Double pipe mechanical anchor bolt

Product Details

Description:

· Composed of screws, trust sleeves, flat washers, spring washers, and nuts. Two tubes expand twice, with three deep pressure lines at the middle expansion position, providing a more secure anchoring force.

Base Material

· Non cracking concrete、cracking concrete

· Natural stone

Material quality:

· 4.8 grade steel, 5.8 grade steel, 8.8 grade steel, stainless steel 304(A2-70)/316(A4-80)

Surface treatment(excluding stainless steel materials): Electroplated zinc plating(zinc layer thickness>5μm), suitable for ordinary environments

Hot dip galvanizing(zinc layer thickness>45μm), applied in corrosive environments

Advantage:

· Stable and excellent anchoring performance under high loads, vibration loads, and impact loads

· Mechanical locking, no need to wait for curing time after installation, improves work efficiency