The TRACK link is 40Mn2 or 4Mn.Compatible:(1) Komatsu( 2) Hitachi( 3) Caterpillar (6) Kobelco(7) Sumitomo (8) Mitsubishi

The material is 40Mn2 or 4Mn. the inner is treated with heat treatment As for the 40Mn2,the surface hardening is HRC28-34 after heat treatment and tempering ,and 40MnB is HRC 32-38.the surface is adopt heat treatment and quench hardening, the hardening depth is6-16mm, after tempering and quench hardening,the hardening is HRC50-54

Detailed Product Description

Compatible mode:
1) Komatsu:  PC60-5-6-7, PC100, PC120,  PC200-5, PC220-5, PC300-5, D31, D50,  D80 (D85), D155
2) Hitachi: EX60, EX100, EX120, EX200-1-2-3, EX300-1,
3) Caterpillar:  E200B (E320), E240 (MS180), D5D, D6D, 
4) Kobelco: SK200,
5) Sumitomo: SH120, SH200, SH280, SH300, SH400
6) Mitsubishi: MS110, MS120, MS180
the product can be customized

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