| Product | Small size check valve |
| Nominal diameter | 1/4" - 4" |
| Design temp. | -29℃ - 260℃ |
| Design pressure | Class 150 - 900 |
| Material | ASTM B148 C95400, C95500, C95800, ASTM B150 C63000, C63200 |
| Design standard | API 602, BS 1868, ASME B16.34 |
| Face to face | Manufacture standard, ASME B16.10 |
| Connection end | NPT, Flange |
| Test standard | API 598, ISO 5208 |
| Operation | x |
| Application | for sea water, offshore and marine. |
| Function 1 | bolted bonnet |
| Function 2 | Swing type, lift type |
| Function 3 | full bore, reduce bore |
| Function 4 | Integral flanged ends, F-NPT ends |