Standard and Specification
Design standard
Face to face
Flanges standard
Working temperature
Suitable mudium
SABS669
EN558
SABS669
Socket to PVC pipe and Cast iron pipe
-20℃--120℃
Water
Steam
Oil
Main parts materials
Body
Bonnet
Disc
Stem
Stem nut
Gasket
GGG40
GGG50
GGG40
GGG50
GGG40/GGG50
with
NBR/EPDM
2Cr13
SS304
SS316
Brass
NBR
EPDM
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