Your online steel weight calculator and material mass reference. Instantly calculate weights for beams, bars, plates, and profiles, or browse standard tables with typical density values for steel, aluminum, cast iron, and more.
I-sections with parallel flanges are widely used in structural beams for buildings and bridges, providing excellent bending resistance and ease of connection.
| Designation | Mass (kg/m) |
|---|---|
| IPE 100 | 8.1 |
| IPE 120 | 10.4 |
| IPE 140 | 12.9 |
| IPE 160 | 15.8 |
| IPE 180 | 18.8 |
| IPE 200 | 22.4 |
| IPE 220 | 26.2 |
| IPE 240 | 30.7 |
| IPE 270 | 36.1 |
| IPE 300 | 42.2 |
| IPE 330 | 49.1 |
| IPE 360 | 57.1 |
| IPE 400 | 66.3 |
| IPE 450 | 77.6 |
| IPE 500 | 89.8 |
| IPE 550 | 103.0 |
| Designation | Mass (kg/m) |
|---|---|
| 203×133×25 UB | 25.1 |
| 254×146×31 UB | 31.4 |
| 305×165×40 UB | 40.3 |
| 356×171×51 UB | 51.0 |
| 406×178×60 UB | 60.1 |
| 457×191×74 UB | 74.3 |
| 533×210×82 UB | 82.1 |
| 533×210×92 UB | 92.2 |
| 533×210×101 UB | 101.0 |
| 533×210×109 UB | 109.0 |
| 533×210×122 UB | 122.0 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
H-sections with parallel flanges offer high load capacity for columns and beams. They have a wider flange than I-sections for improved stability.
| Designation | Mass (kg/m) |
|---|---|
| 152×152×23 UC | 23.0 |
| 152×152×30 UC | 30.0 |
| 203×203×46 UC | 46.1 |
| 203×203×52 UC | 52.2 |
| 203×203×60 UC | 60.1 |
| 254×254×73 UC | 73.0 |
| 254×254×89 UC | 89.0 |
| 305×305×97 UC | 97.0 |
| 305×305×118 UC | 118.0 |
| 305×305×137 UC | 137.0 |
| 356×368×153 UC | 153.0 |
| 356×406×235 UC | 235.0 |
| 406×406×140 UC | 140.0 |
| 406×406×198 UC | 198.0 |
| 457×457×191 UC | 191.0 |
| 457×457×289 UC | 289.0 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
Taper flange I-beams have angled inner flange faces for classic structural shapes, common in older or lighter duty frames.
| Designation | Mass (kg/m) |
|---|---|
| 127×76×13 | 13.0 |
| 152×89×16 | 16.1 |
| 178×102×19 | 19.0 |
| 203×102×23 | 23.0 |
| 203×133×25 | 25.1 |
| 254×102×22 | 22.1 |
| 254×146×31 | 31.4 |
| 305×102×25 | 25.4 |
| 305×127×37 | 37.0 |
| 305×165×40 | 40.3 |
| 305×165×54 | 54.0 |
| 305×152×66 | 66.0 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
H-piles are driven into the ground for deep foundations, providing strong vertical load-bearing and resistance to lateral forcesore
| Designation | Mass (kg/m) |
|---|---|
| 203×203×54 | 54.0 |
| 203×203×60 | 60.1 |
| 254×254×73 | 73.0 |
| 254×254×89 | 89.0 |
| 305×305×97 | 97.0 |
| 305×305×110 | 110.0 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
Channels are U-shaped sections used for frames, bracing, and lighter structural members.
| Designation | Mass (kg/m) |
|---|---|
| 100×50×11 | 11.0 |
| 125×65×14 | 14.2 |
| 150×75×17 | 17.1 |
| 180×75×20 | 20.3 |
| 200×75×23 | 22.9 |
| 230×75×26 | 25.8 |
| 250×90×30 | 30.0 |
| 300×90×36 | 36.1 |
| 380×100×50 | 50.0 |
| 381×102×55 | 55.0 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
Equal angles have identical leg lengths, ideal for bracing and framing where uniform strength is needed.
| Designation | Mass (kg/m) |
|---|---|
| 25×25×3 | 1.1 |
| 30×30×3 | 1.3 |
| 40×40×4 | 2.4 |
| 50×50×5 | 3.7 |
| 60×60×6 | 5.4 |
| 65×65×6 | 5.9 |
| 75×75×6 | 6.8 |
| 80×80×8 | 9.5 |
| 90×90×8 | 10.8 |
| 100×100×10 | 15.0 |
| 120×120×12 | 21.6 |
| 150×150×12 | 27.2 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
Equal angles have identical leg lengths, ideal for bracing and framing where uniform strength is needed.
