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Description
Product introduction
Technical standards (national standard GB, German standard DIN, American standard UNF) high-strength grade 8.8, Grade 10.9, and grade 12.9.U.S.-made grades: Grade 5, Grade 8, and Grade 10.Surface treatment: galvanized, blackened, dacromet, hot-dip galvanized.
Products are widely used in large-scale key engineering construction, machinery manufacturing, construction, ships, bridges, petrochemical, metallurgy, high-speed rail, roads, railways, petroleum, industrial and mining, pipelines, wind power and infrastructure construction and other industries.
|
Name |
Drill tail screw |
Materials |
carbon steel |
|
Standards |
DIN 7504 |
Strength level |
4.8 8.8 |
|
Size |
ST2.9-ST6..3 |
Surface finish |
Yellow zinc |
|
Length |
9.5-150mm |
Samples |
Available |
 |
 |
Factory
FAQ
1. who are we?
Handan Tianyou Metal Products Co., Ltd. is located in the Chinese Standard Parts Distribution Center-- Hebei Yongnian County.
2. how can we guarantee quality?
Our factory has advanced production equipment, a complete range of products, strict technical requirements. thoughtful service, strict quality control of the products produced.
3.what can you buy from us?
Main products: screws, bolts, nuts, special-shaped parts and other products.
4.why should you buy from us not from other suppliers?
The company is a strong set of production and distribution as one of the enterprises. Exported to Southeast Asia, Europe and other countries, with high-quality service, sincere attitude of credibility, to provide customers with a wide range of services.
CUSTOMIZATION
Come and customize your exclusive products
☆ Provide drawings, can be customized on demand
☆ Ensure product accuracy
☆ Fast proofing and fast deliver
A strict and perfect quality management system, from the entry of raw materials into the factory to the formation of products, all links and processes are checked by self-inspection first.
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