Stainless steel square pipes are hollow, square-shaped tubes made from stainless steel. Like round pipes, they are valued for strength, corrosion resistance, and durability, but their shape gives them added stability and load-bearing capacity.
| Outer Dia/Wall Thickness (mm) |
WEIGHT KG/MTR. | |||
|---|---|---|---|---|
| 0.88 | 1.20 | 1.50 | 2.00 | |
| 10×10 | 0.260 | 0.345 | 0.421 | 0.536 |
| 12×12 | 0.330 | 0.441 | 0.540 | 0.694 |
| 15×15 | 0.400 | 0.536 | 0.659 | 0.854 |
| 20×20 | 0.540 | 0.727 | 0.897 | 1.171 |
| 25×25 | 0.680 | 0.918 | 1.136 | 1.489 |
| 30×30 | 0.820 | 1.108 | 1.374 | 1.807 |
| 40×40 | 1.100 | 1.490 | 1.851 | 2.443 |
| 50×50 | 1.379 | 1.871 | 2.328 | 3.079 |
| 60×60 | 1.659 | 2.253 | 2.805 | 3.140 |
| 80×80 | 2.218 | 3.016 | 3.758 | 5.080 |
| 100×100 | 2.778 | 3.779 | 4.712 | 6.258 |
| Stainless Steel Grade (AISI) | Condition | Tensile Strength (MPa Min) |
Yield Strength (MPa Min) |
Percentage Elongation (% Max) |
Hardness RB (Max) |
|---|---|---|---|---|---|
| JSLU-SD | Annealed | 550 | 205 | 40 | 95 |
| J3 | Annealed | 600 | 250 | 40 | 95 |
| J4 | Annealed | 700 | 350 | 40 | 95 |
| JT (202) | Annealed | 620 | 310 | 40 | 98 |
| 301 | Annealed | 515 | 205 | 40 | 88 |
| 304 | Annealed | 579 | 290 | 45 | 80 |
| 304L | Annealed | 558 | 269 | 55 | 80 |
| 316 | Annealed | 579 | 290 | 50 | 79 |
| 316L | Annealed | 558 | 290 | 45 | 79 |
| 321 | Annealed | 621 | 241 | 45 | 80 |
| 409M | Annealed | 480 | 275 | 30 | 90 |
| 410S | Annealed | 480 | 310 | 22 | 90 |
| 420 | Annealed | 665 | 345 | 15 | 95 |
| 430 | Annealed | 517 | 345 | 25 | 85 |