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S355JR/S355J0 914x305x224 Universal columns beam sections
Model and size
Model: UB 914×305×224 (British standard H-beam, UB series stands for "Universal Beam")
Cross-section dimensions: height 914mm, flange width 305mm, web thickness 224mm.
Weight per meter: about 224 kg/m.
Material standard
Implementation standard: European standard EN10025-2, belonging to low-alloy high-strength structural steel.
Delivery status: hot-rolled or controlled-rolled, the surface is usually the original factory packaging.
Comparison of material properties of S355JR/S355J0 h section steel
Chemical composition
Common components: carbon (C≤0.22%), silicon (Si≤0.55%), manganese (Mn≤1.60%), phosphorus (P≤0.025%), sulfur (S≤0.025%).
Differences: S355JR has a slightly lower carbon content, higher impact toughness, and is suitable for low temperature environments; S355J0 has a slightly higher carbon content, better plasticity, and is suitable for normal temperature environments.
Mechanical properties of S355JR/S355J0 h section beam
Yield strength: ≥355 MPa (when thickness ≤16mm).
Tensile strength: 470~630 MPa.
Impact toughness: S355JR ≥27 J at 20℃, S355J0 ≥27 J at 0℃.
Application areas of S355JR/S355J0 h beam structure
Large buildings: such as high-rise steel structures, stadiums, etc., due to their high strength and stability.
Bridges and ships: Applicable to load-bearing parts such as main structures and decks.
Machinery manufacturing: heavy equipment frames, industrial plants, etc.
Production process and processing services of S355JR/S355J0 h-shaped steel
Production process: including steelmaking, continuous casting, hot rolling and other steps, strictly controlling tolerances (in accordance with EN10034 standard).
Surface treatment: usually hot-rolled original surface, galvanized or coated 1316 can also be performed according to requirements.
Processing services: support rough processing such as cutting, slitting, welding, etc.; customized lengths (such as 6~12m) can be customized to meet special engineering needs.
