304 Stainless Steel H Beam Supplier for Structural Fabrication and Industrial Construction

Choosing the right structural section is not only about load capacity-it also affects fabrication efficiency and long-term maintenance. For projects exposed to moisture, chemicals, or outdoor environments, 304 stainless steel H beam offers a practical combination of structural strength and corrosion resistance.

Compared with painted carbon steel beams, 304 stainless steel H beams require minimal surface maintenance and are widely used where appearance, cleanliness, and service life are equally important.

Product Specifications

Item	Details
Product Name	304 Stainless Steel H Beam
Standard	ASTM A276 / ASTM A484 / EN 10088
Grade	304 / UNS S30400
Production Method	Hot Rolled
Height	100 mm – 900 mm
Length	3 m – 12 m or Customized
Surface Finish	Pickled, Shot Blasted, Polished
Processing Service	Cutting, Drilling, Welding, CNC Fabrication
Payment Terms	T/T, L/C
Trade Terms	FOB, CFR, CIF

Property

Value

Chromium (Cr)

18.0 – 20.0%

Nickel (Ni)

8.0 – 10.5%

Carbon (C)

≤0.08%

Tensile Strength

≥515 MPa

Yield Strength

≥205 MPa

Elongation

≥40%

What Structural Contractors Usually Ask

Available H-Beam Sizes

Almost every project requires multiple H-beam sizes. Relying on only one specification often leads to delayed restocking and construction downtime. We keep a full range of 304 stainless steel H-beams in stock and provide precision cutting to your drawing lengths with tight tolerances. Materials arrive ready for fabrication or site installation, cutting waste material costs and shortening your lead time.

One-Stop Pre-Fabrication Before Delivery

Overseas construction crews usually lack complete on-site processing equipment and face high local labor costs. Most buyers request factory pre-processing including precision drilling, weld bevel cutting, weld seam finishing and custom length cutting. All work is finished by CNC machines in our workshop with official dimension inspection reports attached. Components can be assembled directly upon arrival, slashing on-site construction hours and avoiding extra fees or shipment delays from third-party processing vendors.

304 Stainless Steel for Outdoor Exposed Steel Structures

304 stainless steel is the top choice for coastal humid plants, chemical workshops, outdoor walkways, equipment support frames and exterior load-bearing architectural parts. It resists moisture, industrial acid and alkali fumes. No regular rust removal or repainting is needed for long-term outdoor use, cutting recurring maintenance labor and material expenses, especially ideal for large or high-rise structures hard to service later.

Consistent, Tight Dimensional Tolerance

Beam straightness, flange/web thickness and section width strictly comply with ASTM standards. Mill test certificates and batch dimension inspection reports come with every shipment. Uniform accurate dimensions eliminate misaligned bolt holes and welding gaps during assembly. This cuts rework labor and prevents full batch component scrapping caused by out-of-tolerance raw beams.