TAP International., JSC. " JSC. provides and sells steel Tubes products according to European standard 

The most popular European standard steel Tubes:

1. EN 10216-1: Seamless steel tubes for pressure purposes – Technical delivery conditions – Part 1: Non-alloy steel tubes with specified room temperature properties
2. EN 10216-2: Seamless steel tubes for pressure purposes – Technical delivery conditions – Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties
3. EN 10217-1: Welded steel tubes for pressure purposes – Technical delivery conditions – Part 1: Non-alloy steel tubes with specified room temperature properties
4. EN 10217-2: Welded steel tubes for pressure purposes – Technical delivery conditions – Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties
5. EN 10219-1: Cold formed welded structural hollow sections of non-alloy and fine grain steels – Part 1: Technical delivery conditions
6. EN 10255: Non-alloy steel tubes suitable for welding and threading – Technical delivery conditions
7. EN 10210-1: Hot finished structural hollow sections of non-alloy and fine grain steels – Part 1: Technical delivery conditions
8. EN 10208-1: Steel Tubess for Tubeslines for combustible fluids – Technical delivery conditions – Part 1: Tubess of requirement class A
9. EN 10208-2: Steel Tubess for Tubeslines for combustible fluids – Technical delivery conditions – Part 2: Tubess of requirement class B
10. EN 10219-2: Cold formed welded structural hollow sections of non-alloy and fine grain steels – Part 2: Tolerances, dimensions and sectional properties
11. EN 10266: Steel tubes, fittings and structural hollow sections – Symbols and definitions of terms for use in product standards
12. EN 10297-1: Seamless circular steel tubes for mechanical and general engineering purposes – Technical delivery conditions – Part 1: Non-alloy and alloy steel tubes
13. EN 10297-2: Seamless circular steel tubes for mechanical and general engineering purposes – Technical delivery conditions – Part 2: Stainless steel tubes
14. EN 10305-1: Steel tubes for precision applications – Technical delivery conditions – Part 1: Seamless cold drawn tubes
15. EN 10305-2: Steel tubes for precision applications – Technical delivery conditions – Part 2: Welded cold drawn tubes
16. EN 10305-3: Steel tubes for precision applications – Technical delivery conditions – Part 3: Welded cold sized tubes
17. EN 10305-4: Steel tubes for precision applications – Technical delivery conditions – Part 4: Seamless cold drawn tubes for hydraulic and pneumatic power systems
18. EN 10305-5: Steel tubes for precision applications – Technical delivery conditions – Part 5: Welded and cold sized square and rectangular tubes

This is not an exhaustive list, but it provides an overview of some of the most common European steel Tubes standards.

For more detailed information, please visit" website: http://supplier-pipe-tube-ongthep.com/en/product-category/welded-steel-tubes-and-seamless-steel-tubes-european-standard/