Tower Crane Fixing Angle S24 1.2m for MC80 / QTZ63

The S24 1.2m tower crane fixing angle is an important foundation component used to connect the mast section and the concrete foundation. It is also called anchor leg, embedded fixing angle, or tower crane foundation leg.

This model is designed for S24 mast section systems and is widely used for medium tower cranes such as POTAIN MC80, MCT80, MC85 and QTZ63 (5013-5).

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S24 1.2m fixing angle for tower crane foundation system

Product Overview

Tower crane fixing angle is installed in the concrete foundation before tower crane erection. It works together with anchor bolts, template frame and foundation reinforcement system to ensure correct positioning and long-term structural stability.

The S24 1.2m fixing angle is suitable for standard supply, replacement demand, and custom manufacturing projects.

Technical Specifications

• Model: 1.2m Fixing Angle (S24)
• Material: Q345B Steel
• Pin Size: D50 mm
• Base Plate Size: 600 × 600 mm
• Hole Distance: Φ450 mm
• Bolt Specification: M42 × 1200 mm
• Bolt Quantity: 24 pcs
• Weight (1 pc): 245 kg
• Weight (4 pcs): 980 kg

Compatible Tower Crane Models

• POTAIN MC80
• POTAIN MCT80
• POTAIN MC85
• QTZ63 (5013-5)

It can also be matched for similar S24 mast section systems after drawing confirmation.

Structure Features

• Reinforced triangular rib design
• High precision pin hole machining
• Thickened base plate for load distribution
• Strong welded structure for foundation use
• Suitable for reusable tower crane foundation applications

Real Product Photos

Front view of S24 1.2m fixing angle

Side view showing reinforced welded structure

Batch production of S24 1.2m fixing angles

Base plate and pin connection detail

Technical Drawing and Layout

The drawing below shows the main installation dimensions and foundation layout of the S24 1.2m fixing angle system.

• Pin hole diameter: D50 mm
• Single fixing angle height: 540 mm
• Foundation layout distance: 1600 mm
• Outer layout distance: 1760 mm
• Inner spacing reference: 1160 mm
• Base hole spacing and positioning must match the template frame during installation

Technical drawing and foundation layout of S24 1.2m fixing angle

Full CAD drawing available upon request.

Installation Process

1. Prepare foundation reinforcement cage
2. Install anchor bolts according to layout
3. Fix template frame and position the fixing angles
4. Check center distance, diagonal alignment and levelness
5. Pour concrete
6. Install tower crane mast section after concrete reaches required strength

Installation reference of S24 1.2m fixing angle with template frame

Anchor Bolt System

The S24 fixing angle is usually supplied together with matching anchor bolts or used according to the confirmed foundation drawing.

• M42 anchor bolts
• Custom bolt length
• Nut and washer sets
• Anchor bolt layout confirmation
• Foundation matching advice

Custom Manufacturing Service

Besides the standard S24 1.2m model, we also provide custom manufacturing service for tower crane foundation parts.

• Custom base plate size
• Custom pin hole size
• Custom mast section matching
• Custom bolt layout
• Custom color coating
• OEM production according to drawings or samples

Drawing-Based and Sample-Based Processing

We support non-standard manufacturing based on customer requirements.

• Processing according to CAD drawings
• Production according to physical samples
• Foundation component matching for different tower crane brands
• Modification of pin size, layout distance and base plate dimensions
• Small batch and bulk order production

Applications

• Tower crane foundation installation
• Construction contractor projects
• Tower crane rental fleet maintenance
• Replacement of old anchor legs
• Overseas spare parts distribution

Popular export markets include Middle East, Southeast Asia, Africa and South America.

Why Choose Our Tower Crane Fixing Angle

• Stable welding quality
• Reliable raw material selection
• Multiple model support
• OEM and non-standard service
• Drawing confirmation before production
• Suitable for export projects and spare parts supply

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