Pipe3/4STD Steel Pipe — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Outer Diameter (OD) | 1.05 | 26.7 mm |
| Wall Thickness (t) | 0.113 | 2.9 mm |
| Area (A) | 0.312 in² | 2.0 cm² |
| Weight | 1.13 lb/ft | 1.7 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 0.035 | 0.035 | in⁴ |
| Elastic Section Modulus (S) | 0.067 | 0.067 | in³ |
| Plastic Section Modulus (Z) | 0.094 | 0.094 | in³ |
| Radius of Gyration (r) | 0.336 | 0.336 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 0.07 | in⁴ |
| Warping Constant (Cw) | 0 | in⁶ |
Design Resources
- Section Properties Database — Compare with other sections
- Steel Pipe Reference — Full pipe dimension table
- Steel Grades Reference — Material properties
Frequently Asked Questions
What is the weight of a Pipe3/4STD pipe section? 1.13 lb/ft (1.7 kg/m).
What is the section modulus of Pipe3/4STD? Sx = 0.067 in³, Zx = 0.094 in³ (strong axis). Sy = 0.067 in³, Zy = 0.094 in³ (weak axis).
What steel grade is standard for Pipe3/4STD? ASTM A53 Grade B (Fy = 35 ksi) for pipe sections. Verify with mill certificate.
What is the moment of inertia of Pipe3/4STD? Ix = 0.035 in⁴ about the strong axis and Iy = 0.035 in⁴ about the weak axis. The radius of gyration is rx = 0.336 in and ry = 0.336 in.
Related Pages
Educational reference only. Verify all section properties against the current AISC Manual and mill certificates before design. Results are PRELIMINARY — NOT FOR CONSTRUCTION.