... 3.low thermal expansion rate 4.Wear-resist High chromium cast iron pipe OEM castingAccording to the customer’s drawing and requirementsCourse of ... Productsmud/ slurry pump castings (low alloy steel/ high chromium cast iron ),low-alloyed steel tube mould steel castings,engineering machinery steel ... requirementsPackagingWooden case, crate, parcel, bale, package, barrel, etc. High chromium cast iron pipe