China wholesale A307 Bolts Manufacturer – DIN6914 Structural Hexagon Bolts – Zhongli bolts Detail:
● Place of origin: Ningbo, China
● Min quantity request: 450kgs per size
● Brand Name: ZYL
● Material: 40Cr
● Dia: M12-M36
● Surface treatment: Black oxide, H.D.G


Steel structure bolt is a kind of high strength bolt and a kind of standard parts. The fastening performance is good, and it is used for steel structure and engineering to make the fastening function.
Carbon steel 40Cr
Steel structure bolts are mainly used in steel structure engineering to connect the connection points of steel structure plates.
Black oxide.
10.9 HV
1. Are you trading company?
No, we are a factory with more than 15 years production experience.
2. What is your company’s main products?
Our main products is DIN and ANSI bolts,nuts,washers,stud bolts A193 B7
3. How long is your delivery time for steel structure bolts?
It depends on your sizes and quantity ,normally 2 months
4. How transport?
By sea.
5. Can we use our own head mark or customize package for steel structure bolts?
Yes, we can make OEM and ODM products according to customer’s request.
6. Do you have after-sales service?
Certainly, you can contact us at any time.
Product detail pictures:





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Sticking to the perception of "Creating products of top of the range and earning mates with people today from all over the world", we constantly put the desire of consumers in the first place for China wholesale A307 Bolts Manufacturer – DIN6914 Structural Hexagon Bolts – Zhongli bolts, The product will supply to all over the world, such as: Ottawa , Bahrain , Nepal , Adhering to the principle of "Enterprising and Truth-Seeking, Preciseness and Unity", with technology as the core, our company continues to innovate, dedicated to providing you with the highest cost-effective products and meticulous after-sales service. We firmly believe that: we are outstanding as we are specialized.
By EliecerJimenez
from Morocco
- 2018.07.26 16:51
The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
By Nainesh Mehta
from Croatia
- 2017.12.19 11:10




