Calculadora de ancho de fisura (GB 50010)

Member type

Force type

Concrete grade

Rebar grade

Exposure class

Stress input

Ancho de sección Milímetro (mm)

Alto de sección Milímetro (mm)

保护层厚度 Milímetro (mm)

Diámetro de barra Milímetro (mm)

Cantidad de barras

Service moment Ms kN·m

计算裂缝宽度: - Milímetro (mm)

Crack limit wlim: - Milímetro (mm)

Limit utilization: -

Effective depth h0: - Milímetro (mm)

Steel stress σs: - N/mm²

Tension steel As: - mm²

Effective tension Ate: - mm²

有效配筋率 ρte: -

不均匀系数 ψ: -

Force factor αcr: -

Resultado: -

Notes: -

Crack Width Calculator (GB 50010)

Estimate maximum crack width w_max per GB 50010 §7.1.2 for beams/slabs and compare with exposure-class limits.

For learning and preliminary checks only—final design needs a licensed engineer. Runs locally in your browser.