IS 4923 YST 310 Hollow Section
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Table of contents
IS 4923 YST 310 Hollow Section Specifications
| Indian Standard | IS 4923 YST 310 |
|---|---|
| Wall Thickness | 0.50 - 30mm |
| Length | Upto 6.0 m ± 0.05 m |
| Size range | 20 x 20mm TO 400 x 400mm |
| Type | Welded / Seamless/ EFW / ERW |
| Dimensions Tolerances | Thickness: (All sizes +/- 10%) |
| Squareness of Corners | 90 degree +/-2 degree |
| Outside Dimensionof sides | +/-1% with a min of +/-0.50 mm |
| Radius of Corners | 3t, t - thickness of the section |
| Convexity / Concavity | 1 percent of the size |
| Twist Tolerance | Max 2 mm ± 0.05 mm/m |
| Pipe End Finish | Plain ended - Mechanically sheared |
IS 4923 YST 310 Hollow Section
IS 4923 YST 310 Square Hollow Section
ASTM A500 YST 310 Hollow Section
YST 310 Grade Rectangular Hollow Sections
IS 4923 YST 310 Cold Formed Seamless Square Hollow Section Tubing
IS 4923 Cold Formed YST 310 ERW SHS Pipes
IS 4923 YST 310 chemical composition
| Carbon | Manganese | Sulfur | Phosphorus | Silicone |
|---|---|---|---|---|
| 0.12% | 0.50% | 0.05% | 0.05% | 0.03% to 0.08% |
YST 310 grade mechanical properties
| Tensile Strength | Yield Strength | Elongation | |
|---|---|---|---|
| 25.4 and under | over25.4 | ||
| 450 Mpa | 310 Mpa | 8 | 10 |
Physical Properties of YST 310 Steel Hollow Section
| Temperature (°C) |
Modulus of elasticity (GPa) |
Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
|---|---|---|---|
| 422 | 758 | 34.3 | 332 |
IS 4923 YST 310 Hollow Section available sizes
| Size mm | Size mm |
|---|---|
| 20 x 20 x 2.0 | 20 x 20 x 2.5 |
| 25 x 25 x 1.5 | 25 x 25 x 2.0 |
| 25 X 25 X 2.5 | 25 X 25 X 3.0 |
| 30 X 30 X 2.0 | 30 X 30 X 2.5 |
| 30 X 30 X 3.0 | 40 x 40 x 1.5 |
| 40 x 40 x 2.0 | 40 x 40 x 2.5 |
| 40 x 40 x 3.0 | 40 x 40 x 4.0 |
| 40 x 40 x 5.0 | 50 x 50 x 1.5 |
| 50 x 50 x 2.0 | 50 x 50 x 2.5 |
| 50 x 50 x 3.0 | 50 x 50 x 4.0 |
| 50 x 50 x 5.0 | 60 x 60 x 3.0 |
| 60 x 60 x 4.0 | 60 x 60 x 5.0 |
| 60 x 60 x 6.0 | 70 x 70 x 3.0 |
| 70 x 70 x 3.6 | 70 x 70 x 5.0 |
| 70 x 70 x 6.3 | 70 x 70 x 8 |
| 75 x 75 x 3.0 | 80 x 80 x 3.0 |
Weight chart of YST 310 grade steel Hollow Section
| Width x Height (mm) | Material thickness (mm) | Weight (kg/m) |
|---|---|---|
| 15 x 15 | 1.35 | 0.58 |
| 20 x 10 | 1.35 | 0.58 |
| 20 x 20 | 1.35 | 0.8 |
| 25 x 25 | 1.35 | 1.01 |
| 30 x 10 | 1.35 | 0.8 |
| 30 x 20 | 1.35 | 1.01 |
| 30 x 30 | 1.35 | 1.3 |
| 35 x 35 | 1.35 | 1.43 |
| 40 x 20 | 1.35 | 1.3 |
| 15 x 15 | 1.5 | 0.63 |
| 20 x 10 | 1.5 | 0.63 |
| 20 x 20 | 1.5 | 0.87 |
| 25 x 25 | 1.5 | 1.1 |
| 30 x 10 | 1.5 | 0.87 |
| 30 x 20 | 1.5 | 1.1 |
| 30 x 30 | 1.5 | 1.34 |
| 35 x 35 | 1.5 | 1.58 |
| 40 x 20 | 1.5 | 1.34 |
| 40 x 30 | 1.5 | 1.58 |
| 40 x 40 | 1.5 | 1.81 |
| 45 x 45 | 1.5 | 2.05 |
| 50 x 20 | 1.5 | 1.58 |
| 50 x 30 | 1.5 | 1.81 |
| 50 x 40 | 1.5 | 2.05 |
| 50 x 50 | 1.5 | 2.3 |
| 60 x 20 | 1.5 | 1.81 |
| 60 x 30 | 1.5 | 2.05 |
| 60 x 40 | 1.5 | 2.3 |
YST 310 material heat treatment
| Heat treatment | 1383°C - 1442°C |
|---|
Testing of IS 4923 rectangular hollow sections
YST 310 grade square section applications
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