China wholesale ASTM A307 Hex Bolt Suppliers – Hexagon Head bolt Fine Coarse thread UNC&UNF – Zhongli bolts Detail:
● Place of origin: Ningbo, China
● Min quantity request: 900kgs per size
● Brand Name: ZYL
● Material: 35k 45k 40Cr etc
● Dia: M8-M36
● Surface treatment: Black oxide, Zinc Plated
1. The pitch of coarse teeth is large and that of fine teeth is small. 2. Thick ones have high strength, while thin ones are well sealed. 3. Coarse-tooth bolt pattern has stronger fatigue resistance, which is convenient for frequent disassembly, fine-tooth self-locking ability, large bottom diameter and strong static load capacity.
UNC&UNF bolts are made of carbon steel C1035 C1045 for Gr5, 40Cr for Gr8
Black oxide、Zinc Plated、dacromet
Gr5、 Gr8
1. Are you a UNC&UNF bolt manufacturer?
Yes, we are a UNC&UNF bolt factory.
2. What does your company have?
We mainly produce hex bolts, hex head flange bolts, Hexagon Socket Head Cap Screws, stud bolts, hex nuts, etc.
3. How does the payment process work?
According to the specific situation, our payment terms are flexible. Generally, we recommend 30% deposit, and the balance against copy B/L
4. What about after-sales?
When our metal parts are suitable for your products, we will follow up and wait for your feedback. Our experienced engineers are willing to help with any problems related to our metal parts.
Product detail pictures:
Related Product Guide:
As a way to provide you advantage and enlarge our organization, we even have inspectors in QC Crew and guarantee you our greatest assistance and product or service for China wholesale ASTM A307 Hex Bolt Suppliers – Hexagon Head bolt Fine Coarse thread UNC&UNF – Zhongli bolts, The product will supply to all over the world, such as: Melbourne , Jersey , Muscat , With nearly 30 years' experience in business, we are confident in superior service, quality and delivery. We warmly welcome customers from all over the world to cooperate with our company for common development.
By Coral from Vancouver - 2018.12.11 11:26
It is really lucky to meet such a good supplier, this is our most satisfied cooperation, I think we will work again!
By Isabel from New Zealand - 2018.11.02 11:11