CITICIC is the casting & forging center in central-south China, possessing 50t electric arc furnace, 60t LF ladle refining furnace, and 60t VD/VOD refining furnace, etc. We can pour 350t liquid steel one time and yields more than 200,000t of high quality liquid steel and can produce the high quality steel of more than 260 steel grades such as carbon steel, structural alloy steel and the structural steel, refractory steel and stainless steel of special requirement. The maximum weight of casting, gray casting, grate cast iron and non-ferrous casting is 200t, 30t, 20t and 205t separately.
Features:
Module Range: 10 Module to 70 Module.
Diameter: Min 800mm to16000 mm.
Weight: Max 120 MT single piece.
Three different designs: Fabricated steel - forged ring - rolled plate
Standards / Certificates: • UNI EN ISO • AWS • ASTM • ASME • DIN
Advantages:
- Products with Customers' Designs
- Strong Machining & Heat Treatment Abilities
- Strict Quality Control
- Prompt Delivery
- Experience in Cooperation with Fortune 500 Companies
Process:
Forging / Casting
Normalizing & Tempering-Proof Machining
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
--Sugar
--Cement Plant
--Port Machinery
--Oil and natural
--Papermaking
--OEM gear case
--General Industrial
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 Outirth Gear:
| No. | Item | Inspection Area | Acceptance Criteria | Inspection Stage | Certificates |
1 | Chemical Composition | Sample | Material Requirement | When SmeltingAfter Heat Treatment | Chemical Composition Report |
2 | MechanicalProperties | 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 ReportCurves 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 FinishMachining | 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 DiggingAfter 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 Furnace2×150t, 60t LF Ladle Refining Furnace150t, 60t Series VD / VOD Furnace20×18m 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, grate 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 machine8400t Water Press3150t Water Press1600t Water PressΦ5m High Precision Ring Mill (Germany)Φ12m High Precision Ring MilWe 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 Furnacesφ5.0×2.5m, φ3.2×1.5m, φ3.0×5.0m, φ2.0×5m Series Carburizing Furnaces &Nitriding Furnaces & Quenching Bathesφ2.0×30m Well Type CNC Electrical FurnacesΦ3.0×5.0M Horizontal Gas Temperature-differential FurnaceDouble-frequency and Double-position Quenching Lathe of Pinion Shaft |
4 | Machining Capability | 1. ≥5m CNC Heavy Duty Vertical Lathes 12m CNC Double-column Vertical Lathe10m CNC Double-column Vertical Lathe10m CNC Single-column Vertical Lathe6.3m Heavy Duty Vertical Lathe5m CNC Heavy Duty Vertical Lathe
2. ≥5m Vertical Gear Hobbing Machines15m CNC Vertical Gear Hobbing Machine10m Gear Hobbing Machine8m Gear Hobbing Machine5m Gear Hobbing Machine3m Gear Hobbing Machining
3. Imported High-precision Gear Grinding Machines0.8m~3.5m CNC Molding Gear Grinding Machines
4. Large Boring & Milling Machines220 CNC Floor-mounted Boring & Milling Machine200 CNC Floor-mounted Boring & Milling Machine160 CNC Floor-mounted Boring & Milling Machine |
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