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Rebar Calculator

T10 Reinforcing Bar

Eurocode metric reinforcing bar — diameter 10.0 mm (0.394 in), cross-sectional area, mass per metre, and standard spacing options.

Diameter
10.0 mm
Area
78.5 mm²
Perimeter
31.4 mm
Mass per metre
0.617 kg/m

Area per metre width at common spacings

For slab or wall reinforcement specified as “T10@ spacing c/c” — the area provided per unit width at each standard centre-to-centre spacing.

SpacingAs (mm²/m)
T10 @ 100mm c/c785
T10 @ 125mm c/c628
T10 @ 150mm c/c524
T10 @ 175mm c/c449
T10 @ 200mm c/c393
T10 @ 250mm c/c314
T10 @ 300mm c/c262

Equivalent options at 150mm spacing

Every metric bar size at the same reference spacing, so you can see at a glance which other size lands near the same area per unit width as T10.

BarAs (mm²/m)
T6188
T8335
T10 (this bar)524
T12754
T141026
T161340
T202094
T253272
T284105
T325362
T408378
T5013090

Area and mass are computed directly from the nominal diameter (mass assumes standard steel density, 7850 kg/m³) — the same values the Rebar Calculator uses.

Open T10 in the Rebar Calculator →