100-7000KGS Heavy Duty Power Transmission Carbon Steel Forged Round Pin For Gearbox. Our heavy-duty forged round pins are available in a wide range of sizes from 100 kg to 7000 kg and are engineered for use in high-load power transmission systems and large-scale industrial gearboxes. Manufactured from premium carbon steel via open die forging, these pins provide outstanding tensile strength, fatigue resistance, and dimensional consistency. After heat treatment, they deliver excellent performance in high-torque, repetitive-motion environments, ensuring long service life and mechanical reliability.

Key Features:

• Wide Weight Range: From 100 kg to 7000 kg, supporting small to ultra-heavy gear systems

• High-Strength Carbon Steel: Offers superior tensile properties and shock resistance

• Precision Forged: Open die forging ensures uniform structure and directional fiber flow

• Heat Treated: Quenched and tempered for improved hardness and fatigue life

• Machinability: Suitable for turning, milling, drilling, and keyway slotting

• Custom Tolerances: Machined to drawing specifications for bore fits, ends, or surface profiles

Application Fields:

• Industrial Gearboxes: Main transmission pins, gear connection shafts, locating pins

• Wind Power Systems: Gear alignment pins and rotor-to-generator connections

• Mining Equipment: Torque-transferring round pins for crushers and mill drives

• Steel Plants & Press Lines: Forged pins used in couplings, rotary joints, and tool changers

• Heavy Machinery: Linkage and rotating shaft applications in construction and material handling

More products we are producing:

The steel forgings production flow:

Frequently Asked Questions (FAQs)

1. What is your forging weight capacity?
We manufacture forged components ranging from 100 kg to 7000 kg, suitable for both medium and large-scale applications.

2. Do you offer heat treatment and machining services?
Yes. We provide comprehensive in-house heat treatment, as well as both rough and final machining upon request.

3. Which industries do you typically work with?
We supply forged parts to industries including wind power, heavy equipment, port machinery, and power transmission systems.

4. What is your typical production lead time?

• With raw material in stock: Approximately 30 days

• Without stock: Usually 40–45 days, depending on material and processing scope

5. Where is your facility located?
Our factory is located in Changzhou City, close to Shanghai, with shipments handled through Shanghai Port.

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