DIN 603 Cup Head Square Neck Bolt

Round head square neck bolts under the DIN 603 standard, often also known as carriage screws or guardrail bolts, are a type of fastener with specific design and functional requirements. DIN 603 bolts have a round head design and square neck structure. This design allows the bolts to provide more uniform and stable tightening force during the connection process. DIN 603 round head square neck bolts are widely used in highway guardrails, breeding guardrails, marine aquaculture, wind power generation and other fields. In these applications, bolts need to withstand a variety of complex forces and environmental conditions, so they are required to have good reliability and durability. In addition to their basic fastening functions, DIN 603 bolts have some unique advantages and features. For example, its round head design can reduce damage to the connection surface, while its square neck structure can improve the shear resistance and stability of the bolt. In addition, this bolt also has good disassembly and reusability, making it easy to maintain and replace.

Pictures

Product drawing

Product Specification

Some introduction about our company

Application

Our products are widely used in mechanical, electrical, automotive, building construction, railways, bridges, steamships, fire protection and communication system, etc.

Workshop

Certification

Through scientific management, Jinan Star Fastener Co., Ltd. has obtained the 2015 version of ISO9001 quality management system certification. In 2017, the laboratory passed the national CNAS certification. In 2018, the company passed the European CE certification.

Testing Equipment

Our company has a specialized laboratory with digital hardness testers, microscopes, universal testing machines, axial force meters, hydrogen embrittlement detection devices, magnetic particle flaw detectors, metallographic analyzers, carbon and sulfur analyzers and salt spray testing machines, etc. Experimental testing equipment is used to conduct comprehensive testing of the chemical composition of raw materials, product hardness, mechanical properties, coating thickness and corrosion resistance to ensure that all products meet standard requirements and satisfy customers.

Production equipment

Our company has more than 300 production equipment.The product production process includes: Annealing, shot blasting, cold heading, thread rolling, heat treatment, galvanizing, finished product testing, packaging, etc. are all completed in the company.

Packing

Service

1. We provide flexible customization services to ensure that you get DIN 603 round head square neck bolts that exactly meet your needs.

2. Our technical team will provide you with professional technical support and answer any questions you encounter during use.

3. We attach great importance to product quality and promise that all products will undergo strict quality testing to ensure their performance and reliability.

4. We cooperate with multiple logistics companies to ensure that you can receive your ordered DIN 603 round head square neck bolts as soon as possible.

FAQ

1. Does the product comply with DIN 603 standards?

Answer: The DIN 603 round head square neck bolts we produce are manufactured in strict accordance with DIN 603 standards to ensure that product quality and performance meet the standard requirements.

2. How long is the delivery cycle of the product?

Answer: The lead time depends on the order quantity and production schedule. We will arrange production and shipment as soon as possible according to your needs to ensure that you receive the product on time.

3. What is the price of the product?

Answer: High quality products at the most reasonable price. We'll provide you with a quote based on your specific needs and ensure the price is competitive.

4. Does the product require special installation tools?

Answer: Generally, no special tools are required to install DIN 603 round head square neck bolts.