| Designation | Mass (kg/m) |
|---|---|
| 50×30×5 | 3.1 |
| 65×50×5 | 4.3 |
| 75×50×6 | 5.5 |
| 90×60×6 | 6.9 |
| 100×65×6 | 7.7 |
| 100×75×8 | 10.2 |
| 125×75×8 | 12.4 |
| 150×90×10 | 17.3 |
| 150×100×12 | 21.5 |
| 200×100×12 | 25.6 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
Flat bars are versatile sections used in fabrication, bracing, base plates, and general structural support
| Width (mm) | Thickness (mm) | Mass (kg/m) |
|---|---|---|
| 20 | 5 | 0.8 |
| 25 | 5 | 1.0 |
| 30 | 6 | 1.4 |
| 40 | 6 | 1.9 |
| 50 | 6 | 2.4 |
| 50 | 8 | 3.2 |
| 65 | 8 | 4.2 |
| 75 | 10 | 5.9 |
| 100 | 10 | 7.9 |
| 150 | 12 | 14.1 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
Hot rolled steel sheets and plates are used in fabrication, structural bases, and welded sections, with uniform thickness and good workability
| Thickness (mm) | Mass (kg/m²) |
|---|---|
| 3 | 23.6 |
| 4 | 31.4 |
| 5 | 39.3 |
| 6 | 47.1 |
| 8 | 62.8 |
| 10 | 78.5 |
| 12 | 94.2 |
| 16 | 125.6 |
| 20 | 157.0 |
| 25 | 196.2 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
Plates are really just thicker hot-rolled sheets, typically used in fabrication, structural bases, and welded sections. They have a uniform thickness and good workability.
| Thickness (mm) | Mass (kg/m²) |
|---|---|
| 10 | 78.5 |
| 12 | 94.2 |
| 16 | 125.6 |
| 20 | 157.0 |
| 25 | 196.2 |
| 30 | 235.5 |
| 40 | 314.0 |
| 50 | 392.5 |
| 60 | 471.0 |
| 80 | 628.0 |
| 100 | 785.0 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
For rolled/continuous-cast slabs, the weight is usually given per square metre based on thickness. Slabs are typically thicker than plates. These are common reference values for mills or bulk steel users.
| Thickness (mm) | Mass (kg/m²) |
|---|---|
| 150 | 1177.5 |
| 180 | 1413.0 |
| 200 | 1570.0 |
| 250 | 1962.5 |
| 300 | 2355.0 |
| 350 | 2747.5 |
| 400 | 3140.0 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
Solid square and round bars are basic forms used in machining, construction, and reinforcement.
| Size (mm) | Mass (kg/m) |
|---|---|
| 10 | 0.62 |
| 12 | 0.90 |
| 16 | 1.60 |
| 20 | 2.50 |
| 25 | 3.90 |
| 30 | 5.60 |
| 40 | 10.0 |
| 50 | 15.6 |
| 60 | 22.5 |
| 75 | 35.2 |
| 100 | 62.0 |
Tip: To estimate mass, use: Mass = Length × Mass per Metre
Solid square and round bars are basic forms used in machining, construction, and reinforcement.
| Diameter (mm) | Mass (kg/m) |
|---|---|
| 10 | 0.62 |
| 12 | 0.89 |
| 16 | 1.58 |
| 20 | 2.47 |
| 25 | 3.85 |
| 30 | 5.55 |
| 40 | 9.86 |
| 50 | 15.4 |
| 60 | 22.2 |
| 75 | 34.7 |
| 100 | 61.6 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Cold-formed channels with lipped edges for improved rigidity and connection strength in light gauge construction.
| Designation (Depth×Width×Lip×Thickness mm) | Mass (kg/m) |
|---|---|
| 75×35×15×1.6 | 2.1 |
| 100×50×15×1.6 | 2.9 |
| 125×50×20×1.6 | 3.6 |
| 150×50×20×1.6 | 4.2 |
| 150×64×20×2.0 | 5.6 |
| 200×75×20×2.5 | 8.9 |
| 200×75×20×3.0 | 10.6 |
| 250×75×20×2.5 | 10.5 |
| 250×75×20×3.0 | 12.6 |
| 300×100×25×3.0 | 16.5 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Z-shaped cold-formed sections with lips for additional strength in roofing and cladding support systems.
| Designation (Depth×Width×Lip×Thickness mm) | Mass (kg/m) |
|---|---|
| 100×50×15×1.6 | 2.8 |
| 125×50×20×1.6 | 3.4 |
| 150×50×20×1.6 | 4.0 |
| 150×64×20×2.0 | 5.4 |
| 200×75×20×2.5 | 8.5 |
| 200×75×20×3.0 | 10.2 |
| 250×75×20×2.5 | 10.1 |
| 250×75×20×3.0 | 12.1 |
| 300×100×25×3.0 | 16.0 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Angles with lips on the flanges for extra stiffness, used in lightweight framing systems.
