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Articles on rebar splicing

How to choose and size mechanical rebar splices: methods compared, GOST requirements, coupler type selection.

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Splicing rebar with couplers: how it works and what to choose

Weld-free mechanical rebar splicing: threaded, tapered and swaged LX-PRESS couplers. Diameters, GOST 34278-2024 requirements and how to pick a type.

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Threaded rebar couplers: what they are and how to choose

How thread is rolled and why it beats cut thread, types of threaded couplers per TU (B, AF, AT, LN, anchors), diameters and rebar classes, weld-free install.

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Coupler, welding or lap — which is better for splicing rebar

Rebar splicing methods compared: mechanical couplers, puddle welding and lapping. Speed, cost, reliability and GOST requirements.

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GOST 34278-2024: requirements for mechanical rebar splices

A short guide to GOST 34278-2024: strength, deformation and fatigue requirements for coupled rebar splices and how supervision checks them.

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How to calculate the number of couplers for a project

Step by step: how to count couplers from a rebar schedule — by number of joints, diameters and types. We'll help with the calculation within 1 business day.

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Threaded, conical and crimp couplers: differences and how to choose

How cylindrical threaded, conical and crimp rebar couplers differ, the pros of each type and how to choose for your project and site conditions.

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Concrete cover: standards and choosing spacers

What concrete cover is, the thickness standards, and how to choose spacers (bar chairs, stars, bases) for the rebar diameter and structure type.

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Installing threaded couplers: step by step

How a threaded rebar coupler is installed: bar preparation, thread rolling, joint assembly and inspection. Equipment and GOST requirements.

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