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18KW Rotor shaft

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Product description
Product name: 18KW rotor shaft
Material: 20CrMoTi
Heat treatment requirements:
1. Forged and normalized spline ends, hardness HB170-210;
2. After the initial processing of the blank, the quenching and tempering treatment is 23-28HRC;
3. After quenching and tempering, the metallographic structure of the workpiece is inspected according to the third group of FB/T 13320-2007 rating chart, and the level is 1-3;
4. The surface is quenched and tempered at low temperature after carbonitriding, 58-63HRC; the depth of the quenched layer is 0.5-0.8mm, and the metallographic structure is inspected according to the JB/T9204-2008 rating chart, and the level is 3-7;
5. Core hardness HRC28-35, hydrogen removal and stress relief, the hydrogen content is less than 1.1e-0
Involute spline parameters
Modulus 1 Trail ∅23.07+0.13
Number of teeth 24 Measuring rod diameter 1.9
Pressure angle 30° Measuring rod distance ∅21.1 +0.03
Diameter of index circle ∅24 Modification coefficient 0
Big path ∅25.5+0.13 Centering method Tooth flanks


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