Elevator-specific expansion bolts

This elevator specific expansion bolt has an all metal rod with a specially treated metallic coating that not only gives this bolt an excellent finish, but also offers superior rust-proofing/wear resistance. The special pointed tip makes it easy to drive into the hole, and the hex nut (compatible with standard wrenches) and washer on the opposite end keep the bolt stable when contacting the surface. The longitudinal expansion slots at the shank provide the anchoring action. This expansion bolt is made of high alloy steel, and offers excellent tensile and shear strength to hold heavy loads without deflecting or stripping.

Jinghong’s mission is to provide dependable fastening solutions for the construction, machinery, power and heavy equipment manufacturers. We pick the best materials, have tested manufacturing processes and apply rigorous quality controls to ensure consistent performance in various work conditions. Jinghong’s wide product lines and special order offerings have all been extensively tested to meet widely-recognized safety and performance standards. As trusted Zinc Alloy Wing Nut manufacturers in China, we guarantee premium quality and reliable service.

Product Feature

JINGHONG's elevator expansion bolt have high hardness, which can resists vibration and impact during the running of the elevator, and is very steady for a long time.

The expansion type has strong anchoring effect - when you are tightening the nut, the expansion sleeve expands outward and generate anchoring force to hold the surrounding objects, never loosening or falling off.

Thoroughly inspected for mechanical performance and marking standard, the bolt makes elevator parts connect firmly and no failure occurs.

The standard size allows you to drill the hole with ordinary drill bit and open the wedge with common wrench, which is convenient and fast.

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