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Product Details:
Payment & Shipping Terms:
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| Item: | Gear | Name: | Girth Gear |
|---|---|---|---|
| Size: | Customer's Drawing Required | Application: | Grinding Mill |
| Module: | 10-45mm | Dimension OD: | OD:100mm-12000mm |
| Pressure Angle: | 20,30 And Other Nonstandard | Accuracy: | OD≤4000mm,6 Class OD≥4000mm,8 Class |
| Process: | Casting,forging,welding | Certificate: | ISO.CE |
| High Light: | 45mm Module Girth Gear Pinion,10mm Module Girth Gear Pinion,45mm Module rack pinion mechanism |
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Custom 10-45mm Module Large Girth Gear pinion Ring For Grinding Mill
1. Type:1,1.25,1.5,2,2.5,3,4,5,6,8,10,12,16,20,25,32,40,50.
2. Standard: DIN; GB, GOST, AISI, etc.
3. Certification: ISO9001, Form E, Form A, CO
4.Report: Material Report; Hardness Report; UT/MT Report; Dimensions checking report; Mechanical Property Test Report
girth 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
| item | description |
| normal materials | 45 steel. 35simn steel |
| better materials | 42crmo steel, 35crmo steel |
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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.
Contact Person: Mr. David
Tel: 86-18637916126
