Rock Anchor Bolts

High-strength rock bolt coupling connectors manufactured with hot forging and heat treatment processes. ISO 9001 certified for quality assurance, available in sizes from 3/4" to 2-1/2" with precise dimensional tolerances. Designed for reliable performance in construction, mining, and tunneling applications requiring durable anchor bolt connections.

High-performance 47mm mechanically point anchored bolts featuring M24 thread configuration and 30+ tonne system capacity. Engineered for underground mining with combined frictional and tensionable anchoring, optional galvanizing for corrosion protection, and integrated Event Capture System for enhanced safety during overload conditions.

High-strength carbon steel flange collar nuts compliant with DIN 6331 standard. Available in M6-M36 sizes with black oxide or zinc plated surface treatments. Designed for frequent clamping/unclamping operations in furniture applications. ISO 9001:2015 certified with 5 million pieces annual production capacity. Custom designs and specifications available.

High-performance 15.24mm post tension wedges manufactured from 20CrMnTi alloy steel with 59-63 HRC hardness. Features include HRA79-84 surface hardness, 0.35-0.8mm carburization depth, and anchor efficiency coefficient η≥0.95. Compliant with GB/T2301-2004 standards for reliable construction applications.

Professional-grade 47mm zinc plated pull collar made from AS1442-1045 steel with hot dip galvanized coating for superior corrosion resistance. Features sharp edges deburred for safety and precise dimensions (70mm length, 15-19mm critical measurements). Ideal for construction and industrial anchor bolt applications requiring durable, reliable fastening solutions.

High-strength M24 circular dome headed nuts manufactured from 1045 carbon steel with black finish. Features circular flange design for even clamping surface, compatible with dome plates. Available in sizes from 3/4" to 2-1/2" with flange diameters 35-90mm. Ideal for mining ground support, tunneling, construction, and industrial applications.

Premium mild steel friction rock anchor bolts with 39mm bearing stabilizing rings. Features plain surface treatment, multiple size options (33mm, 35mm, 39mm, 47mm), and defect-free construction. Ideal for rock support, mining, and tunneling applications requiring reliable ground stabilization and safety.

Professional M24 dome ball rock anchor bolts featuring hot forged construction for superior strength. Provides optimal load transfer, prevents bolt failure, and accommodates up to 18° tilt angles. Hot dip galvanized for corrosion resistance in demanding mining and tunneling applications.