Girth Gear for Ball Mill Crusher and Rotary Kiln Production

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, graphite 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 plateStandards / 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 / CastingNormalizing & Tempering-Proof MachiningQuenching & TemperingFinish 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.ItemDescription1Diameter≤15m2Module≤453MaterialCast Alloy Steel, Cast Carbon Steel, Forged Alloy Steel, Forged Carbon Steel4Structure FromIntegrated, Half to Half, Four Pieces and More Pieces   5Heat TreatmentQuenching & Tempering, Normalizing & Tempering, Carburizing & Quenching & Tempering   6Tooth FormAnnular Gear, Outer Gear Ring7StandardISO, EN, DIN, AISI, ASTM, JIS, IS, GB Inspection And Test Outline Of Girth Gear:No.ItemInspection AreaAcceptance CriteriaInspection StageCertificates1Chemical CompositionSampleMaterial RequirementWhen SmeltingAfter Heat TreatmentChemical Composition Report2MechanicalPropertiesSample (Test Bar on the Gear Body)Technical RequirementAfter Heat TreatmentMechanical Properties Report3Heat TreatmentWhole BodyManufacturing StandardDuring Heat TreatmentHeat Treatment ReportCurves of Heat Treatment4Hardness TestTooth Surface, 3 Points Per 90°Technical RequirementAfter Heat TreatmentHardness Teat ReportAfter Semi Finish Machining     5Dimension InspectionWhole BodyDrawingAfter Semi FinishMachiningDimension Inspection ReportFinish Machining     6Magnetic Power Test (MT)Tooth SurfaceAgreed StandardAfter Finish Gear HobbingMT Report7UTSpokes PartsAgreed StandardAfter Rough MachiningUT ReportAfter Welded     After Semi Finish Machining     8PTDefect AreaNo Defect IndicatedAfter DiggingAfter WeldedPT Record9Mark InspectionWhole BodyManufacturing StandardFinal InspectionPictures10Appearance InspectionWhole BodyCIC's RequirementBefore Packing (Final Inspection) 11Anti-rust InspectionWhole BodyAgreed Anti-rust AgentBefore PackingPictures12Packing InspectionWhole BodyAgreed Packing FormDuring PackingPictures Facilities For Manufacturing Gear Ring:NoItemDescription1Smelting & Casting Capability40t, 50t, 80t Series AC Electric Arc Furnace2×150t, 60t LF Ladle Refining Furnace150t, 60t Series VD / VOD Furnace20×18m Large Pouring FacilityWe 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.2Forging CapabilityThe 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.3Heat Treatment Capability9×9×15m, 8×8×12m, 6×6×15m, 15×16×6.5m, 16×20×6m, 7×7×17m Series Heat Furnace and Heat Treatment Furnacesφ2.0×30m, 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 Shaft4Machining Capability1. ≥5m CNC Heavy Duty Vertical Lathes12m 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 Mach