| Designation (Leg×Leg×Lip×Thickness mm) | Mass (kg/m) |
|---|---|
| 50×50×15×1.6 | 2.4 |
| 65×65×20×1.6 | 3.2 |
| 75×75×20×1.6 | 3.8 |
| 75×75×20×2.0 | 4.7 |
| 100×100×20×2.0 | 6.4 |
| 100×100×20×2.5 | 7.9 |
| 125×125×20×2.5 | 10.0 |
| 150×150×20×3.0 | 14.3 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Lightweight, precise channels formed at room temperature for wall framing and purlins.
| Designation (Depth×Width×Thickness mm) | Mass (kg/m) |
|---|---|
| 75×35×1.6 | 1.9 |
| 100×50×1.6 | 2.7 |
| 125×50×1.6 | 3.3 |
| 150×50×1.6 | 3.9 |
| 150×64×2.0 | 5.2 |
| 200×75×2.5 | 8.4 |
| 200×75×3.0 | 9.9 |
| 250×75×2.5 | 9.8 |
| 250×75×3.0 | 11.8 |
| 300×100×3.0 | 15.7 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Top hat sections provide rigid profiles for ceiling, wall systems, or light support frames.
| Designation (Depth×Width×Flange×Thickness mm) | Mass (kg/m) |
|---|---|
| 50×35×15×1.2 | 1.5 |
| 75×35×15×1.2 | 1.9 |
| 100×35×15×1.2 | 2.3 |
| 100×50×20×1.6 | 3.2 |
| 125×50×20×1.6 | 3.8 |
| 150×50×20×1.6 | 4.4 |
| 150×64×20×2.0 | 5.6 |
| 200×75×20×2.5 | 8.7 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Equal-sided cold-formed angles used for bracing and lightweight frames.
| Designation (Leg×Leg×Thickness mm) | Mass (kg/m) |
|---|---|
| 30×30×1.6 | 1.3 |
| 40×40×1.6 | 1.8 |
| 50×50×1.6 | 2.3 |
| 50×50×2.0 | 2.8 |
| 65×65×2.0 | 3.7 |
| 75×75×2.5 | 5.2 |
| 100×100×2.5 | 7.0 |
| 100×100×3.0 | 8.3 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Angles with unequal legs for specialized bracing and construction detailing.
| Designation (Leg1×Leg2×Thickness mm) | Mass (kg/m) |
|---|---|
| 50×30×1.6 | 1.8 |
| 65×50×1.6 | 2.4 |
| 75×50×2.0 | 3.2 |
| 100×50×2.0 | 4.0 |
| 100×65×2.5 | 5.2 |
| 125×75×2.5 | 6.6 |
| 150×100×3.0 | 9.8 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Square hollow sections offer high torsional rigidity and clean lines for columns, frames, and modern architecture.
| Designation (Size×Thickness mm) | Mass (kg/m) |
|---|---|
| 25×25×2.0 | 2.0 |
| 40×40×2.5 | 3.8 |
| 50×50×2.5 | 4.8 |
| 65×65×3.0 | 7.1 |
| 75×75×3.0 | 8.3 |
| 100×100×4.0 | 13.2 |
| 125×125×4.0 | 16.8 |
| 150×150×5.0 | 24.5 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Circular hollow sections provide uniform strength in all directions for poles, columns, and frames.
| Designation (Diameter×Thickness mm) | Mass (kg/m) |
|---|---|
| 25×2.0 | 1.5 |
| 32×2.0 | 2.0 |
| 40×2.5 | 3.0 |
| 50×2.5 | 3.8 |
| 65×3.0 | 5.9 |
| 80×3.0 | 7.3 |
| 100×4.0 | 11.2 |
| 125×4.0 | 14.1 |
| 150×5.0 | 21.5 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Rectangular hollow sections combine strength with ease of connection for structural frames and supports.
| Designation (Height×Width×Thickness mm) | Mass (kg/m) |
|---|---|
| 50×25×2.0 | 2.5 |
| 75×50×2.0 | 3.8 |
| 100×50×2.5 | 5.8 |
| 125×75×3.0 | 9.2 |
| 150×100×3.0 | 11.5 |
| 200×100×4.0 | 17.3 |
| 250×150×5.0 | 27.1 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).
Standardized fasteners used to join structural sections securely, ensuring safe connections in construction.
| Diameter | Mass per 100 pcs (kg) |
|---|---|
| M6 | 2.4 |
| M8 | 4.4 |
| M10 | 7.5 |
| M12 | 10.9 |
| M16 | 19.8 |
| M20 | 31.2 |
| M24 | 45.0 |
| Diameter | Mass per 100 pcs (kg) |
|---|---|
| M6 | 0.5 |
| M8 | 1.0 |
| M10 | 1.5 |
| M12 | 2.3 |
| M16 | 4.3 |
| M20 | 7.0 |
| M24 | 10.5 |
Tip: To estimate mass, use: Mass per metre ≈ π × (Diameter/2)² × Density (for mild steel ~7850 kg/m³).