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1) Materials, alloy steel
2) High hardness, 55HRC~65HRC
3) Good wear resistance, no deformation
4) Low breakage rate, less than 0.5%
5) Keeping round, little out-of-round rate
6) Low unit consumption, 40% reduction compared to unprocessed round steel
7) Certificates, ISO 9001, SGS, TUV
8) Good surface quality, no flaw
9) Good impact resistance，> 12J/ cm2
10) Strong toughness, anti-deformation
11) Low breakage rate, more than 15000 times/3.5m
12) Environmental, no pollution
13) Dense microstructure , Bainite +Pearlite+Carbide