Material: Alloy steel
Diameter: 40 to 500mm
Length: ≤ 1700mm
Mechanical properties:
Yield strength: 110MPa minimum (0.2% offset)
Tensile strength: 140MPa minimum
Elongation: 13% minimum
Reduction of area: 45% minimum
Impact strength (Charpy V): 54 minimum
Hardness: 285HB minimum
Jiyuan Zhongyuan Special Steel Machine Manufature Co., Ltd was founed in 1995 with 25 technicians and 20 sets of machine equipments in large and middle size. We manufacture forge material, forge parts, drill tool, axes parts, mould for ductile iron pipe, corrugated roller, roller and protect cap for the drill tool. We especially are good at finish machining for roller with big size, arerose roller and deep-hole part. The company was certified by ISO9001 in 2002. Both old and new friends are welcome for common development.
