Specification
| Valve Size | 1 / 2 “~2” (DN15 to DN50) | 
| Rated pressure | the rated pressure of the forged steel check valve is determined according to the specific application  | 
| Common rated pressure range | Class150~2500 (PN 16 to PN 420)  | 
| Applicable temperature | -29°C~ + 560°C | 
| Valve material | forging A105, F11, F22, F304, F316, etc | 
| Connection mode | flange connection, thread connection and welding connection, etc  | 
| Flanged standards | ANSI / ASME B 16.5 and DIN, standard, etc | 
| Design criteria | API 6D, API 594, ASME B16.34, and API 602 | 
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