High-quality forged discs in alloy steel for gears, flanges & machinery
Our forged discs are produced from premium alloy steels such as 42CrMo, 18CrNiMo7-6, and 20CrMnMo, ensuring excellent strength, toughness, and wear resistance. With advanced open-die forging and strict UT inspection, each forged disc guarantees structural integrity and long service life.
Product Features:
High mechanical strength and impact resistance
Heat treatment available: normalized, quenched and tempered
Rough or precision machining upon request
Strict ultrasonic testing (UT) for internal quality assurance
Application Fields:
Gear blanks and transmission components
Flanges for pressure vessels and piping systems
Heavy-duty machinery, cranes, and hydraulic equipment
Wind power and mining industry components
| Item |
Details |
| Product Name |
High-quality Forged Discs in Alloy Steel for Gears, Flanges & Machinery |
| Material Grades |
- Alloy steels: 42CrMo, 42CrMo4, 18CrNiMo7-6, - Carbon steels: C45, C35 - Optimized for gear strength, flange pressure resistance, and wear durability |
| Forging Equipment |
- Hydraulic Presses: 5T, 8T, 12T - Capable of open die forging and ring forging with directional grain flow |
| Manufacturing Process |
Billet Inspection → Preheating → Open Die Forging / Ring Rolling → Heat Treatment → Rough Machining → Non-Destructive Testing → Precision Machining (if required) → Dimensional Inspection → Packaging |
| Forging Ratio |
≥ 3.5 — Ensures high internal compactness and fatigue resistance under heavy cyclic loads |
| Applications |
- Gear blanks for wind turbines and mining machinery - Flanges for pressure vessels, pipelines, and heavy-duty equipment - Bearing seats, crane wheels, and rotating discs in port and metallurgical industries |
| Delivery Conditions |
- Delivered in heat-treated condition (normalized, quenched & tempered) - Options: Rough machined, semi-finished, or finished machining |
| Testing & Inspection |
- Chemical Composition Analysis (Spectrometry) - Mechanical Testing: Tensile, Impact, Hardness - Non-Destructive Testing: Ultrasonic Testing (UT), Magnetic Particle Testing (MT) - 3D Dimensional Inspection for accuracy and machining allowance |
The production process of steel forgings includes:
raw material inspection → material unloading → quality check → preheating → forging → heat treatment → dimensional inspection → rough machining → non-destructive testing → final inspection → packaging → shipment.
Frequently Asked Questions (FAQs)
What forging weight range can you produce?
We manufacture forged components starting from 100 kg up to 7,000 kg, depending on customer requirements.
Do you handle heat treatment and machining?
Yes. Our facility is equipped for full in-house heat treatment, as well as both rough and precision machining.
Which industries use your forgings?
Our products are widely applied in wind power, construction machinery, port handling equipment, mining, and transmission systems.
How long is your production lead time?
Normally, lead time is about 30 days if raw material is in stock, or 40–45 days when special sourcing is required.
Where are you located?
We are based in Changzhou City, Jiangsu Province, close to Shanghai Port, which allows convenient and efficient shipping worldwide.
Request a Quote
Please share your technical drawings and specifications with us. Our engineering team will carefully evaluate your requirements and provide a tailored quotation and solution in a timely manner.
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