data-start="675" data-end="965">The 12B-2 double roller chain is a rugged, high-strength duplex chain engineered for demanding industrial applications. Manufactured to ISO 606 standards, this chain features two strands of precision-machined rollers, offering enhanced load capacity and extended operating life.

data-start="967" data-end="1130">It is widely used in power transmission systems, industrial conveyors, and automation lines where high durability and resistance to wear are essential.

Key Features:

Standard: ISO 606 12B-2 (British Standard Duplex)





Pitch: 19.05 mm





Strands: Double (duplex)





Material: Heat-treated carbon/alloy steel





Construction: Solid rollers, pre-lubricated, high fatigue resistance





Finish Options: Zinc-coated, black oxide, or nickel-plated




Technical Specifications:






PropertyValuePitch19.05 mmRoller Diameter12.07 mmInner Width11.68 mmPin Diameter~5.72 mmPlate Height~18.0 mmAverage Tensile Strength~50–60 kNStandard Lengths            3 m / 10 ft rolls (custom lengths available)