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Plain End Pipe Die
Plain End Pipe Die Techincal 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
