China wholesale B7 Hex Bolt Suppliers – Hex bolts DIN933 gr10.9 black color – Zhongli bolts Detail:
Material: 35K 45K 10B21
Head shape: Hex head
Grade: 8.8
Thread: F.T
Application: Industrial Bridge towers
Package: Normally bulk packing , according to customer’s request.
Delivery:40-60 days


1.What kinds of steel you use for grade 10.9 hex bolts DIN933?
Our factory mainly use 40Cr, 35CrMo,42CrMo to produce 10.9 bolts, it depends on dimension of bolt
2. Do you make heat treated at your own factory?
Yes, we do. We can control quality by ourselves with our own equipment.
3. where is your main sales market?
We have domestic market and international market.
4. Where is your international market?
We export to EU, USA, Africa, Middle east, Asia.
5. How long is your factory’s history?
We have 19 years experience for productions and sales with professional teams. Welcome to send inquiry to us.
Product detail pictures:




Related Product Guide:
We pursue the administration tenet of "Quality is exceptional, Provider is supreme, Name is first", and will sincerely create and share success with all clientele for China wholesale B7 Hex Bolt Suppliers – Hex bolts DIN933 gr10.9 black color – Zhongli bolts, The product will supply to all over the world, such as: Thailand , Maldives , Cancun , Be sure to feel cost-free to send us your specs and we are going to respond for you asap. We have got a experienced engineering team to serve for the every single comprehensive needs. Free samples may be sent for yourself personally to know far more facts. So that you can meet your desires, please actually feel cost-free to contact us. You could send us emails and call us straight. Additionally, we welcome visits to our factory from all over the world for much better recognizing of our corporation. nd merchandise. In our trade with merchants of several countries, we often adhere to the principle of equality and mutual advantage. It is our hope to market, by joint efforts, both trade and friendship to our mutual benefit. We look forward to getting your inquiries.
By Eileen
from Sheffield
- 2017.06.25 12:48
The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
By Teresa
from Hanover
- 2018.06.28 19:27







