Water pressure test valve

source：Xiamen, rhett fluid control co., LTD The information has been viewed： 4296 Time：2013-07-03 13:48:20


Installation, outlet pipe in boiler superheater and reheater steam pipe entrance, as the isolation device for hydraulic pressure test, when the boiler pressure test after the removal of internal system blocking plate into the guide sleeve, as pipeline. The next time the pressure test, remove the guide sleeve, a blocking plate again boiler system pressure test.
Product features:
■ the pressure seal structure, both ends of pipe welding connection.
■ valve seat sealing surface of stainless steel welding.
■ hydrostatic test fashion into the blocking plate, hydrostatic testing after the removal of the blocking plate, the hydraulic test.
■ blocking plate is sealed by adjusting the upper end of the support plate screws jacking block plate to achieve the purpose of.
Technical parameters:
■ nominal size: user requirements
■ nominal pressure: 16 ~ 32MPa, P54100V, P54140V, P54170V, P54200V, P57170V
■ applicable temperature: -29 ℃ ~ 593 ℃
■ flange end: customer requirements
■ test and inspection: API 598 JB/T 9092
The material of main parts:
Body: WCB WC6 WC9, C12A
Gate valve / seat: + hard alloy steel (STL6 STL8)
Guide sleeve: 25, 12Cr1MoV, 25Cr2MoVA