Check Valve Wafer Type
“VALTECH” Wafer Check is a general purpose check valve Designed to protect your gas and liquid piping systems. Wafer Check Valves are designed and manufactured with reference to standard API 594 for Pipelines up to 600NB. Its superior performance and proven reliability, as well as an initial and maintenance cost savings, make Wafer Check the obvious choice over conventional swing checks or any other swing checks or any other check valve design. They are made to fit between two flanges. If required, Valves can be offered under any THIRD PARTY INSPECTION .
“VALTECH” Wafer Check Valves are available in materials like Carbon Steel conforming to ASTM-A-216 Gr. WCB and Stainless Steel ASTM-A-351 Gr. CF8M . Size range starts from 25 NB through 600NB.
| MANUFACTURING REFERENCE STANDARDS | |
|---|---|
| Design | API 594 |
| Ends | Wafer Type |
| Testing | API 598 |
| MATERIAL OF CONSTRUCTION | |||
|---|---|---|---|
| Sr.No. | Parts Name | Material | |
| Carbon Steel | Stainless Steel | ||
| 1 | Body | CCS A-216 Gr. WCB | CSS A-351 Gr.CF8M |
| 2 | Disc | ||
| 3 | Seat | EPDM /VITON/NITRILE/NEOPRENE/PTFE/GFT | |
| DIMENSIONS | ||||||||
|---|---|---|---|---|---|---|---|---|
| SIZE | A | B | C | |||||
| MM | INCH | PN-10 | PN-16 | BS-10D | BS-10E | ANSI 150# | ||
| 25 | 1” | 14 | 16 | 72 | 72 | 69 | 69 | 64 |
| 40 | 1.1/2” | 22 | 19 | 93 | 93 | 86 | 86 | 86 |
| 50 | 2” | 30 | 19 | 108 | 108 | 97 | 97 | 104 |
| 65 | 2.1/2” | 40 | 19 | 128 | 128 | 110 | 110 | 123 |
| 80 | 3” | 52 | 19 | 143 | 143 | 129 | 129 | 136 |
| 100 | 4” | 71 | 19 | 163 | 163 | 161 | 161 | 174 |
| 125 | 5” | 93 | 19 | 193 | 193 | 193 | 193 | 196 |
| 150 | 6” | 114 | 19 | 219 | 219 | 218 | 215 | 221 |
| 200 | 8” | 157 | 28.5 | 274 | 274 | 274 | 272 | 278 |
| 250 | 10” | 195 | 28.5 | 329 | 329 | 335 | 335 | 339 |
| 300 | 12” | 230 | 38 | 379 | 385 | 385 | 383 | 409 |
| 350 | 14” | 270 | 44.5 | 438 | 444 | 446 | 446 | 449 |
| 400 | 16” | 310 | 51 | 489 | 496 | 496 | 496 | 512 |
| 450 | 18” | 360 | 60.5 | 538 | 555 | 559 | 559 | 545 |
| 500 | 20” | 406 | 63.5 | 593 | 696 | 616 | 616 | 605 |
| 600 | 24” | 490 | 70 | 695 | 799 | 727 | 724 | 714 |
* Refer To VALTECH
** Technical Improvements and alterations reserved