Wholesale China BLACK Heavy Hex Bolts Factory Exporters – SAE J429 UNC Hex Bolt hex cap screw – Haosheng
Wholesale China BLACK Heavy Hex Bolts Factory Exporters – SAE J429 UNC Hex Bolt hex cap screw – Haosheng Detail:
| Products name | SAE J429 2/5/8 UNC Hex Bolt/ Hex Cap Screw |
| 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, |
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| Finishing | Plain ,Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide, Geomet,Dacroment,,Nickel plated,Zinc-Nickel plated |
| Production Process | M2-M24:Cold Froging,M24-M100 Hot Forging, Machining and CNC for Customized fastener |

Attributes Our Hex bolts are precise in their dimension and extremely robust in their construction. We make sure that our Hex bolts are corrosion resistant. We are highly appreciated worldwide for excellent heat and abrasion resistance. Our stainless steel Hex bolts are suitable for extremely low and high-temperature areas. Our Hex bolts have a longer service life which makes them a very trustworthy choice.
Process Characteristics
It can be divided into single-mode machine and multi-level machine. Simple structure of the product single mold machine can be completed, such as cylindrical head, external hexagon, hexagon bolt.
Multi power position is suitable for product size diversification and irregular appearance. Several sizes and structures can be completed at one time on the same set of mold.
The minimum tolerance of cold heading products can be plus or minus 0.05mm.
Material Requirements:
1. High plasticity and low hardness are required.
2. High surface quality requirements.
3. High dimensional accuracy requirements.
The Production Process
Raw materials warehousing — incoming inspection — mold opening — machine adjusting and testing — starting — rubbing teeth — surface treatment — laboratory testing — packaging and shipping.
Product detail pictures:
Related Product Guide:
We stick with the theory of "quality first, company first, steady improvement and innovation to satisfy the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our provider, we deliver the items together with the fantastic good quality at the reasonable value for Wholesale China BLACK Heavy Hex Bolts Factory Exporters – SAE J429 UNC Hex Bolt hex cap screw – Haosheng , The product will supply to all over the world, such as: London, Moscow, Japan, We aspire to meet the demands of our customers globally. Our range of products and services is continuously expanding to meet customers' requirements. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.










