Surface Hardening 4140 Ball Mill Big Forged Spur Gear Wheel Pinion Gear

Forged Spur Gear Wheel Pinion 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

Forged Spur Gear Wheel Pinion Gear

Forged Spur Gear Wheel Pinion Gear

BALL MILL GEAR PICTURES

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Forged Spur Gear Wheel Pinion Gear

FAQ

Q: Why we believe in luoyang zhongtai industries co., ltd:

A: 1. More than 30 years experience.

2.We are the leading professional supplier of mining machinery, construction machinery, machines casting and forged parts

3. All products achieved ISO9901:2000 quality management certificate and CE, ROHS certificates.

Q:Delivery time

A: parts lead time 1-2months, machines 2-3months.

Q:Payment terms

A: Accept payment type: T/T, L/C, Western union,Cash.

30% deposit when signed contract. Full payment paid before shipping

Q: Quality warranty?

A: guarantee time: one year for main machinery. If something wrong we will provide the technical advice and find solution immediately. For those wearing parts we guarantee high quality parts for long-term supply.

Q: After sales service?

A: we can supply technical guide for machines running test and parts maintenance if end user needs.

Aftersales service
ZTIC Heavy Industries is your business partner in the After Market.
ZTIC able to provide:
1. ENGINEERED SPARES - DESIGN AND MANUFACTURING
2. LARGE VOLUME STEEL AND IRON CASTING FOUNDARIES
3. HUGE MACHINE SHOP CAPABILITIES
4. TRAINING PROGRAMMES
5. PREVENTATIVE MAINTENANCE PROGRAMS
6. PREVETATIVE MAINTENANCE SERVICES
7. COMPREHENSIVE MAINTENANCE PROGRAMS

ZTIC's Field Service Engineers are trained specifically in the CITIC brand group products but are capable of undertaking the servicing of other OEM brands.
Our technicians are equipped with the most advanced technological diagnostic equipment available to trouble shoot your equipment to optimise performance and minimise down time.
ZTIC also has an extensive capability in supplying all you consumable and electrical/ mechanical spare part needs.