Jis H4100 Standard Pdf May 2026
JIS H 4100 standard, titled "Aluminium and aluminium alloy extruded profiles," is a critical Japanese Industrial Standard used to specify requirements for extruded aluminum and aluminum alloy profiles (shapes). The current active version is JIS H 4100:2022 , which superseded the 2015 edition. www.vosbltd.com Scope and Application
The JIS H4100 standard is a critical standard for the quality control and assurance of aluminum and aluminum alloy sheets, plates, and strips. The standard provides guidelines for the classification, inspection, and testing of these products, ensuring that they meet the required quality and performance standards. The standard has significant implications for various industries, including construction, transportation, and consumer goods. jis h4100 standard pdf
- Width and height tolerances for square and rectangular bars
- Side flatness (concave/convex limits)
- Corner radii (uncontrolled for free-cutting but checked for precision)
- Twist (Helical warpage per meter)
- Straightness (Deviation from a straight line)
- Length tolerances (+10mm, +20mm, etc., depending on length)
1. Classification and Designation
The standard categorizes alloys based on their chemical composition, similar to the AA (Aluminum Association) system but with specific JIS prefixes. Common alloys covered under this standard include: JIS H 4100 standard, titled "Aluminium and aluminium