Note: A JIS H-beam is generally slightly heavier and has different flange slopes compared to an equivalent ASTM beam. Always check the PDF before substitution.
Weight (kg)=Thickness (mm)×Width (m)×Length (m)×Density (7.85 g/cm3)Weight (kg) equals Thickness (mm) cross Width (m) cross Length (m) cross Density open paren 7.85 g/cm cubed close paren
The primary function of JIS G 3193 is to regulate how much a real-world product can deviate from its ordered dimensions. These permissible variations or tolerances are crucial for ensuring that steel components fit together as designed. jis g3193 pdf
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Use in design and analysis: Structural properties listed in JIS G3193 tables (e.g., section modulus, radius of gyration) are direct inputs to bending, buckling, and shear calculations. Designers must account for manufacturing tolerances specified by the standard when checking fit-up and clearances. Note: A JIS H-beam is generally slightly heavier
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JIS G3193 is a Japanese Industrial Standard that specifies the requirements for hot-rolled steel plates used in shipbuilding. This standard, published in 2019, outlines the technical conditions for the production, testing, and inspection of steel plates for shipbuilding. This paper provides an overview of the JIS G3193 standard, including its history, scope, and key requirements. Additionally, it discusses the significance of this standard in ensuring the quality and safety of shipbuilding materials. These permissible variations or tolerances are crucial for
The allowed deviation depends on both the and the width of the plate. For general hot‑rolled plates, the tolerances are:
Mechanical designers need exact flatness and thickness tolerances to calculate clearances, weld gaps, and structural load distributions.
Specifies the maximum allowable deviation from a flat surface when the plate is laid on a level floor. This is crucial for CNC laser cutting and automated welding.