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Product Specifications:
| Item | Check Valve |
| 3-a Certified | Not Rated |
| Body Material | Cast Iron |
| Check Mechanism | Double Disc |
| Connection Size-side 1 | 3" |
| Connection Size-side 2 | 3" |
| Connection Type | Wafer |
| Connection Type-side 1 | Wafer |
| Connection Type-side 2 | Wafer |
| Cracking Pressure | 1.05 psi |
| Disc Material | Stainless Steel |
| Flow Coefficient Cv | 170 |
| Flow Rate | 170 GPM |
| For Media | Gas, Liquids |
| Grade | Grade 304 |
| Max. Operating Temp. | 250°F |
| Max. Pressure (cwp) | 200 psi |
| Max. Pressure-steam | Not Rated |
| Media Temp. | -20°F to +250°F |
| Min. Operating Temp. | -20°F |
| Mounting Orientation | Horizontal, Vertical |
| Overall Length | 2.25" |
| Pipe Size | 3" |
| Seal Material | Buna N |
| Seat Material | Buna N |
| Silent Check | Standard |
| Spring Material | 316 Stainless Steel |
| Vacuum Service Rating | Not Rated |
| Valve Body Style | Inline |
| Valve Series | DD |
Shipping Info:
| Ship weight (kg) | 2.71 |
| Ship height (cm) | 5.72 |
| Ship length (cm) | 5.72 |
| Ship width (cm) | 13.65 |
| Country of Origin | CN |
Product Variants
| Model | Body Material | Pipe Size | Cracking Pressure | Seat Material | Seal Material | Spring Material | Flow Rate | Max. Operating Temp. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| DD2R-36-364IX-250 | Stainless Steel | 2 1/2" | 1.05 psi | FKM | FKM | Inconel X 750 | 98 GPM | 400°F | €1,099.66 | |
| DD2R-CS-361IX-500 | Carbon Steel | 5" | 1.05 psi | Buna N | Buna N | Inconel X 750 | 495 GPM | 250°F | €1,116.90 | |
| DD2R-36-364IX-400 | Stainless Steel | 4" | 1.05 psi | FKM | FKM | Inconel X 750 | 290 GPM | 400°F | €1,563.73 | |
| DD2R-36-364IX-910 | Stainless Steel | 10" | 1.05 psi | FKM | FKM | Inconel X 750 | 26000 GPM | 400°F | €6,109.42 | |
| DD2R-36-364IX-300 | Stainless Steel | 3" | 1.05 psi | FKM | FKM | Inconel X 750 | 170 GPM | 400°F | €1,237.76 | |
| DD2R-36-364IX-600 | Stainless Steel | 6" | 1.05 psi | FKM | FKM | Inconel X 750 | 720 GPM | 400°F | €3,391.63 | |
| DD2R-CS-361IX-800 | Carbon Steel | 8" | 1.05 psi | Buna N | Buna N | Inconel X 750 | 1800 GPM | 250°F | €2,407.43 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
KECKLEY DD1F-CI-34136-300 Check Valve, Single Flow, Inline Wafer, Cast Iron, 3 Inch Pipe/Tube Size
€273.03 /unit


