JIS H 4100 is an indispensable tool for anyone involved in the specification, design, manufacturing, or quality control of aluminum extrusions. Its comprehensive requirements for chemical composition, mechanical properties, and dimensional tolerances ensure that materials meet high, reliable standards. The designation system provides a clear, internationally consistent language for specifying alloys and tempers.
These detailed classifications allow manufacturers to choose the appropriate level of precision for their product.
JIS H4100 is the Japanese Industrial Standard for aluminium and aluminium alloy extruded shapes. It is one of the most widely referenced documents in Asian manufacturing and global metallurgy for ensuring the quality of structural and decorative aluminum profiles. Understanding the JIS H4100 Standard
: The Japanese Standards Association (JSA) and the Japanese Industrial Standards Committee (JISC) host official web stores where the document can be purchased in Japanese or English. jis h4100 standard pdf
The JIS H 4100 Standard serves as the primary technical guideline for wrought aluminium products transformed through the extrusion process into uniform cross-sectional profiles. Scope and Applicability
Depending on the temper designation (such as O for annealed, T4 for solution heat-treated, or T6 for solution heat-treated and artificially aged), the standard mandates minimum thresholds for:
Heavy-duty heat sinks and structural enclosures. JIS H 4100 is an indispensable tool for
Do you need assistance calculating for a custom profile?
Disclaimer: This article is for informational purposes. Always purchase and use the most current, official version of any standard. Prices and publication years are subject to change. Refer to JSA or ANSI for the latest information.
| Element | JIS 6061 Specification (wt. %) | Example Analysis (wt. %) | |---|---|---| | Si (Silicon) | 0.40 – 0.80 | 0.37 | | Fe (Iron) | 0.70 max | 0.11 | | Cu (Copper) | 0.15 – 0.40 | 0.077 | | Mn (Manganese) | 0.15 max | 0.056 | | Mg (Magnesium) | 0.80 – 1.20 | 0.59 | | Cr (Chromium) | 0.04 – 0.35 | 0.013 | | Zn (Zinc) | 0.25 max | < 0.005 | | Ti (Titanium) | 0.15 max | 0.019 | | Al (Aluminum) | Remainder | 98.8 (remainder) | Understanding the JIS H4100 Standard : The Japanese
This table defines the allowable percentage of Silicon, Iron, Copper, Manganese, Magnesium, Chromium, Zinc, and Titanium. For example:
The Japanese Industrial Standard JIS H 4100 is a cornerstone document for the aluminum industry. As the principal specification for aluminum and aluminum alloy extruded profiles, it governs a significant portion of the manufacturing, quality control, and international trade of these materials. This comprehensive article explores everything you need to know about the JIS H4100 standard, from its technical scope and common alloys to practical advice on how to obtain the official PDF document.
: Known for high strength and weldability, frequently utilized in marine and vehicle construction. Jis H 4100 - 2015 | PDF - Scribd
Yet the common pathway to access—paywalled PDFs sold by standards organizations or third-party vendors—creates practical barriers. Small manufacturers, independent consultants, and universities often operate on tight budgets; purchasing multiple standards for a single project can be cost-prohibitive. Engineers in developing economies face an even larger disparity: the expertise exists locally, but the legal, affordable means to consult the authoritative text may not. This restricted access can inadvertently encourage workarounds—relying on summaries, secondhand interpretations, or outdated drafts—that increase the risk of misapplication.
