and eddy current testers, to ensure the steel is free of internal defects. World Iron & Steel Co.,Ltd Standard Specifications
The document is natively published in Japanese, but official English translations are widely available for global procurement and engineering teams.
is a technical document released by the Japanese Standards Association (JSA) that establishes the requirements for steel rails used in railway construction. These rails are designed for various applications, including: Main railway lines (high-speed and conventional). Branch lines . Station lines . jis e 1101 pdf
The result was a novel design that significantly reduced the need for maintenance and extended the lifespan of the rail joints. The innovation spread across the Japanese rail network and eventually gained international attention, with other countries looking to adopt similar standards and technologies.
Each profile includes detailed data tables for: and eddy current testers, to ensure the steel
A complete revision history is documented below, with the standard undergoing its most significant updates in 1990, 1993, 2001, 2006, and 2012 [8†L10-L15]:
When reviewing a JIS E 1101 PDF, you will find rails categorized primarily by their weight per meter. The standard accommodates various track categories, from light industrial tracks to high-speed rail. The result was a novel design that significantly
The official JSA website might have a database of JIS standards where you can search for and purchase downloads of standards.
The base width that sits on the sleepers/ties. Head Width: The contact surface for the train wheels.
When citing the standard in technical documents, use the official title "Flat bottom railway rails and special rails for switches and crossings of non-treated steel" for English communications. For Japanese communications, use "普通レール及び分岐器類用特殊レール". Also note that the standard underwent a name change from "Japanese Industrial Standard" to "Japanese Industrial Standards" in July 2019, although the technical content remains unchanged.