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Heavy-Duty Rebar Couplers: Engineered for Rapid Installation & Load-Bearing Excellence in Concrete Structures

Product Description

📸 Detailed Photos
Rebar Coupler Detail 1 Rebar Coupler Detail 2 Rebar Coupler Detail 3 Rebar Coupler Detail 4 Rebar Coupler Detail 5 Rebar Coupler Detail 6 Rebar Coupler Detail 7
⚙️ Product Parameters

Steel bars are essential in building construction to enhance concrete strength. In columns and beams, these bars must be connected. Rebar joints, also known as mechanical splicing, represent one of the most effective methods for this connection. These sturdy nuts connect threaded steel bars, eliminating the need for overlapping.

Coupler Size Outer Dia ±0.5mm Inner Dia +0.25mm Length +2mm Thread Pitch (mm) Thread Angle Weight/Pc (kg)
D121910.2835M12*1.75P60°0.036
D142112.5538M14.8*2.5P60°/75°0.068
D162414.5043M16.8*2.5P60°/75°0.099
D182716.3548M18.6*2.5P60°/75°0.125
D202918.4553M20.6*2.5P60°/75°0.180
D223320.3558M22.6*2.5P60°/75°0.205
D253723.1563M26.0*3.0P60°/75°0.317
D284125.9568M28.6*3.0P60°/75°0.399
D324730.1580M32.8*3.0P60°/75°0.640
D365433.8583M36.7*3.5P60°/75°0.900
D405937.5588M40.4*3.5P60°/75°1.099
D507447.10125M50.4*3.5P75°1.298
🛠️ Splicing Methods & Classifications
1
Overlapping: Connected by overlapping at the joint (50-70 times the diameter).
2
Steel bar connector: A nut connecting threaded bar ends. Most economical and earthquake resistant.
3
Welding: Two bars connected by overlapping welding. Requires specific rod types.

ACI Specification ACI 318-19 Classifications:

  • Type 1: Ultimate strength is 25% greater than yield strength. Suitable for standard locations but not recommended for high-seismic structures.
  • Type 2: Developed via cold forging before threading. Ultimate strength is greater than the rod itself. Crucial for earthquake-resistant buildings.

Common Joint Types:

Standard Joint: For bars of the same diameter.
Reducing Joint: For bars of different diameters, often used in pillars.
Position Coupler: Used when bars cannot be rotated, such as in cast-in-place piles.

📐 Technical Display
Technical Drawing 1 Technical Drawing 2 Technical Drawing 3 Technical Drawing 4
🏢 Professional Manufacturing

We are a leading manufacturer in rebar couplers with over 12 years of experience. We specialize in providing rebar splicing solutions through constant innovation and premium quality. Our products are manufactured with advanced equipment and strict QC procedures to ensure safety and ease of operation.

Designed and manufactured in compliance with international standards including JGJ107, ISO45001:2018, and ISO9001 quality systems. We provide complete technology sets including rolling wheels, cutting tools, and torque wrenches to support mechanical connections.

Factory Overview 1 Factory Overview 2 Factory Overview 3 Factory Overview 4
🤝 Our Partners
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❓ Frequently Asked Questions
1. Are you a trading company or manufacturer?
We are an original equipment manufacturer with over 12 years of specialization in rebar splicing products.
2. How do you ensure product quality?
All products undergo 100% testing before shipment and follow strict QC procedures and ISO9001 certification.
3. What is the typical delivery time?
Generally, it is 7 days if goods are in stock, or 12-15 days for non-stock items, depending on the total order quantity.
4. What is the difference between Type 1 and Type 2 couplers?
Type 2 couplers utilize cold forging to ensure the joint's ultimate strength is equal to or greater than the rod itself, making them ideal for seismic areas. Type 1 is for standard load-bearing.
5. When should I use a Reducing Joint?
Reducing joints are specifically designed to connect two steel bars of different diameters, commonly used in columns where the bar diameter decreases as the structure rises.
6. What payment terms do you offer?
We accept payments in USD or RMB through T/T, L/C, and other standard international trade payment methods.

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