Integral Forged Crane Sheave (Machined from Forged Plate)

The Integral Forged Crane Sheave is manufactured from a single forged steel plate and fully machined into final shape by precision turning.

Unlike welded or fabricated sheaves, this model features a completely solid structure with no welding joints, ensuring maximum strength, durability, and structural integrity.

It is designed for heavy-duty crane hook blocks and high-capacity hoisting systems.

Manufacturing Process

1️⃣ Forged Steel Plate

The sheave blank is produced through forging, which provides:

• Refined grain structure

• High internal density

• Excellent fatigue resistance

• Superior impact toughness

Forging enhances material performance compared to cast steel.

2️⃣ CNC Turning & Precision Machining

The entire sheave — including hub, side faces, and rope groove — is machined from the solid forged plate.

There are no welded parts, no structural joints, and no assembly seams.

3️⃣ Final Groove Finishing

The rope groove is precision machined to match wire rope specifications, ensuring smooth operation and minimal rope wear.

Optional groove surface hardening is available for heavy-duty applications.

Structural Advantages

No Welding – Maximum Reliability

Since the sheave is fully machined from one forged plate:

• No weld stress concentration

• No risk of weld cracking

• No heat-affected zone

• Higher structural safety margin

Superior Fatigue Resistance

Integral forging significantly improves fatigue life under dynamic and cyclic loading.

Higher Load Capacity

Solid body construction ensures stable performance in high-capacity lifting systems.

Technical Specifications

• Type: Integral Forged Crane Sheave

• Material: Forged Alloy Steel Plate

• Structure: One-Piece Machined

• Welding: None

• Groove: Precision Machined

• Heat Treatment: Optional Surface Hardening

• Application: Overhead Crane / Hook Block / Hoisting System

Applications

• Heavy-Duty Overhead Cranes

• Steel Mill Cranes

• High-Capacity Hook Blocks

• Double Girder Crane Systems

• Industrial Hoisting Equipment