Audited Supplier
2600X13000
Hardened Tooth Surface
External Gear
Cast Gear
Tooth Vertical
Cast Steel
Circular Gear
1 Year Apart From Wearing Parts
Supply for Whole Life
Specific Negotiation
Under Our Engineer′s Guide
CR Xuzhou Churun
Export Packing Standard
3200*4500mm
Jiangsu Xuzhou
8483409010
Product Description
Model NO.
YZ
Manufacturing Method
Cast Gear
Toothed Portion Shape
Spur Gear
Material
Cast Steel, Forged Steel
Type
Circular Gea
Package Size
5400*3430*370
Package Gross Weight
150000kg
Custom casting girth gear 42CrMo Rotary Kiln large ring gear high quality large diameter ring gear
Product Description
Process:
Forging/Casting
Normalizing&Tempering-Proof Machinnig
Quenching&Tempering
Finish Machining(Teeth Grinding)
We can offer you in various process conditions Solutions for Many End Markets and Applications
--Mining
--Metallurgy
--Power Generation
--Cement Plant
--Port Machinery
--Oil and natural
--Paper making
--OEM gear case
--General Industrial
| Specification | Machining Scope |
| Size | OD Max 16m |
| One Piece of Gear: OD Max 13m | |
| Assemble Gear: According to drawings | |
| Hobbing Modulus | 10-60 |
| Milling Modulus | Up to 120 |
| Spiral Modulus | 1-15 |
| Accuracy Grade | Milling: 6 grade |
| Hobbing: 8 grade | |
| Material | Alloy steel: 42CrMo4, 34CrNiMo6 etc. |
| Carbon steel: C45E, 1030 | |
| Carburizing steel | |
| Quenched and tempered steel | |
| Heat treatment | Quenching & Tempering, Surface Quenching |
| Teeth Profile | Spur, Helical, Herringbone, Crown, Spiral, Worm and shaft |
| No. | Item | Inspection Area | Acceptance Criteria | Inspection Stage | Certificates |
| 1 | Chemical Composition | Sample | Material Requirement | When Smelting After Heat Treatment | Chemical Composition Report |
| 2 | Mechanical Properties | Sample(Test Bar on the Gear Body) | Technical Requirement | After Heat Treatment | Mechanical Properties Report |
| 3 | Heat Treatment | Whole Body | Manufacturing Standard | During Heat Treatment | Heat Treatment Report Curves of Heat Treatment |
| 4 | Hardness Test | Tooth Surface, 3 Points Per 90° | Technical Requirement | After Heat Treatment | Hardness Teat Report |
| After Semi Finish Machining | |||||
| 5 | Dimension Inspection | Whole Body | Drawing | After Semi Finish Machining | Dimension Inspection Report |
| Finish Machining | |||||
| 6 | Magnetic Power Test (MT) | Tooth Surface | Agreed Standard | After Finish Gear Hobbing | MT Report |
| 7 | UT | Spokes Parts | Agreed Standard | After Rough Machining | UT Report |
| After Welded | |||||
| After Semi Finish Machining | |||||
| 8 | PT | Defect Area | No Defect Indicated | After Digging After Welded | PT Record |
| 9 | Mark Inspection | Whole Body | Manufacturing Standard | Final Inspection | Pictures |
| 10 | Appearance Inspection | Whole Body | CIC's Requirement | Before Packing (Final Inspection) | |
| 11 | Anti-rust Inspection | Whole Body | Agreed Anti-rust Agent | Before Packing | Pictures |
| 12 | Packing Inspection | Whole Body | Agreed Packing Form | During Packing | Pictures |
Testing Process:
· QA DOC: Chemical Composition Report, Mechanical Properties Report, UT Report, Heat Treatment Report, Dimensions Check Report
· UT test: 100% ultrasonic test according to EN10228-3, SA388, Sep 1921 C/c etc.
· Heat Treatment Report: provide original copy of heat treatment curve/time table.
Normally the machines are taken apart before delivery and are packed by suitable packing ways, the packing ways are as below, nude packing, bundle packing, water proof packing, wooden pallets packing, wooden box or carton box packing.
Q: Why we believe in Xuzhou Churun 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
4.We can make video call any time to show you our actual factory.
Q: Can I get special design for my own products?
A: We have our own R&D department to offer customization service for our customer.
Q:Payment terms:
A: Accept payment type: T/T, Cash.30% deposit when signed contract. Full payment paid before shipping.
Q: Quality warranty?
A: Guarantee time: one year for main machinery.excluding wearing parts.
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:What's the after sale service of your company?
A:We will provide foundation drawing to the clients for installation. Besides, we can provide guidance service for installation and operation of workers, etc.
Q: Can your company provide wearing parts?
A:We can deliver you the spare parts within 30 working days after your order. If your equipment are not manufactured by our company, please provide us the wearing parts drawing or number.
