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Product information

Delivery condition

Hot rolled without heat treatment.

Also as normalized (+N) if ordered mill lots.

Also as quench and tempered (+QT) if ordered mill lots.

Material certificates

EN 10204/3.1 certificate

Material standard

EN 10294-1

Sizes and size tolerances

EN 10294-1

Straightness

1:1000 mm

Lengths

5 – 7 m

Description

Hollow bar EN 10294-1 E470

Size range

Outer diameter 30–250 mm Wall thickness 5–55 mm

Additional information

Hollow bars are stocked without protection agains corrosion.

Chemical Structure

Steel gradeC(%)Si(%)Mn(%)P(%)S(%)Al(%)Nb(%)V(%)Ti(%)
E4700.16-0.220.10-0.501.30-1.70≤0.0300.015-0.050≥0.010≤0.070.08-0.15-

Mechanical Features

Steel gradeWall thickness Ø (mm)Yield Strength Re (N/mm²)Tensile strength Rm (N/mm²)Elongation A5% min LImpact strength KV, -20°C (J)
E470≤ 1647065017-
16 < Ø ≤ 25460620
25 < Ø ≤ 40430600
40 < Ø ≤ 50550
50 < Ø ≤ 65400