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Steel wire rod for gear

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Gear steel is a general term for steel that can be used to process and manufacture gears. Gear steel usually has good strength, hardness and toughness after heat treatment as required, or the surface is wear-resistant, and the core has good toughness and impact resistance.

The mainly grade of Gear steel are :

Grade

Standard

Size

Delivery condition

Surface accuracy

SAE8620-1,SAE4320H

ASTM A29/A29M

OD 5.5-20

Hot rolled

Class B accuracy

C10E, C10R, C15E, C15R, C16E, 16R,

EN0084

OD 5.5-20

Hot rolled

SCM415,SCM418,SCM420,SCM421,SCM425,
SCM430,SCM432,SCM435,SCM440,SCM445,
SCM822

JIS G4053

OD 5.5-20

Hot rolled

C10, C15E4, C15M2, C18, C20, C20E4, C20M2,
C25, C25E4, C25M2, C30E4, C30M2, C35, C35E4,
C35M2,C40, C40E4, C40M2, C45, C45E4, C45M2,
C50, C50E4, C50M2, C55, C55E4, C55M2, C60,
C60E4, C60M2

ISO 683-18

OD 5.5-20

Hot rolled

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