Hebei Tianlong Fasteners Co., Ltd

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High-strength bolt

Bolt series fasteners are an indispensable component of mechanical equipment, including standard and non-standard series.

Category:

Bolt series

Email:

liudong@tl-fastener.com

Email:

bolt@tl-fastener.com

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产品描述

Product Overview
High-strength bolts are high-performance fasteners made of premium alloy steel through quenching and tempering heat treatment.
Compared with ordinary bolts, they feature higher tensile strength, shear resistance, fatigue resistance and locking stability.
Widely used in mining, steel structure, engineering machinery, tunnel, bridge and heavy equipment connection, serving as core load-bearing connecting parts.
Material & Grade
Main material：Alloy structural steel, carbon steel
Common strength grade：8.8 grade、10.9 grade、12.9 grade
Surface treatment：Black oxide, galvanized, hot-dip galvanized, customized anti-corrosion coating
Standard：GB, DIN, ANSI/ASTM, ISO, metric & imperial size available
Core Advantages
High mechanical strength
Great yield and tensile strength, capable of bearing heavy load, strong pressure and shear force.
Excellent shock resistance & anti-loosening
High fastening pretension, not easy to loose or break under long-term vibration and impact.
Stable & durable
Integrated heat treatment process, uniform internal structure, good toughness and anti-fatigue performance.
Strong corrosion resistance
Multiple surface treatments optional, adapt to outdoor, underground, humid and harsh working conditions.
High installation efficiency & compatibility
Complete specifications, high interchangeability, match nuts, washers and standard connection systems.
Main Specifications
◆ Type：Hexagon high-strength bolt, full thread / half thread
◆ Size：M6–M48，custom length
◆ Matching accessories：High-strength nut, flat washer, spring washer
Application
◆ Mine supporting system & mining mechanical equipment fixing
◆ Steel structure buildings, factory buildings, bridges and large engineering projects
◆ Tunnel, underground engineering and heavy machinery assembly
◆ Heavy-duty industrial equipment, container and bracket connection

About Us

Hebei Tianlong Fastener Co., LTD., founded in 2006, has been deeply engaged in the field of fastener manufacturing for 18 years, and is a modern enterprise integrating scientific research and development, intelligent manufacturing, global marketing and technical services.

The company has always adhered to the innovation-driven development strategy, through systematic talent training, forged a core team composed of senior engineers, innovative technicians and industry elites, combined with advanced management system, automatic machining center and intelligent testing system, to build a full chain of excellence guarantee system through research and development, production and quality control. Continue to provide customers with high-precision, high-strength, high-stability fastening solutions.