Large Diameter Cast Steel Spur Girth Gear for Ball Mill

China Large Diameter Cast Steel Spur Girth Gear for Ball Mill, Find details about China Gear, Girth Gear from Large Diameter Cast Steel Spur Girth Gear for Ball Mill

Model NO.
According to drawings
Surface Treatment
Polishing
Surface Roughness
Ra0.05
Standard
GB
Certification
CE, RoHS, ISO 9001:2000, ISO 9001:2008
Toothed Portion Shape
Spur Gear
Gear Type
Circular Gear
Structure: Half to Half, More Pieces
Cast and Forged Manfacturing Process
Manipulate Way
Forced Manipulation
Changes Way
Stepped
Trademark
CITICTIC
Transport Package
Packing Can Prevent The Deformation of Gear
Specification
Max. Diamrter: 15m
Origin
Luoyang, China
HS Code
8414901900
Model NO.
According to drawings
Surface Treatment
Polishing
Surface Roughness
Ra0.05
Standard
GB
Certification
CE, RoHS, ISO 9001:2000, ISO 9001:2008
Toothed Portion Shape
Spur Gear
Gear Type
Circular Gear
Structure: Half to Half, More Pieces
Cast and Forged Manfacturing Process
Manipulate Way
Forced Manipulation
Changes Way
Stepped
Trademark
CITICTIC
Transport Package
Packing Can Prevent The Deformation of Gear
Specification
Max. Diamrter: 15m
Origin
Luoyang, China
HS Code
8414901900
Large Diameter Cast Steel Spur Girth Gear for Ball Mill

CITICTIC 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.
Large Diameter Cast Steel Spur Girth Gear for Ball Mill

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
 Large Diameter Cast Steel Spur Girth Gear for Ball Mill

Advantages:
- Products with Customers' Designs
- Strong Machining & Heat Treatment Abilities
- Strict Quality Control
- Prompt Delivery
- Experience in Cooperation with Fortune 500 Companies
 Large Diameter Cast Steel Spur Girth Gear for Ball Mill

Process:
Forging / Casting
Normalizing & Tempering-Proof Machining
Quenching & Tempering
Finish Machining (Teeth Grinding)
Large Diameter Cast Steel Spur Girth Gear for Ball Mill

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
Large Diameter Cast Steel Spur Girth Gear for Ball Mill

Specifications Of Gear:
No.ItemDescription
1Diameter≤15m
2Module≤45
3MaterialCast Alloy Steel, Cast Carbon Steel, Forged Alloy Steel, Forged Carbon Steel
4Structure FromIntegrated, Half to Half, Four Pieces and More Pieces
5Heat TreatmentQuenching & Tempering, Normalizing & Tempering, Carburizing & Quenching & Tempering
6Tooth FormAnnular Gear, Outer Gear Ring
7StandardISO, EN, DIN, AISI, ASTM, JIS, IS, GB

Inspection And Test Outline Of Girth Gear:
No.ItemInspection AreaAcceptance CriteriaInspection StageCertificates
1Chemical 
Composition
SampleMaterial RequirementWhen Smelting
After Heat Treatment
Chemical Composition 
Report
2Mechanical
Properties
Sample (Test Bar on the Gear Body)Technical RequirementAfter Heat TreatmentMechanical Properties 
Report
3Heat 
Treatment
Whole BodyManufacturing StandardDuring Heat TreatmentHeat Treatment Report
Curves of Heat 
Treatment
4Hardness 
Test
Tooth Surface, 3 Points Per 90°Technical RequirementAfter Heat TreatmentHardness Teat Report
After Semi Finish Machining
5Dimension 
Inspection
Whole BodyDrawingAfter Semi Finish

Machining
Dimension Inspection 
Report
Finish Machining 
6Magnetic Power Test (MT)Tooth SurfaceAgreed StandardAfter Finish Gear 
Hobbing
MT Report
7UTSpokes PartsAgreed StandardAfter Rough MachiningUT Report
After Welded
After Semi Finish Machining 
8PTDefect AreaNo Defect IndicatedAfter Digging
After Welded
PT Record
9Mark InspectionWhole BodyManufacturing StandardFinal InspectionPictures
10Appearance InspectionWhole BodyCIC's RequirementBefore Packing (Final Inspection) 
11Anti-rust 
Inspection
Whole BodyAgreed Anti-rust AgentBefore PackingPictures
12Packing 
Inspection
Whole BodyAgreed Packing FormDuring PackingPictures
 
Facilities For Manufacturing Gear Ring:
NoItemDescription
1Smelting & Casting Capability40t, 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.
2Forging CapabilityThe 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.
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 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

The delivery site of the large gear ring of our Vietnamese customer last month:
Large Diameter Cast Steel Spur Girth Gear for Ball Mill
Large Diameter Cast Steel Spur Girth Gear for Ball Mill
Large Diameter Cast Steel Spur Girth Gear for Ball Mill