Overview: The document provides technical specifications for the DLD series of simple type hydraulic bolt tensioners, designed for hydraulic bolting solutions. These tensioners are characterized by their maximum working pressure of 150Mpa, mechanical return, replaceable tensioning rod, and a red overstroke warning line. The surface is treated with polishing for durability.

Specifications: Each model in the DLD series is designed for specific bolt sizes and maximum loads, with detailed dimensions and stroke lengths provided. The models range from DLD0 to DLD10, accommodating bolt sizes from M20 to M125, with maximum loads ranging from 338 KN to 4936 KN. Stroke lengths vary from 8 mm to 15 mm, and weights range from 3.5 kg to 87 kg.

Key Features: The tensioners are equipped with a red overstroke warning line to prevent overextension, and the tensioning rods are replaceable, enhancing the longevity and adaptability of the equipment. The mechanical return feature ensures efficient operation.