Import Direct Threaded Coupler — Buy in Bulk from Supplier in China

The Direct threaded coupler from Hebei Linying Building Materials Technology Co., Ltd. is a mechanical splice connector for reinforcing steel bars, made from 45# constructional carbon steel. It is designed to join rebars with diameters ranging from 16mm to 40mm, achieving tensile strength exceeding 570 MPa. The coupler is threaded internally to match the external thread profile of the rebar, ensuring load transfer without welding or overlapping.

The material conforms to the chemical composition of GB/T 699-2015 for 45# carbon steel, with a carbon content of 0.42% to 0.50% and manganese content of 0.50% to 0.80%. The surface is untreated and delivered in natural steel colour. Standard packaging is in cartons with wooden pallets for bulk shipment. The coupler is available in standard, flared, and positive-negative thread variants to accommodate different rebar installation conditions.

This product is used in reinforced concrete construction for bridges, high-rise buildings, and infrastructure projects where welding is impractical or prohibited. Buyers include civil engineering contractors, precast concrete manufacturers, and government infrastructure agencies. Typical order quantities range from 500 to 5,000 units per shipment. Packaging is standard export carton with wooden pallets. Trade terms include FOB Tianjin and CIF to major ports. Lead time is approximately 15 to 25 days after order confirmation.

Hebei Linying Building Materials Technology Co., Ltd. is located at 13 Yangtze River Road, Hi-tech Industry Development Zone, Shijiazhuang, Hebei, China. The company is registered as an exporter of construction hardware and has been listed as an imported supplier with harbor-level trust verification. The listing provides no information on factory size, workforce, production capacity, or years in operation.

There are no claims regarding certifications, client references, or R&D capabilities. The supplier's engagement on the platform is limited to product listing data. Response rate and average response time are not recorded. Buyers must independently verify material test reports, thread tolerance, and batch consistency before placing orders.