| Type: | Clay Dry Sand |
|---|---|
| Casting Method: | Vacuum Aspirated Casting |
| Sand Core Type: | Clay Sand Core |
| Application: | Machinery Parts |
| Machining: | CNC Machining |
| Material: | Cast Steel, Forged Steel |
| Customization: |
|---|
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Audited Supplier 
| 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 |
| 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 |
| 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 (Germany) Φ12m High Precision Ring Mil 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 |
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