Product Name | High Precision steel material Custom small pinion gear |
Applications | Our girth gears are applied in the cement and minerals industries |
Kiln Girth Gears | We are leading supplier the Kiln Girth Gears for the various plants |
ball mill Girth Gear | applied in the cement and minerals industries |
Gear Cutting Machines | 16m CNC Hobbing Machine |
Girth gear | Rotary kiln Girth Gear and ball mill Girth Gear |
Diameter | Min 100 mm to 16000 mm Girth Gear |
Weight | Max 120 MT single piece |
module range | 10 Module to 70 Module |
Standards/Certificates | ISO,CE |
Maximum module | 45 by hob |
42CrMo 45 Steel Spur Gear
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 steel 35simn |
pinion gear | 42crmo, 35simn, 17crnimo6 |
pinion gear
42CrMo 45 Steel Spur Gear
factory show
42CrMo 45 Steel Spur Gear