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 Ductile iron Backing Rings
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Ductile Iron Backing Rings,Fusion bound epoxy
ANSI CL150 Backing Rrings
Material:  Ductile Iron ASTM A536 Gr 65-45-12
SizeSDR7  1”~12
     SDR11  2"~24"
Coated : Antirust Paint, Epoxy Paint,Fustion bound epoxy paint, hot dip galvanized, PP covered
 
 
DIN/ EN Backing Rings
Material: Ductile Iron GGG40
Size:DN63~180  PN10/16
   DN200~315  PN10
Coated : Antirust Paint, Epoxy Paint,Fustion bound epoxy paint, hot dip galvanized, PP covered
 

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