Strengthened Cup Head Square Neck Bolts GB-T 794

 Carriage bolts can be classified according to head size, such as large semi-round head carriage bolts and small semi-round head carriage bolts to meet the connection and fixing needs of different occasions and needs. It is not only used in traditional carriage manufacturing to fix and connect various parts of the carriage to ensure the safety of passengers and cargo, but is also widely used in the fixing and connection of various mechanical equipment and building structures.

Pictures

Product drawing

Product Specification

Some introduction about our company

Application

Jinan Star Company specializes in the production of fastener products. Our bolts, nuts and other products are widely used in machinery, railways, automobiles, construction, electrical, bridges, communications, firefighting and other industries.

Certification

Jinan Star Fastener Co., Ltd. has obtained the 2015 version of ISO9001 quality management system certification through the scientific management of leaders of various departments and the pursuit of high quality for bolts and other fasteners. In addition, the laboratory owned by Star Company has obtained the certification in 2017. It passed the national CNAS certification in 2018, and the company passed the European CE certification in 2018.

Workshop

The workshop of Jinan Star Fastener Co., Ltd. is the core area of the company's production and manufacturing, with advanced production equipment. The reasonable layout of the workshop and the scientific production process ensure the efficient production and high-quality output of fastener products.

Production equipment

In order to meet the needs of different customers, the company has introduced a series of advanced production equipment, such as multi-station cold heading machines, thread rolling equipment, heat treatment equipment, shot blasting machines, sand blasting machines, electroplating lines and other surface treatment equipment, and fully automatic packaging equipment. These equipment not only improve production efficiency, but also ensure the consistency and stability of product quality.

Testing Equipment

Jinan Star Fastener Company attaches great importance to product quality and is equipped with complete quality inspection equipment, such as tensile testing machines, torque testers,metallographic microscopes, optical projectors, salt spray test chambers, coating thickness gauges, etc., which are used to test the tensile strength and elongation of fastener products and evaluate the mechanical properties of products. These equipment ensure that every link from raw materials to finished products can be strictly controlled in quality.

Packing

Service

1.60 years of experience provide perfect fastening solutions to solve your problems: wide range of parts selection.

2. Foreign trade companies will also negotiate with customers on price, delivery date and other contract terms to ensure that the interests of both parties are protected.

3. Please send catalog?

If you need a catalog, you can leave your email address to us and we will send the catalog within 2 working hours.

4. We ensure that products can be transported safely and efficiently from the production site to the destination and comply with relevant regulations and standards of international trade.

FAQ

1. Can I get some samples?

Answer: Yes. We think a sample order is a good way to start our cooperation.

For new customers, we can provide standard fastener samples for free, but customers will pay the express cost. For old customers, we will send you samples for free and pay the express cost by ourselves.

2. How long is your delivery time?

Delivery time will be determined based on the specifics and quantity of the order. Usually, we arrange production and shipment as soon as possible to ensure that customers can receive the products they need in time. For bulk orders or urgent needs, we can negotiate with customers and process them on a priority basis.

3. What is your payment term?

For general orders, we can accept wire transfer, letter of credit, and for small orders or sample orders, we can accept PayPal and Western Union.

4. How do you ensure product quality and after-sales service?

We attach great importance to product quality and after-sales service. We have a complete quality management system and testing equipment to conduct strict quality testing on each batch of products. At the same time, we provide comprehensive after-sales services, including technical support, returns and exchanges, etc., to ensure that customers have a satisfactory experience during use.