HSS 14 × 4 × ⅜" (355.6 × 101.6 × 9.53 mm) ASTM A500 Grade B/C Rectangular HSS
355.6x101.6x9.53mm Steel rectangular hss in ASTM A500 Grade B, Grade C to ASTM A500/A500M, with an uncoated steel surface suitable for further processing or painting. Nominal weight 63.718956 kg/m.
Minimum order
Minimum 10 t per size. If the size is already in the current production cycle, we can accept orders from 5 t. Standard length 6 m; 4–12 m on request. We confirm the minimum, lead time and grade in your quote.
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Minimum order: 10 t per size (from 5 t if the size is in production)
Applications & Usage
This extra heavy-duty industrial Steel rectangular hss is commonly specified for heavy structural supports, load-bearing frames, and demanding industrial applications. The 9.53mm wall thickness provides exceptional structural integrity while maintaining workability. The natural mill finish provides a cost-effective solution for applications where aesthetics are secondary. Available in standard lengths of 6m, this profile can be easily cut, drilled, and welded to suit your specific requirements.
Technical Specifications
| Specification | Value |
|---|---|
| Dimensions | 355.6mm × 101.6mm × 9.53mm |
| Weight per Meter | 63.719 kg/m |
| Material | Steel |
| Alloy/Grade | ASTM A500 Grade B, C |
| Standard | ASTM A500/A500M |
| Standard Length | 6m |
| Designation (inch) | HSS 14 × 4 × ⅜ |
| Weight (lb/ft) | 42.82 lb/ft |
| Minimum Order per Size | 10 t |
| Cut-to-Length Range | 4000 – 12000 mm |
Section Properties
Calculated with the AISC design wall thickness (0.93 × nominal); mass and length per tonne use the nominal wall.
| Property | Value |
|---|---|
| Cross-sectional area(A) | 75.9 cm² |
| Second moment of area(Ix) | 10484 cm⁴ |
| Second moment of area(Iy) | 1398 cm⁴ |
| Radius of gyration(ix) | 11.8 cm |
| Radius of gyration(iy) | 4.29 cm |
| Elastic section modulus(Wel,x) | 590 cm³ |
| Elastic section modulus(Wel,y) | 275 cm³ |
| Plastic section modulus(Wpl,x) | 782 cm³ |
| Plastic section modulus(Wpl,y) | 314 cm³ |
| Torsional inertia constant(It) | 4261 cm⁴ |
| Torsional modulus constant(Ct) | 510 cm³ |
| Surface area per metre(As) | 0.884 m²/m |
| Length per tonne | 15.7 m |
Grade strength and capacity
Minimum strength of each grade this size is rolled in, with the indicative capacity calculated on the AISC design wall (0.93 × nominal).
| Grade | Min. yield | Tensile | Bending Wel·fy | Axial A·fy |
|---|---|---|---|---|
| Grade B | 46 ksi (315 MPa) | 58 ksi (400 MPa) | 186 kNm · 137 kip·ft | 2390 kN · 537 kips |
| Grade C | 50 ksi (345 MPa) | 62 ksi (425 MPa) | 203 kNm · 150 kip·ft | 2618 kN · 588 kips |
Indicative values from nominal dimensions: Wel × fy and A × fy, without buckling, cross-section class or partial safety factors. Not a design check.
Nearest metric size to EN 10219: 350 × 100 × 10 mm →
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