Seismic-Design Dodecagonal Rebar Coupler for Residential Structures

• Customization: Available
• Connection: Mechanical Coupler for Reinforcement
• Head Code: Dodecagonal
• Model NO.: 12-50mm
• Thread Distribution: Internal Thread
• Surface: Polish, Metallic Color
• Material: S45c / 40cr
• Technics: Casting
• Application: Concrete Construction,Railway Tunnels
• Customized: Customized
• Certification: CCC, ISO 15835
• Warranty: 1 Year
• Size: 12-50mm
• Shape: Dodecagonal
• Product Grade: S-Class
• Pitch: 2.5-5mm
• Installation: Easy Installation
• Function: Used to Connect Two Rebars End-to-End.
• Transport Package: According to Customer Requirements
• Trademark: Cheeron
• Origin: Changzhou, Jiangsu
• HS Code: 7318190000
• Production Capacity: 50000000PCS/Year

Product Description

Exceptional Tensile Strength:
The rebar splice coupler delivers tensile strength exceeding 690 MPa, ensuring a reliable, bar-break connection for your rebar. 
 
Innovative Dodecagonal Design:
The 12-sided geometry of our coupler rebar maximizes grip and alignment, making installation effortless while guaranteeing a secure, slip-free splice.
 
Tailored to Your Needs:
Customize threading and sizing to match your project's unique requirements, accommodating rebar diameters from 12 mm to 50 mm. 
 
Simplifies Structural Design: 
rebar splice coupler reduces rebar congestion, and lowers material cosSts. With easy installation and compliance with international standards, it's the top choice for engineers and contractors worldwide.
 

Product Specifications

(Custom configurations available upon request.)

Diameter	Dimensions	Thread Pitch	Quantity Per Piece (units)
16	24.5*45	2.5	250
18	27.5*50	2.5	200
20	30.5*55	2.5	140
22	33.5*60	2.5	120
25	37.5*65	3.0	80
28	42.5*70	3.0	70
32	48.5*75	3.0	50

Certifications

ISO 14001:2015

ISO 9001:2015

ISO 45001:2018 

Cheeron Rebar Connectors Test Report

CHEERON's test report, issued by a reputable, CMA, ILAC-MRA, and CNAS accredited center, confirms that the mechanical rebar couplers passed tests for base material, tensile strength, high-stress cyclic tension-compression, and large-deformation cyclic tension-compression, meeting all quality standards.

Company Profile

Established in 1998, Changzhou Qilong Construction Machinery Equipment Co., Ltd. (Cheeron® ) is a top Chinese manufacturer of rebar connectors and seamless steel pipes. Headquartered in Changzhou, Jiangsu, we are a comprehensive enterprise integrating R&D, production, sales, and customer service.

Facility and Team

Our state-of-the-art facility covers 20, 000 square meters, with a 12, 000-square-meter built-up area. With a team of over 100 professionals, including more than 30 skilled technicians, Cheeron combines expertise with advanced manufacturing to deliver exceptional solutions for global clients.

Product Portfolio

Cheeron provides tailored solutions for concrete construction, hydraulic engineering, wind power, railway tunnels, and other infrastructure projects. Our key offerings include:

Rebar Couplers: Threaded (e. g. Standard straight-thread, rib-peeling straight-thread, Upset Forging, Taper threaded, Epoxy Coated, Split, Weldable rebar coupler) and non-threaded (e. g. Grouting, cold extrusion, bolted, quick-connect) couplers.

Rebar Processing Equipment: Upsetting machines, threading machines, and more.

Seamless Steel Pipes: Stainless and carbon steel pipes.

Other Steel Products: CSL Pipes, Hollow anchor rods, and rebar-related products.

All products comply with international standards, including ISO 9001: 2015, ISO 14001: 2015, ISO 45001: 2018, and ISO 15835-2.

Production Capabilities

Equipped with over 200 advanced machines-such as CNC lathes, machining centers, and cold rolling mills-our multiple production lines ensure precision and efficiency. Cheeron′s annual output reaches 50 million rebar couplers and 20, 000 tons of seamless steel pipes, supported by robust technical and financial resources.

Choose Cheeron as your trusted partner for premium rebar connectors, seamless steel pipes, and construction machinery connection solutions.

Production Process

1. Cold Rolled Precision Steel Pipe

2. Steel Pipe Straightening 

3. Steel Pipe Cutting

4.Internal Threading 

5.Cylindrical Turning

6. Laser Marking

FAQ

Q:  What is the nature of your company?

A:   We are a rebar coupler manufacturer, specializing in the production and customization of rebar couplers, steel pipes, anchor rods, and CLS pipes.

Q:  What is the delivery time for orders?

A: Delivery typically takes 3-30 days, depending on the order quantity.

Q: What payment methods do you accept?

A: We accept T/T, Western Union, Money Gram, PayPal,  and most major payment methods.

Q: What are your payment terms?

A: For orders under $5,000, full payment is required upfront.
    Orders over $5,000 require 70% prepayment with the remaining 30% due prior to shipment.

Q:  Do you provide samples? 

A:  Yes, we offer free samples, but you are responsible for covering the shipping costs.

Q: What shipping methods do you support?

A:We support mainstream shipping terms, including EXW, FOB , CIF, DDP.