CR-31A
Product : ‘SANT’ Cast Iron Reflux Valve Swing Check Type (Non Return Valve)
Pressure Rating: PN16
Product Standard : IS:5312
Type of Pattern : Straight Type
Body Material cum Standard : Cast Iron IS:210 Gr.FG200
Description : Bolted Cover
Type of Seat : Integral / Renewable seat
Type of Disc : Renewable disc
End Details : Flanges as per IS:1538
Testing & Certification
Body Test Pressure : 2.4MPa Hyd.
Seat Test Pressure : 1.6MPa Hyd.
Our Works’ Test Certificate is furnished with every supply.
Yes I'm InterestedMaterials
| Components | Materials | Specifications |
|---|---|---|
| Body, Cover, Hinge, Disc | Cast Iron | IS:210 Gr.FG200 |
| Bolts & Nuts | Carbon Steel | IS:1363 PART 1/3 |
| Gasket | Rubber | IS:638 Type B |
| Hinge Pin | Stainless Steel | AISI-410 |
| Disc Facing | Rubber | IS:638 Type B |
| Body Seat Ring | Leaded Tin Bronze | IS:318 Gr.LTB2 |
| Stud & Nut | Carbon Steel | — |
Dimensions (in mm)
| Nominal Size | Nominal Size (Inches) | F | H (Approx.) |
|---|---|---|---|
| 50 | 2 | 203±2 | 135 |
| 65 | 2.1/2 | 216±2 | 150 |
| 80 | 3 | 241±2 | 160 |
| 100 | 4 | 292±3 | 186 |
| 125 | 5 | 330±3 | 225 |
| 150 | 6 | 356±3 | 240 |
| 200 | 8 | 495±3 | 290 |
| 250 | 10 | 622±4 | 340 |
| 300 | 12 | 698±4 | 398 |
