Specification :

Name: Stretch Reducing Roller
Diameter Range of roller: Æ230mm~Æ900mm
Material of roller: Acicular Bainite Nodular Casting Iron, Chill Casting Iron, Hi-Ni, Cr content Indefinite Chill Casting Iron
Making Method: Centrifugal composite or satic casting
Hardness: 50~75HSD
Hardness profile: d1~1.5HSD/mm

Name: Tube Size Roller
Diameter Range of roller: Æ250mm~Æ1500mm
Material of roller: Acicular Bainite Nodular Casting Iron, Chill Casting Iron, Hi-Ni, Cr content Indefinite Chill Casting Iron
Making Method: Centrifugal composite or satic casting
Hardness: 60~80HSD
Hardness profile: d1~1.5HSD/mm

Name: Piercing Roller
Diameter Range of roller: Max. Æ1000mm
Material of roller: 60CrMnMo, 42CrMo, 40Cr, 45, 55, Alloy Casting Iron, Adamite
Making Method: Centrifugal composite or satic casting
Hardness: 55~75HSD
Tensile Strength: e500Mpa

Name: Straightening Roller
Diameter Range of roller: Max. Æ1000mm
Material of roller: Acicular Bainite Nodular Casting Iron, Chill Casting Iron, Hi-Ni, Cr content Indefinite Chill Casting Iron, 9Cr2Mo, Cr12MoV
Making Method: Centrifugal composite or satic casting
Hardness: 55~75HSD
Tensile Strength: e500Mpa