Aluminium Profile Weight Calculator

Standard sections and their weights

Weights below are calculated from the nominal section at 2.70 g/cm³ (6063). Every one of these can be cut, machined, anodised or powder coated to your drawing.

Square Tubes

Square hollow sections for frames, posts, guards and general fabrication.

Section	SKU	Area (mm²)	Weight (kg/m)	Ix (cm⁴)	Iy (cm⁴)
20 × 20 × 1.5 mm	CM-SQ-20-20-1-5	111.0	0.300	0.64	0.64
25 × 25 × 2 mm	CM-SQ-25-25-2	184.0	0.497	1.63	1.63
30 × 30 × 2 mm	CM-SQ-30-30-2	224.0	0.605	2.94	2.94
40 × 40 × 2 mm	CM-SQ-40-40-2	304.0	0.821	7.34	7.34
50 × 50 × 3 mm	CM-SQ-50-50-3	564.0	1.523	20.85	20.85

Rectangular Tubes

Rectangular hollow sections for rails, beams and machine bases.

Section	SKU	Area (mm²)	Weight (kg/m)	Ix (cm⁴)	Iy (cm⁴)
40 × 20 × 2 mm	CM-RT-40-20-2	224.0	0.605	1.44	4.45
50 × 25 × 2 mm	CM-RT-50-25-2	284.0	0.767	2.96	9.01
60 × 30 × 2.5 mm	CM-RT-60-30-2-5	425.0	1.148	6.34	19.34
80 × 40 × 3 mm	CM-RT-80-40-3	684.0	1.847	18.43	55.85
100 × 50 × 3 mm	CM-RT-100-50-3	864.0	2.333	37.44	112.12

Round Tubes

Circular hollow sections for handles, rails, lighting and furniture.

Section	SKU	Area (mm²)	Weight (kg/m)	Ix (cm⁴)	Iy (cm⁴)
Ø20 × 2 mm	CM-RD-20-2	113.1	0.305	0.46	0.46
Ø25 × 2 mm	CM-RD-25-2	144.5	0.390	0.96	0.96
Ø32 × 2 mm	CM-RD-32-2	188.5	0.509	2.13	2.13
Ø40 × 3 mm	CM-RD-40-3	348.7	0.942	6.01	6.01
Ø50 × 3 mm	CM-RD-50-3	443.0	1.196	12.28	12.28

Equal Angles

L-sections for corner joints, edging, brackets and framing.

Section	SKU	Area (mm²)	Weight (kg/m)	Ix (cm⁴)	Iy (cm⁴)
20 × 20 × 2 mm	CM-AN-20-20-2	76.0	0.205	0.29	0.29
30 × 30 × 3 mm	CM-AN-30-30-3	171.0	0.462	1.46	1.46
40 × 40 × 4 mm	CM-AN-40-40-4	304.0	0.821	4.61	4.61
50 × 50 × 5 mm	CM-AN-50-50-5	475.0	1.283	11.25	11.25

Channels

U-sections for tracks, rails, edge trim and structural framing.

Section	SKU	Area (mm²)	Weight (kg/m)	Ix (cm⁴)	Iy (cm⁴)
20 × 20 × 2 mm	CM-CH-20-20-2	112.0	0.302	0.72	0.45
40 × 20 × 2 mm	CM-CH-40-20-2	192.0	0.518	1.37	3.10
50 × 25 × 3 mm	CM-CH-50-25-3	357.0	0.964	3.82	8.90
60 × 30 × 3 mm	CM-CH-60-30-3	432.0	1.166	6.93	15.68

Flat Bars

Solid rectangular bar for machined parts, spacers and trim.

Section	SKU	Area (mm²)	Weight (kg/m)	Ix (cm⁴)	Iy (cm⁴)
20 × 3 mm	CM-FB-20-3	60.0	0.162	0.00	0.20
25 × 5 mm	CM-FB-25-5	125.0	0.338	0.03	0.65
40 × 5 mm	CM-FB-40-5	200.0	0.540	0.04	2.67
50 × 10 mm	CM-FB-50-10	500.0	1.350	0.42	10.42
100 × 10 mm	CM-FB-100-10	1,000.0	2.700	0.83	83.33

Round Bars

Solid round bar for turned parts, pins, shafts and spacers.

Section	SKU	Area (mm²)	Weight (kg/m)	Ix (cm⁴)	Iy (cm⁴)
Ø10 mm	CM-RB-10	78.5	0.212	0.05	0.05
Ø12 mm	CM-RB-12	113.1	0.305	0.10	0.10
Ø16 mm	CM-RB-16	201.1	0.543	0.32	0.32
Ø20 mm	CM-RB-20	314.2	0.848	0.79	0.79
Ø25 mm	CM-RB-25	490.9	1.325	1.92	1.92

T-Slot Framing

Metric T-slot framing profiles for machine guards, jigs and workstations.

Section	SKU	Area (mm²)	Weight (kg/m)	Ix (cm⁴)	Iy (cm⁴)
20 × 20 mm series	CM-TS-20-20	131.0	0.354	0.73	0.73
30 × 30 mm series	CM-TS-30-30	224.0	0.605	2.94	2.94
40 × 40 mm series	CM-TS-40-40	304.0	0.821	7.34	7.34
45 × 45 mm series	CM-TS-45-45	425.0	1.148	12.84	12.84
60 × 60 mm series	CM-TS-60-60	684.0	1.847	37.14	37.14