Basic Info.
Hardness
Hardened Tooth Surface
Gear Position
External Gear
Manufacturing Method
Cast Gear
Toothed Portion Shape
Spur Gear
Product Description
Specifications of Gear :
No. | Item | Description |
1 | Diameter | ≤15m |
2 | Module | ≤45 |
3 | Material | Cast Alloy Steel, Cast Carbon Steel, Forged Alloy Steel, Forged Carbon Steel |
4 | Structure From | Integrated, Half to Half, Four Pieces and More Pieces |
|
5 | Heat Treatment | Quenching & Tempering, Normalizing & Tempering, Carburizing & Quenching & Tempering |
|
6 | Tooth Form | Annular Gear, Outer Gear Ring |
7 | Standard | ISO, EN, DIN, AISI, ASTM, JIS, IS, GB |
Inspection and Test Outline of Girth Gear:
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 |
Facilities For Manufacturing Gear ring:
No. | Item | Description |
1 | Smelting & Casting Capability | 40t ,50t, 80t Series AC Electric Arc Furnace 2×150t, 60t LF Ladle Refining Furnace 150t, 60t Series VD/VOD Furnace 20×18m Large Pouring Facility We can pour 900t refining liquid steel one time, and achieve vacuum poured 600t steel ingots. We can produce the high quality steel of more than 260 steel grades as carbon steel,structural alloy steel and the structural steel, refractory steel and stainless steel of special requirement. The maximum weight of casting steel, gray casting, graphite cast iron and non-ferrous casting is 600t, 200t, 150t and 20t separately. |
2 | Forging Capability | The only one in the word, the most technologically advanced and the largest specification18500t Oil Press, equipped with 750t.m forging operation machine 8400t Water Press 3150t Water Press 1600t Water Press Φ5m High Precision Ring Mill ( WAGNER,Germany) Φ12m High Precision Ring Mill We can roll rings of different sections of carbon steel, alloy steel, high temperature alloy steel and non-ferrous alloys such as copper alloy, aluminum alloy and titanium alloy. Max. Diameter of rolled ring will be 12m. |
3 | Heat Treatment Capability | 9×9×15m,8×8×12m,6×6×15m,15×16×6.5m,16×20×6m ,7×7×17m Series Heat Furnace and Heat Treatment Furnaces φ2.0×30m,φ3.0×5.0m Series Heat Treatment Furnaces φ5.0×2.5m,φ3.2×1.5m,φ3.0×5.0m,φ2.0×5m Series Carburizing Furnaces & Nitriding Furnaces & Quenching Bathes φ2.0×30m Well Type CNC Electrical Furnaces Φ3.0×5.0M Horizontal Gas Temperature-differential Furnace Double-frequency and Double-position Quenching Lathe of Pinion Shaft |
4 | Machining Capability | 1. ≥5m CNC Heavy Duty Vertical Lathes 12m CNC Double-column Vertical Lathe 10m CNC Double-column Vertical Lathe 10m CNC Single-column Vertical Lathe 6.3m Heavy Duty Vertical Lathe 5m CNC Heavy Duty Vertical Lathe |
2. ≥5m Vertical Gear Hobbing Machines 15m CNC Vertical Gear Hobbing Machine 10m Gear Hobbing Machine 8m Gear Hobbing Machine 5m Gear Hobbing Machine 3m Gear Hobbing Machining |
3. Imported High-precision Gear Grinding Machines 0.8m~3.5m CNC Molding Gear Grinding Machines |
4. Large Boring & Milling Machines 220 CNC Floor-mounted Boring & Milling Machine 200 CNC Floor-mounted Boring & Milling Machine 160 CNC Floor-mounted Boring & Milling Machine |
Testing Process:
· QA DOC: Chemical Composition Report, Mechanical Properties Report, UT Report, Heat Treatment Report, Dimensions Check Report
· The data on chemical composition report and mechanical properties report are approved by third party, Luoyang Ship Material Research Institute, CSIC.
· 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.
Address:
Room No. 1203, No. 132 Heping North Road, Changzhou, Jiangsu, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Industrial Equipment & Components, Manufacturing & Processing Machinery
Company Introduction:
Pengfa M&E Technology Co Ltd is a professional spares and service company for cement and other mine industry Equipments, like lime, gypsum, NPK plant, Nickel laterite ore, iron ore pellet etc, one stop spares supplier is our advantage to save your time and energy. We can give the fully support and package for the running plant, repair, maintenance, expansion.
We have our spare manufacture factories and partners for the main parts manufacturing and supply:
Shell, Roller, Girth gear, Tyre ring, Slide bearing etc for mill and kiln
Roller for VRM, Liners for mill, Grate cooler liners, Liners for preheat tower
Separator spares
Lubrication oil station, weigh feeder spares
Gearbox Spares for kiln driver,
Rotary Packer spares.
Bucket elevator spares, Chains, Inching driver for bucket elevator,
Blowers′ spares, ID Fan spare, shaft, impellor, PLC of Bag filter
And others device for cement and mine industry, like wheel loader spares, fly ash unloading system spares
Our customers are widely spread in the world and Equipments from FLSmidth, Siloma, CITIC, NHI, Pengfei etc