Stainless steel screwed spring check valve is a kind of check valve (non-return valve) with stainless material. It is used to allow water to flow through it in only one direction, and it is only vertical installation.
Available size
| Size | Connection | Working pressure (psi) | Ref. No. |
|---|---|---|---|
| 1/2″ / DN15 | BSPT / BSPP (G) / NPT | 200 | VC6401 |
| 3/4″ / DN20 | BSPT / BSPP (G) / NPT | 200 | VC6402 |
| 1″ / DN25 | BSPT / BSPP (G) / NPT | 200 | VC6403 |
| 1-1/4″ / DN32 | BSPT / BSPP (G) / NPT | 200 | VC6404 |
| 1-1/2″ / DN40 | BSPT / BSPP (G) / NPT | 200 | VC6405 |
| 2″ / DN50 | BSPT / BSPP (G) / NPT | 200 | VC6406 |
| 2-1/2″ / DN65 | BSPT / BSPP (G) / NPT | 200 | VC6407 |
| 3″ / DN80 | BSPT / BSPP (G) / NPT | 200 | VC6408 |
| 4″ / DN100 | BSPT / BSPP (G) / NPT | 200 | VC6409 |
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