SDNR valves in cast iron/stainless steel

Absperrbare Rückschlagventile (SDNR), PN 16 
in Durchgangs- oder Eckform, DIN 86252-01 
aus Grauguss EN-JL1040, Innenteile 1.4021+QT 
mit oder ohne innenliegende Schliessfeder 
Baulänge nach DIN 3202/EN 558 F1/F32 
Flansche nach DIN PN 10/16 
Zulässige Betriebsdrücke und 
Temperaturen nach DIN 2401

Materialspezifikation:

Gehäuse:

EN-GJL-250

EN-JL1040

Bügeldeckel:

EN-GJL-250

EN-JL1040

Sitz:

X20Cr13+QT

1.4021+QT

Kegel:

X20Cr13+QT

1.4021+QT

Spindel:

X20Cr13+QT

1.4021+QT

screwdown check-valves (SDNR), PN 16 
straight type or angle type, DIN 86252-01 
cast iron EN-JL1040, inner parts 1.4021+QT 
with or without inside spring 
face to face acc. to DIN 3202/EN 558 F1/F32 
flanges acc. to DIN PN 10/16 
working pressure and 
temperature acc. to DIN 2401

material specification:

body:

EN-GJL-250

EN-JL1040

bonnet:

EN-GJL-250

EN-JL1040

seat:

X20Cr13+QT

1.4021+QT

disc:

X20Cr13+QT

1.4021+QT

stem:

X20Cr13+QT

1.4021+QT

Absperrbare Rückschlagventile (SDNR), PN 16

Type 018910 Type 017910

(Form B) (Form A)

NW/DNLL1DPCDHolesHH1RKGKG
                  017910018910
151309095654 x 141721551003,35,0
2015095105754 x 141681631003,85,5
25160100115854 x 141921851205,47,5
321801051401004 x 182102121408,09,0
402001151501104 x 182252121409,411,0
502301251651254 x 1824522416013,614,0
652901451851454 x 1828227416018,020,0
803101552001608 x 1833734024031,034,0
1003501752201808 x 1837837724040,042,0
1254002002502108 x 1843842228062,061,0
1504802252852408 x 2247048532086,085,0
2006002753402958 x 22570574360153134
25073032539535012 x 22691691400207200
30085037544540012 x 22760550520277247
35098042550546016 x 22860630520530300
4001.10047556551516 x 26880780520600570