Wholesale China HDG Heavy Structure Bolt Factories Exporter – DIN 933/DIN931Black Grade 8.8 Hex Head Bolt – Haosheng
Wholesale China HDG Heavy Structure Bolt Factories Exporter – DIN 933/DIN931Black Grade 8.8 Hex Head Bolt – Haosheng Detail:
| Products name | Black Grade 8.8 DIN 933 /DIN931 Hex Head Bolt |
| Standard | DIN,ASTM/ANSI JIS EN ISO,AS,GB |
| Steel Grade: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: 307A,A325,A490, |
|
| Finishing | Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide, Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated |
| Production Process | M2-M24:Cold Froging,M24-M100 Hot Forging, Machining and CNC for Customized fastener |
| Customized Products Lead time | 30-60days, |
| Free Samples for standard fastener | |
Hex head bolts are a unique style of fixing used throughout the construction, automobile and engineering industries. The hexagon bolt fixing is a reliable fastener for a wide selection of building projects and repair jobs.
Black hex head bolts come in various finishes and thread designs for application in different tasks and environments.

What are they used for
Our Hex bolts are currently being used in major construction and repair projects around the world. Being the industry-leading Hex bolt manufacturer India and Hex bolt exporter from the country, our products are much sought after. Our hex bolts are being used for many different applications across construction, repair, automotive industries. They can be used for fastening wood and steel. They are used in major construction projects such as buildings, bridges, marine docks.
Manufacturing Process
As the leading Hex bolt manufacture china and Hex bolt exporter, we take immense effort in manufacturing the best bolts in the business. All our hex bolts are manufactured as per the international standards. We also cater to a wide range of customer specifications and preferences. We have a state of the art manufacturing facility with all the advanced machinery. We use only advanced machinery including welding machine and the drilling machine to produce our Hex bolts. Every single Hex bolt coming out of our facility is manufactured in strict conformance with the international norms of quality.
Product detail pictures:
Related Product Guide:
We are experienced manufacturer. Wining the majority of the crucial certifications of its market for Wholesale China HDG Heavy Structure Bolt Factories Exporter – DIN 933/DIN931Black Grade 8.8 Hex Head Bolt – Haosheng , The product will supply to all over the world, such as: United Kingdom, Tanzania, Netherlands, "Good quality, Good service " is always our tenet and credo. We take every effort to control the quality, package, labels etc and our QC will check every detail during producing and before shipment. We have been willing to establish long business relationship with all those who seek the high quality products and good service. We've got set up a wide sales network across European countries, North of America, South of America, Middle East, Africa, East Asia countries.Please contact us now, you will find our expert experience and high quality grades will contribute to your business.
Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.










