• Products

    Located in Yongnian, Handan, we integrate R&D, production, sales and foreign trade. We mass-produce fasteners complying with multiple international standards and customize non-standard fasteners. With full-process in-house production and quality inspection, we provide one-stop fastener supply services for diverse industries worldwide.

Dacromet Extended Hex Bolt

DIN931
Dacromet Extended Hex Bolt
Founded in 2012, Zhangchao Fasteners is a professional manufacturer integrating R&D, production, sales and foreign trade. We produce a full range of standard fasteners and customized non-standard special-shaped fasteners, complying with DIN, ANSI/ASME and ISO international standards.

Product Details

Product Range

Our main products include bolts, nuts, washers, screws, threaded rods, flange parts, anti-loosening parts, socket head cap screws and other fasteners. We support mass supply of standard products and custom production according to customers' drawings and samples.

Production & Quality

Equipped with complete automatic production lines including cold forging, hot forging, CNC machining, heat treatment, surface treatment and precision testing. Strict full-process quality control ensures all products meet international standards in dimensional accuracy and mechanical properties.

Application Fields

Our products are widely used in engineering machinery, auto parts, wind power equipment, steel structures, furniture, electromechanical equipment, pipeline valves and other industries.

Advantages & Services

We have sufficient stock, stable quality, competitive prices and on-time delivery. We provide professional one-stop purchasing solutions and comprehensive foreign trade services for global customers. Adhering to the principle of Quality First, Integrity and Win-Win, we sincerely welcome customers from all over the world to cooperate with us.


Our Strengths

01

Production Capacity

Boast strong mass-production capability and diverse product lines. We produce standard and non-standard fasteners in large quantities with efficient and on-time delivery.

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02

Production Equipment

Equipped with professional automated equipment to ensure high precision and efficiency.

03

Quality Control

Full-process quality inspection is implemented to guarantee stable and reliable product quality.

 

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