DRVZ SILENT CHECK VALVE
DRVZ SILENT CHECK VALVE
Model
DN50-DN300

Product review

Description

DRVZ Technical parameters of silent check valve

Product modelDRVZ
Nominal diameter2”-12”(DN50-DN300)
Nominal pressurePN10/16/25
Applicable mediumclean water
Applicable temperature-10℃~80℃

Material of main parts

Part nametexture of materialPart nametexture of material
valve bodyGJS 500-7shimEPDM
DiscGJS 500-7+EPDMDisc nutANSI 304
SpringANSI 304Guide sleeveC61900
O-ringNBRGuide bodyGJS 500-7
StemANSI 304  

Main connection dimensions

Nominal diameterLDD1N-Φd
DN(mm)NPS(in)PN10PN16PN25PN10PN16PN25PN10PN16PN25
502″1501651651651251251254-Φ194-Φ194-Φ19
652.5″1701851851851451451454-Φ194-Φ198-Φ19
803″1802002002001601601608-Φ198-Φ198-Φ19
1004″1902202202351801801908-Φ198-Φ198-Φ23
1255″2002502502702102102208-Φ198-Φ198-Φ28
1506″2102852853002402402508-Φ238-Φ238-Φ28
2008″2303403403602952953108-Φ2312-Φ2312-Φ28
25010″25039540542535035537012-Φ3312-Φ2812-Φ31
30012″27044546048540041043012-Φ2312-Φ2816-Φ31