The DFT® Model DLC In-Line check valve is a corrosion resistant, depenable, versatile and economical spring assisted, in-line check valve for a wide range of applications. Whether the fluid is liquid, gas or steam, the DLC provides tight shut-off and protects other equipment in the system from water hammer. Its 316 stainless steel construction insures a long service life. Inconel® X-750 spring is standard.
DLC Check Valve Features:
ANSI face-to-face dimensions
Spring-assisted silent closing, non-slam
1/2" to 3" Line size
ANSI 150 and 300
316 Stainless steel construction
Raised face flanged ends
Inconel® X-750 spring
Electron beam welded body
Meets ASME B16.34-2004
Horizontal or Vertical installation
Body guided disc
Tight shut-off lapped disc & seat
Simplified construction - 4 parts
Options:
316 SS Springs
Body Materials (Alloy 20, Hastelloy® C, Nace)
Soft-Seat (Teflon Encapsulated Viton only)
| Part # | Size | A | B | CV |
Cracking Pressure (psi) |
Price | |
|---|---|---|---|---|---|---|---|
| 9400 | 1/2" | 4.25 | 3.50 | 7 | 0.29 | Add to RFQ | |
| 9401 | 3/4" | 4.62 | 3.88 | 13 | 0.3 | Add to RFQ | |
| 9402 | 1" | 5 | 4.25 | 22 | 0.3 | Add to RFQ | |
| 9404 | 1-1/2" | 6.5 | 5 | 54 | 0.2 | Add to RFQ | |
| 9405 | 2" | 8 | 6 | 93 | 0.3 | Add to RFQ | |
| 9407 | 3" | 9.5 | 7.5 | 180 | 0.3 | Add to RFQ |
| Part # | Size | A | B | CV |
Cracking Pressure (psi) |
Price | |
|---|---|---|---|---|---|---|---|
| DCV3-075 | 3/4" | 7 | 4.62 | 13 | 0.3 | Add to RFQ | |
| DCV3-100 | 1" | 8.5 | 4.88 | 22 | 0.3 | Add to RFQ | |
| DCV3-150 | 1-1/2" | 9.5 | 6.12 | 54 | 0.2 | Add to RFQ | |
| DCV3-200 | 2" | 10.5 | 6.5 | 93 | 0.3 | Add to RFQ | |
| DCV3-300 | 3" | 12.5 | 8.25 | 180 | 0.3 | Add to RFQ |
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