https://youtu.be/Trb5mPhOxJQ International Standard (ISO 630) Fe 360B (GR 235) Yield Strength: 235 MPa Tensile Strength: 360–510 MPa Equivalent Note: Mechanical performance aligns with Q235B. Chemical Composition: Q235B has a slightly higher carbon content (≤0.20%) compared to S235JR (≤0.17%), but shares similar sulfur and phosphorus content levels. Application Scenarios: S235JR (EN
https://youtu.be/woFdO8j1tzs HRB400E is a hot-rolled ribbed steel bar defined in the Chinese standard GB/T 1499.2, characterized by a yield strength of 400 MPa and enhanced seismic performance (Grade E). Key Details: Standard: GB/T 1499.2 (China). Type: Hot-rolled ribbed/deformed steel bar. Yield Strength: 400 MPa (minimum). Seismic Grade: “E” designation ensures
Q235B Steel Plate Chemical Composition (by mass percentage) Element Content Range (%) Standard Requirement (Max.) Notes Carbon (C) ≤0.20 ≤0.22 Affects strength and weldability Silicon (Si) ≤0.35 ≤0.35 Acts as deoxidizer, enhances strength Manganese (Mn) 0.35-0.80 ≤0.80 Improves toughness and workability Sulfur (S) ≤0.045 ≤0.045 Harmful element, causes hot brittleness
