Open your PDF. Ensure it says "JIS G 3193:2019" on the cover page. If it says 2008, stop. You are using an outdated tolerance map.
The JIS G3193 standard is not just a document; it is a contract between the designer, the mill, and the fabricator. Having the correct PDF on hand means avoiding rework, reducing scrap, and guaranteeing that your steel structures stand the test of time.
| Standard | Issuing Body | Scope & Key Features | | :--- | :--- | :--- | | | Japan (JISC) | Dimensional and shape tolerances for hot-rolled plates/sheets/strips; specifies tolerances in millimeters. | | ASTM A6/A6M | USA (ASTM) | General requirements for rolled structural steel bars, plates, shapes, and sheet piling. | | EN 10029 | Europe (CEN) | Tolerances on dimensions, shape, and mass for hot-rolled steel plates (3 mm ≤ t ≤ 400 mm). | | GB/T 709 | China (SAC) | Tolerances on dimensions, shape, weight, and permissible variations for hot-rolled plates/sheets/strips. | jis g3193 pdf
The document is structured to cover every physical aspect of hot-rolled products: Dimensions and Expression of Size
While the standard defines physical requirements, it is typically used in conjunction with specific material product standards (like JIS G 3101 for structural steel) to ensure the steel meets both mechanical and dimensional quality benchmarks. Key Technical Sections Open your PDF
While obtaining the official PDF requires a purchase from authorized bodies like the JSA, its cost is minimal compared to the risk of using non-compliant materials or facing project delays. Always refer to the most current version——and source it from legitimate channels to ensure you are working with the official, authoritative text.
, JIS G 3193 includes specific technical modifications to reflect Japanese transaction practices . For those used to standards, it’s comparable to specifications like for general tolerances of structural steel Key Data Points in the Standard: Thickness Tolerances: You are using an outdated tolerance map
The Japanese Industrial Standard (JIS) G 3193 is a critical technical specification that defines the foundational requirements for hot-rolled flat steel products. Its full title is "Dimensions, shape, mass and permissible variations of hot rolled steel plates, sheets and strips". It establishes the quality benchmarks for steel's fundamental physical properties—how thick, wide, long, flat, and heavy it must be—forming the basis upon which hundreds of other steel product standards are built.
The standard provides specific rules for measuring and accepting hot-rolled steel products based on their physical dimensions. 1. Scope and Application Hot-rolled steel plates, sheets, and strips. Exclusions: It does not apply to flat bars.
Nominal standard thicknesses span from 1.2 mm up to 50 mm (and even higher for specific heavy industry applications), with standard steps including 2.3 mm, 3.2 mm, 4.5 mm, 6.0 mm, 9.0 mm, 12.0 mm, and 25.0 mm.
The frequent search query "JIS G 3193 PDF" highlights a modern industrial reality: the transition from paper-based archives to digital libraries. The necessity for a PDF version of this standard stems from the speed of modern engineering workflows. In a globalized supply chain, a structural engineer in Vietnam might be ordering steel from a mill in Japan to be used in a project in Brazil. Access to a digital, portable version of JIS G 3193 allows for instant verification of tolerances at the point of inspection, whether at the mill or the construction site.