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Rebar Calculator

T50 Reinforcing Bar

Eurocode metric reinforcing bar — diameter 50.0 mm (1.969 in), cross-sectional area, mass per metre, and standard spacing options.

Diameter
50.0 mm
Area
1963.5 mm²
Perimeter
157.1 mm
Mass per metre
15.413 kg/m

Area per metre width at common spacings

For slab or wall reinforcement specified as “T50@ spacing c/c” — the area provided per unit width at each standard centre-to-centre spacing.

SpacingAs (mm²/m)
T50 @ 100mm c/c19635
T50 @ 125mm c/c15708
T50 @ 150mm c/c13090
T50 @ 175mm c/c11220
T50 @ 200mm c/c9817
T50 @ 250mm c/c7854
T50 @ 300mm c/c6545

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 T50.

BarAs (mm²/m)
T6188
T8335
T10524
T12754
T141026
T161340
T202094
T253272
T284105
T325362
T408378
T50 (this bar)13090

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 T50 in the Rebar Calculator →