150 mm N/A 1500 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 6 in150 mm N/A 900 N/A A352 LCC N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 6 in150 mm N/A 900 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 6 in150 mm N/A 600 N/A A352 LCC N/A Buna-N (75 dur.) N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 6 in150 mm N/A 600 N/A A352 LCC N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
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{0} 		N/A 6 in150 mm N/A 600 N/A A216 Grade WCB N/A Teflon Encapsulated Viton® N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
N/A
{0} 		N/A 6 in150 mm N/A 600 N/A A216 Grade WCB N/A 316 SS N/A CAD Icon (for items table) N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= {QUOTE}
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