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Precision Steel Tube

EN10305-1 Cold drawn precision seamless steel tube

Precision Seamless cold drawn tubes

Applied norms
The tubes are mainly used as hydraulic tubing
EN 10002-1, Tensile testing - Part 1 : Method of test at ambient temperature.
EN 10020, Definition and classification of grades of steel.
EN 10233, Metallic materials - Tube - Flattening test.
EN 10234, Metallic materials - Tube - Drift expanding test.
EN 10246-1, Non-destructive testing of steel tubes
EN 10246-3, Non-destructive testing of steel tubes - Part 3 : Automatic eddy current testing of seamless steel tubes for the detection of imperfections.
EN 10246-5, Non-destructive testing of steel tubes - Part 5 : Automatic full peripheral magnetic transducer/flux leakage testing of seamless ferromagnetic steel tubes for the detection of longitudinal imperfections.
EN 10246-7, Non-destructive testing of steel tubes - Part 7 : Automatic full peripheral ultrasonic testing of
seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal imperfection

Precision Seamless cold drawn tubes

Applied norms

The tubes are mainly used as hydraulic tubing

EN 10002-1, Tensile testing - Part 1 : Method of test at ambient temperature.

EN 10020, Definition and classification of grades of steel.

EN 10233, metallic materials - Tube - Flattening test.

EN 10234, metallic materials - Tube - Drift expanding test.

EN 10246-1, Non-destructive testing of steel tubes

EN 10246-3, Non-destructive testing of steel tubes - Part 3 : Automatic eddy current testing of seamless steel tubes for the detection of imperfections.

EN 10246-5, Non-destructive testing of steel tubes - Part 5 : Automatic full peripheral magnetic transducer/flux leakage testing of seamless ferromagnetic steel tubes for the detection of longitudinal imperfections.

EN 10246-7, Non-destructive testing of steel tubes - Part 7 : Automatic full peripheral ultrasonic testing of

seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal imperfections.

EN 10256, Non-destructive testing of steel tubes - Qualification and competence of level 1 and 2

non-destructive testing personnel.

EN ISO 377, Steel and steel products - Location and preparation of samples and test pieces for mechanical test.

EN ISO 2566-1, Steel - Conversion of elongation values - Part 1 : Carbon and low alloy steels.


Delivery conditions

+C - cold drawn/hard

+LC - cold drawn/soft

+SR - cold drawn and stress relieved

+A - annealed

+N - normalized


Material: E235, E355

Roughness of inside surface is not more than 4um in the delivery conditions +SR, +A, +N, +C, +LC

Roughness of outside surface is not more than 4um in the delivery conditions +SR, +A, +N, +C, +LC

Tube OD: 4-76mm

Application: fuel tubing, shock absorber tubing, steering column tubing of automotive, hydraulic tubing.


Each piece of tube is high pressure flushed for high cleanness

Each piece of tube ends is plugged with plastic caps

Each piece of tube is ink-marked with standard, size, condition

Wooden case packing







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