Dimension    DN20-40

Parts           Material

valve body    GGG40

valve core     H62

O-ring          EPDM

rivet           Spring steel

cap            GGG40

bearing end-shield   GGG40

seal washer    special paper

spring          1Gr18Ni9

O-ring          EPDM

grip ring      plastic

Coating: Rilson or FBE coating with 250 micrometers up

Dimensions can be changed withou notice.