Standard Channels


Standard Channels

CSA G40.21 – 44 W

STOCK LENGTHS 20.0 40.0 60.0

Flange
MetricImperialDepth mmWidth mmThickness (mean) mmWeb Thickness mmSection Modulus 103mm3
C75 x5–9C3 x–3.5–6.076–34–406.93.4–9.016.7–22.3
C100 x7–11C4 x–4.5–7.25102–38–437.53.2–8.230.0–37.4
C130 x10–17C5 x–6.7–11.5127–44–528.14.8–12.048.6–61.1
C150 x12–19C6 x–8.2–13.0152–48–548.75.1–11.170.5–93.6
C180 x15–22*C7 x–9.8–14.75178–53–589.35.3–0.699.6–127
C200 x17–28C8 x–11.5–18.75203–57–649.95.6–12.4133–180
C230 x20–30C9 x–13.4–20229–61–6710.55.9–11.4173–222
C250 x23–45*C10 x–15.3–30254–65–7611.16.1–17.1219–337
C310 x31*–45*C12 x–20.7*–30.0*305–74–8012.77.2–13.0351–442
C380 x50*–74*C15 x–33.9*–50.0*381–86–9416.510.2–18.2687–881
Flange
ImperialMetricDepth ins.Width ins.Thickness (mean) ins.Web Thickness ins.Section Modulus ins.3
C3 x3.5–6.0C75 x–5–93.00–1.36–1.600.2730.125–0.3561.02–1.38
C4 x4.5–7.25C100 x–7–114.00–1.52–1.720.2960.145–0.3211.83–2.29
C5 x6.7–11.5C130 x–10–175.00–1.75–2.030.3200.190–0.4723.00–4.10
C6 x8.2–13.0C150 x–12–196.00–1.92–2.160.3430.200–0.4374.38–5.80
C7 x9.8–14.75C180 x–15–22*7.00–2.09–2.300.3660.210–0.4196.08–7.75
C8 x11.5–18.8C200 x–17–288.00–2.26–2.530.3900.220–0.4878.14–11.0
C9 x13.4–20.0C230 x–20–309.00–2.43–2.650.4130.233–0.44810.6–13.5
C10 x15.3–30.0C250 x–23–45*10.00–2.60–3.030.4360.240–0.67313.5–20.7
C12 x20.7*–30.0*C310 x–31*–45*12.00–2.94–3.170.5010.282–0.51021.5–27.0
C15 x33.9*–50.0*C380 x–50*–74*15.00–3.40–3.720.6500.400–0.71642.0–53.8