Our 42CrMo forged steel block is designed for high-performance use in wind turbine systems, industrial gearboxes, and hydraulic components. With excellent mechanical strength, high hardenability, and superior toughness, this alloy steel block is ideal for critical parts subjected to heavy loads and cyclic stresses. It offers reliable performance after quenching and tempering, with good machinability and resistance to fatigue and impact.
| Item | Details |
| Product Name | 42CrMo Forged Steel Block for Wind Power, Gearbox, and Hydraulic Applications |
| Material Grade | - 42CrMo alloy steel- Excellent strength, toughness, and hardenability |
| Forging Equipment | - Hydraulic Open Die Presses: 5T, 8T, 12T- Produces uniform, high-integrity steel blocks |
| Forging Ratio | ≥ 3.0 – Improves fatigue resistance and internal soundness under dynamic or rotating loads |
| Manufacturing Process | Raw Material Inspection → Heating → Open Die Forging → Heat Treatment → Rough Machining → Non-Destructive Testing → Final Machining (optional) → Dimensional Inspection → Packaging |
| Delivery Conditions | - Standard: Quenched and Tempered- Optional: Annealed, Normalized, or Semi-Machine |
| Applications | - Gearbox foundation blocks- Wind turbine bearing housings- Hydraulic system base plates- Transmission mounting structures in power equipment |
| Testing & Inspection | - Chemical Analysis: Optical Emission Spectrometry- Mechanical Testing: Tensile, Hardness- NDT: Ultrasonic Testing (UT), Magnetic Particle Testing (MT)- Dimensional Inspection: Full-size calibrated measurements |
Key Features:
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High tensile strength and excellent toughness
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Good hardenability and uniform microstructure after heat treatment
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Excellent fatigue and impact resistance under heavy load conditions
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Available in annealed or quenched & tempered condition
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Custom sizes and weights from 100 kg to 7 tons available on request
Application Fields:
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Wind Power: Main bearing housings, hub connection blocks, pitch system components
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Gearboxes: Gear block bodies, transmission support parts
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Hydraulic Systems: Cylinder blocks, valve body bases
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Heavy Equipment: Load-bearing structural blocks for presses, cranes, and rollers
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General Industry: Forged base plates and pre-machined blanks for custom fabrication
The steel forgings production flow:
raw material inspection → unloading → inspection → preheating → forging → heat treatment → inspection → rough machining → non-destructive testing → inspection → packaging → delivery.
Frequently Asked Questions (FAQs)
1. What is your forging weight range?
We produce forged parts ranging from 100 kg to 7000 kg.
2. Do you provide heat treatment and machining?
Yes, we offer full in-house heat treatment, rough, and finish machining services.
3. Which industries do you supply to?
We serve wind energy, heavy equipment, port machinery, transmission systems, and more.
4. What is your production lead time?
With stock: Around 30 days
Without stock: 40–45 days
5. Where is your factory located?
In Changzhou City, near Shanghai, with shipping via Shanghai Port.
Request a Quote
Please send your technical drawings and requirements to us. Our engineers will review and provide you with a professional quotation and solution shortly.
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42CrMo Forged Steel Block For Wind Power Gearbox Hydraulic Applications Images
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