Custom Casting Steel Large Module Ring Gear Rotary Kiln Gear Wheel Ball Mill Girth Gear

• Application: Machinery, Industry
• Hardness: According to Customers′ Requirements
• Gear Position: Internal Gear
• Model NO.: YZ
• Manufacturing Method: Cast Gear
• Toothed Portion Shape: Spur Gear
• Material: Cast Steel, Forged Steel
• Type: Circular Gear
• Origin: Henan
• Package Size: 350.00cm * 250.00cm * 120.00cm
• Package Gross Weight: 2300.000kg

Product Description

Custom casting girth gear 42CrMo Rotary Kiln large ring gear high quality large diameter ring gear

Product Description

 

Process: 
Forging/Casting
Normalizing&Tempering-Proof Machinnig
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
--Cement Plant
--Port Machinery
--Oil and natural
--Paper making
--OEM gear case
--General Industrial

Specification	Machining Scope
Size	OD Max 16m
	One Piece of Gear: OD Max 13m
	Assemble Gear: According to drawings
Hobbing Modulus	10-60
Milling Modulus	Up to 120
Spiral Modulus	1-15
Accuracy Grade	Milling: 6 grade
	Hobbing: 8 grade
Material	Alloy steel: 42CrMo4, 34CrNiMo6 etc.
	Carbon steel: C45E, 1030
	Carburizing steel
	Quenched and tempered steel
Heat treatment	Quenching & Tempering, Surface Quenching
Teeth Profile	Spur, Helical, Herringbone, Crown, Spiral, Worm and shaft

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

 Testing Process:
· QA DOC: Chemical Composition Report, Mechanical Properties Report, UT Report, Heat Treatment Report, Dimensions Check Report
· 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.

FAQ

 

1. What is your minimum order quantity?
   Our minimum order quantity typically ranges from 5 to 100 pieces, depending on the product and material.

2. Can you provide custom designs?
   Yes, we specialize in providing custom designs based on your specific requirements.

3. What is your production capacity?
   Our production capacity varies depending on the product and material, but we have the capability to produce millions of pieces per year.

4. What is your lead time for orders?
   Our lead time for orders is typically 4-6 weeks for production and delivery.

5. Do you offer quality control and testing?
   Yes, we have strict quality control measures in place and offer testing services, including non-destructive testing, to ensure the quality of our products.