350x250x12mm  Steel rectangular hollow section S235JRH, S275J0H, S355J2H

350×250×12 mm S235JRH Steel Rectangular Hollow Section

350x250x12mm Steel rectangular hollow section in S235JRH, S275J0H, S355J2H to EN 10219, with an uncoated steel surface suitable for further processing or painting. Nominal weight 103.667 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: 9 pieces

Minimum order: 10 t per size (from 5 t if the size is in production)

Weight per meter:103.667 kg/m
Total length:6 meters
Total weight:622.002 kg

Applications & Usage

This extra heavy-duty industrial Steel rectangular hollow section is commonly specified for heavy structural supports, load-bearing frames, and demanding industrial applications. The 12mm 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

SpecificationValue
Dimensions350mm × 250mm × 12mm
Weight per Meter103.667 kg/m
MaterialSteel
Alloy/GradeS235JRH, S275J0H, S355J2H
StandardEN 10219
Standard Length6m
Minimum Order per Size10 t
Cut-to-Length Range4000 – 12000 mm

Section Properties

Nominal values calculated from nominal dimensions to EN 10219-2.

PropertyValue
Cross-sectional area(A)132 cm²
Second moment of area(Ix)22197 cm⁴
Second moment of area(Iy)13261 cm⁴
Radius of gyration(ix)13.0 cm
Radius of gyration(iy)10.0 cm
Elastic section modulus(Wel,x)1268 cm³
Elastic section modulus(Wel,y)1061 cm³
Plastic section modulus(Wpl,x)1544 cm³
Plastic section modulus(Wpl,y)1229 cm³
Torsional inertia constant(It)27749 cm⁴
Torsional modulus constant(Ct)1770 cm³
Surface area per metre(As)1.14 m²/m
Length per tonne9.65 m