42CrMo Steel 45 Steel Spur Gear Wheel Pinion Gears For Ball Mill

• Sponge iron plant-50TPD, 100TPD,300TPD,350TPD,500TPD
• Integral pinion shaft for cement plant or ball mills
• Pinion & pinion assemblies for Alumina, kaolin-bentonite plants, phosphate mining plant

• Kiln Pinion
• Cooler pinion
• Pinion shaft
• Pinion assembled with shaft, bearings, plummer blocks
• Integral pinion shaft upto 3 mtr total lentgh.

• Pinion gear material

  42CRMO STEEL DATA

  CHEMICAL LIST

  C : 0.38-0.45%

  Si: 0.17-0.37%

  Mn: 0.50-0.80%

  S : Allow residual content <0.035%

  P : Allow residual content <0.035%

  Cr: 0.90-1.20%

  Ni: Allow residual content <0.030% Cu: Allow residual content <0.030%

  Mo: 0.15-0.25%

  MECHANICAL DATA

  Tensile Strength σb (MPa): >1080(110)

  Yield point σs (MPa): >930(95)

  Elongation σ5 (%): >12

  Reduction of area ψ (%): >45 Akv (J): Impact absorbing energy Akv(J): >63

  Impact toughness value αkv (J/cm2): >78(8)

  Hardness: <217HB

  Sample size: The blank size of the sample is 25mm

  PHYSICAL DATA

  Critical point temperature (approximate value): Ac1=730℃, Ac3=800℃, Ms=310℃

  Linear expansion coefficient: temperature: 20~100℃/20~200℃/20~300℃ /20 ~400℃/20~500℃ /20~600℃

  linear expansivity: 11.1x10K/12.1x10K/12.9x10K/13.5x10K/13.9x10K14.1x10K

  Modulus of elasticity: temperature 20℃/300℃/400℃/500℃/600℃,

  Elastic modulus 210000MPa/185000MPa/ 175000MPa/165000MPa/15500oMPa

normal materials list 

• item	spec
  girth gear	45#,35simn
  pinion gear	42crmo, 35simn, 17crnimo6

   

Spur Gear Wheel Pinion Gears

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