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Bright Round Bar — EN9 (070M55)

EN9 Bright Round Bar.
19 Stocked Sizes.

Every diameter of EN9 (070M55) bright drawn round bar we hold, from 10mm–70mm, in metric and imperial. Bright drawn, cold drawn to h9, h10 or h11 tolerance per BS EN 10278. Cut to any length from one piece — standard cut tolerance is −0/+2mm.

19Stocked sizes
10mm–70mmDiameter range
h9/h10/h11BS EN 10278
1 pieceMinimum order
Actual Stock

Every EN9 Size We Stock.

All 19 stocked diameters of EN9 (070M55) bright drawn round bar, metric and imperial, listed smallest to largest by true diameter. Bright drawn. Cut to length from one piece, −0/+2mm standard cut tolerance.

19 sizes in EN9
Stocked bright drawn round bar diameters in EN9 (070M55)
SizeDiameter
10mm ø10 mm
1/2"12.7 mm
5/8"15.9 mm
3/4"19.1 mm
20mm ø20 mm
25mm ø25 mm
1"25.4 mm
30mm ø30 mm
1.1/4"31.8 mm
35mm ø35 mm
1.1/2"38.1 mm
40mm ø40 mm
1.3/4"44.5 mm
45mm ø45 mm
50mm ø50 mm
2"50.8 mm
55mm ø55 mm
60mm ø60 mm
70mm ø70 mm

Need a diameter that is not listed? We source non-stock sizes to order — tell us what you need ›

About This Grade

EN9 — 070M55.

High carbon — wear, springs. Supplied bright drawn.

Full chemical composition, mechanical properties and heat treatment data are on the EN9 data sheet. Every delivery is supplied with EN 10204 material certification — see accreditations and quality.

Cutting & Tolerances

Cut From Stock.

Bright drawn: Cold drawn through a die after hot rolling. Upper deviation = 0 (never oversize).
h9 — tightest tolerance, diameters to ~50mm. h10 — 50–80mm. h11 — 80mm+. All per BS EN 10278.

Cut to length on 13 saws, 10mm–600mm capacity ›
Full tolerance tables: BS EN 10278 reference ›

Other Grades in Bright Round Bar

Compare Grades.

Bright round bar is stocked in 13 grades. Every stocked size in each is listed on its own page.

EN1A88 sizesBMS71 sizesEN8D68 sizesEN1A Pb60 sizesEN24T37 sizesEN16T33 sizesEN3B27 sizesEN8DM27 sizesEN19T25 sizesEN32M15 sizesS355 J2C12 sizesEN36B11 sizes

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