Dimensions and section properties for C12X25

Structural sectional properties for a C12X25 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeC
Section NameNameC12X25
Cross Sectional AreaA7.34 in2
Section Widthb3.05 in
Section Depthd12 in
Flange thicknesstf0.501 in
Web thicknesstw0.387 in
Radius of Gyration about X-Xrx4.43 in
Radius of Gyrations about Y-Yry0.779 in
Moment of Inertia about X-XIx144 in4
Moment of Intertia about Y-YIy4.45 in4
Elastic Section Modulus about X-XSx24 in3
Elastic Section Modulus about Y-YSy1.87 in3
Plastic Section Modulus about X-XZx29.4 in3
Plastic Section Modulus about Y-YZy3.82 in3
St. Venant Torsional ConstantJ0.538 in4
Warping Torsion ConstantCw130 in6
Self Weight of sectionWeight25 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeC
Section NameNameC12X25
Cross Sectional AreaA4735 mm2
Section Widthb77 mm
Section Depthd305 mm
Flange thicknesstf12.7 mm
Web thicknesstw9.8 mm
Radius of Gyration about X-Xrx113 mm
Radius of Gyrations about Y-Yry20 mm
Moment of Inertia about X-XIx60000000 mm4
Moment of Intertia about Y-YIy2000000 mm4
Elastic Section Modulus about X-XSx393000 mm3
Elastic Section Modulus about Y-YSy31000 mm3
Plastic Section Modulus about X-XZx482000 mm3
Plastic Section Modulus about Y-YZy63000 mm3
St. Venant Torsional ConstantJ224000 mm4
Warping Torsion ConstantCw35000000000 mm6
Self Weight of sectionWeight37 kg/m

Note: Metric units have been converted from tabulated imperial values and rounded to a reasonable number of significant figures.

A C12X25 steel section is a standard North American steel section in the C - Channel category. It weighs 25 lb/ft and has a cross sectional area of 7.34 in2. The height and width of the section are 12 in and 3.05 in respectively.

The section has a tensile yield capacity of:

kip

The section has a flexural plastic moment capacity of:

kip-ft

The section has a flexural elastic moment capacity of:

kip-ft