OE NUMBER: 3G8917/3G-8917
Fits: replace Caterpillar
Materials: 42CrMo, 40Cr ,
Heat & Surface Treatment Tempering, High Frequency Quenching Depth 1.5 to 2.5mm
surface hardness HRC= 58/62, high strength and toughness, wear strength
Lubrication Unique oil channel, oiling smooth. Flange Welding Girth Automatic welding machine is used for flange welding, controlling the welding beam, fusion depth and hardness by adjusting Voltage, Turning speed and Displacement factor etc.