Mechanical Rebar Splice Couplers | JBCZ Manufacturer Since 1987

Trusted Rebar Coupler Manufacturer Since 1987

JBCZ is a professional China rebar coupler manufacturer with over 35 years of experience in mechanical rebar splicing technology. Established in 1987, our factory spans 30,000㎡ with a 20,000㎡ production area, fully certified by Chinese government Land Certificate and Premises Permit.

We developed the rebar coupler and threading machine in 1987 and received the Chinese upset forging parallel thread machine patent in 1997. Since 1998, we’ve exported high-performance rebar connection systems to global markets, meeting stringent international standards.

300+ skilled staff
100% CNC manufacturing
TA1-A UK & ASTM Type 2 certified
100% pass 0.1mm slip test

Our Product Range

JBCZ offers a comprehensive line of mechanical rebar splice couplers designed for high-strength, durability, and compliance with international standards.

CNC Type Rebar Coupler

Precision-machined with CNC technology for consistent quality and dimensional accuracy. Ideal for high-load applications.

Epoxy Coated Rebar Coupler

Anti-rust splice with protective epoxy coating. Suitable for marine and corrosive environments.

Bartec Type Rebar Coupler

Compatible with Bartec threading systems. Ensures seamless integration with existing construction protocols.

Bridging Rebar Coupler

Designed for bridge construction with enhanced fatigue resistance. Passes 3.5 million cycle fatigue test.

Cryogenic Taper Thread (-170℃)

Engineered for extreme low-temperature environments. Maintains integrity at -170°C.

Weldable Rebar Coupler

Allows direct welding to structural elements. Ideal for complex reinforcement layouts.

Cold Extrusion Press Coupler

High-strength grip connection without threading. Ideal for field splicing under tight conditions.

Adjustable Bridge Coupler

Allows length adjustment on-site. Perfect for precast and modular bridge construction.

MBT Bolt Screw Coupler

Quick-install bolt-type coupler for temporary or permanent connections. High tensile strength.

Type 2 Big Chamfering Coupler

ASTM Type 2 compliant with large chamfer for easy rebar insertion. Reduces installation time.

Stainless Steel Rebar Coupler

Corrosion-resistant alloy construction. Ideal for chemical plants, wastewater facilities, and coastal zones.

LER Adjustable Coupler

Length-adjustable mechanical splice for precise alignment. Used in high-tolerance structural applications.

Why Choose JBCZ?

Engineered for performance, tested for reliability, trusted by global projects.

Certified Quality

Meets UK CARES, DCL, DCLD, ISO 15835, and AFCAB standards. All couplers pass TA1-A UK and ASTM Type 2 tests.

High-Strength Performance

Tensile strength up to 800MPa, yield strength 600MPa. 100% pass 0.1mm slip and 3.5 million fatigue cycles.

Global Reach

Exported to Dubai, Qatar, Saudi Arabia, Brazil, Russia, Mexico, and more. Trusted in landmark infrastructure.

Featured Projects

Our couplers have been used in some of the world’s most demanding construction environments.

Dubai Khalifa Tower

One of the tallest buildings in the world, utilizing high-strength rebar couplers for vertical reinforcement continuity.

Hangzhou Bay Crossing Sea Bridge

Marine environment application with epoxy-coated and stainless steel couplers for corrosion resistance.

Dubai Metro Red & Green Line

High-cycle fatigue resistance couplers used in elevated rail structures with seismic considerations.

Jeddah Water Pump Station, KSA

Critical infrastructure project using weldable and adjustable couplers for complex piping reinforcement.

Lusail Expressway, Qatar

Highway expansion project using bridging and cryogenic taper thread couplers for durability.

Global Exhibitions

Showcased in Brazil, Dubai, Russia, Colombia, Qatar, Mexico, and Hong Kong for international trade.

View All Projects

Frequently Asked Questions

What standards do JBCZ couplers meet?

Our couplers meet UK CARES, DCL, DCLD, ISO 15835, AFCAB, TA1-A UK, and ASTM Type 2 standards. All products pass rigorous testing including 0.1mm slip and 3.5 million fatigue cycles.

Can I use JBCZ couplers in corrosive environments?

Yes. We offer epoxy-coated and stainless steel rebar couplers specifically designed for marine, chemical, and coastal applications.

Do you provide technical support for installation?

Yes. Our Domestic Engineer Construction Site Department provides on-site technical guidance and support for proper installation and quality control.

Are samples available?

Yes. We provide product samples upon request. Contact us directly for sample inquiries and specifications.

Get in Touch

Contact JBCZ for product inquiries, technical support, or partnership opportunities.

Contact Information

Email: jb@jbcz.com

Ms. Tang: +86-13861187773

Ms. Anna: +86-18261196320

Head Office: +86-519-88612996

Fax: +86-519-88610996

Address: Xiyancun, Hengshan Qiao Town, Wujin District, Changzhou City, Jiangsu Province, China

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Precision Rebar Splice Couplers Engineered for Strength