Wholesale China ANSI B18.2.1 Bolt Manufacturers Suppliers – Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt – Haosheng

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With our rich experience and considerate services, we have been recognized as a reliable supplier for many international buyers for A325/A490 Heavy Hex Structure Bolt , Carbon Steel Fastener , DIN933 931 Hex Bolt 8.8 , Welcome to visit our company and factory. Please feel free to get in touch with us if you need any further assistance.
Wholesale China ANSI B18.2.1 Bolt Manufacturers Suppliers – Black Grade 8.8 DIN 933 DIN931 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

Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt

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.


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Wholesale China ANSI B18.2.1 Bolt Manufacturers Suppliers –  Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt  – Haosheng detail pictures


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Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for Wholesale China ANSI B18.2.1 Bolt Manufacturers Suppliers – Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt – Haosheng , The product will supply to all over the world, such as: Jeddah, Armenia, Hongkong, Our company insists on the principle of "Quality First, Sustainable Development", and takes "Honest Business, Mutual Benefits" as our developable goal. All members sincerely thank all old and new customers' support. We will keep working hard and offering you the highest-quality products and service.
  • Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
    5 Stars By Alexia from Tunisia - 2017.06.19 13:51
    High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
    5 Stars By Georgia from Casablanca - 2017.01.28 19:59
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