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DIN/EN Steel pipes

DIN Standards are the results of work at national, European and/or international level.

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Our products for DIN/EN Standard has been listed as follows:

DIN1629/EN10216-1 Seamless Tubes of Non Alloys Steels

DIN 1629 is the standard specifies the Seamless Circular Tubes of Non Alloys Steels with Special Quality Requirements.
DIN17175/ EN10216 Seamless Steel Tubes

DIN17175/EN10216 Seamless Steel Tubes for Elevated Temperatures Seamless steel tubes in small calibers for high(low and medium) pressure boilers and petrochemical industry

BS EN 10208 Seamless Steel pipes for pipeline for flammable fluids. Technical delivery situations. Standard description.
DIN 2391-1 Cold Drawn or Cold Rolled Steel Tube

DIN 2391 standard specifies the Seamless steel tubes used forMechanical and Automobile. The main products of steel / steel grade: DIN2391-1(ST35, ST45, ST52).
EN 10305-1 seamless precision steel tube

EN 10305 european standard specifies the technical delivery conditions for seamless cold drawn steel pipe of circular cross section used in hyhydraulic and pneumatic power systems.
Condition on delivery:
Term Symbol Explanation
(cold-finished as-drawn)
BK No heat treatment after the last cold-forming process. The tubes therefore have only low deformability.
(lightly cold-worked)
BKW After the last heat treatment there is a light finishing pass (cold drawing) With proper subsequent processing, the tube can be cold-formed (e.g. bent, expanded) within certain limits.
Annealed GBK After the final cold-forming process the tubes are annealed in a controlled atmosphere or under vacuum.
Normalized NBK The tubes are annealed above the upper transformation point in a controlled atmosphere or under vacuum.

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