Centrifugal nodular cast iron tube mould can be used for centrifugal casting iron pipe machine.

Technical Data 

Specification	DN80-DN2000
Length	≤6500
Roughness	Ra1.6
Precision	0.1
Concentricity	0.2
QT hardness	HB200-280
Material	21CrMo10; 35CrMo,etc

Used for centrifugal casting iron pipe machine.Making process: steel ingot-forging-rough machining-UT-boring-QT-2th rough machining-enlarge hole-vibration aging-lightly boring-finished boring-oiling-packing-delivery