Reality: While technically harmonized, Japanese auditors will expect to see JIS K 6258 referenced. Some test parameters (like specific JIS reference fuels) differ slightly.
How to Access and Purchase the Official JIS K 6258 English PDF
Simulating commercial gasolines, diesel fuels, or biofuels.
When conducting an immersion test according to the standard, engineers evaluate multiple physical parameters to determine if a specific rubber compound can withstand its target environment: jis k 6258 english pdf
Technical standard providers such as Accuris (formerly IHS Markit) and AFNOR offer instant downloads of the English PDF version.
: Changes are measured before and after immersion for:
| Vendor / Source | Language / Format | Revision Available | Notes | |---|---|---|---| | (Japan) | PDF: Japanese only / Preview available | Current (2016) | The official source from the Japanese Standards Association. Paper copies are also sold. | | Intertek Inform (Global) | Hardcopy: Japanese or English / PDF: Japanese | 2003; 2016 is superseding | A global distributor for international standards. Note availability varies by revision and language. | | ANSI Webstore (USA) | PDF for immediate download | Current (2016) | The authorized reseller for the American market. | | AFNOR Boutique (France) | PDF for immediate download / French description | Current (2016) | The authorized reseller for the French market. | | SABS Webstore (South Africa) | PDF for immediate download | Current (2016) | The authorized reseller for the South African market. | When conducting an immersion test according to the
Measures whether the liquid plasticizes (softens) the rubber or causes further cross-linking (hardening).
The performance of a rubber component relies heavily on its environment. When exposed to liquids, rubber materials generally experience three simultaneous phenomena:
Official English versions of JIS standards are typically not free. You can find the latest version (JIS K 6258:2016) or superseded versions (2003, 1993) through official distributors: | | Intertek Inform (Global) | Hardcopy: Japanese
Reference oils such as IRM 901, IRM 902, and IRM 903.
The standard is a critical framework published by the Japanese Standards Association (JSA) for evaluating how vulcanized or thermoplastic rubber behaves when exposed to liquids. Officially titled "Rubber, vulcanized or thermoplastic — Determination of the effect of liquids," this standard dictates the exact lab testing methodologies used to measure changes in mass, volume, dimensions, and mechanical properties of rubber materials before and after chemical immersion.
: Rubber samples are fully submerged in specified test liquids for a set duration and temperature.
Measures changes in length, width, and thickness, which are vital for components like seals that must maintain critical dimensions to prevent leaks.
The standard is technically aligned with international standards like . It provides a framework for testing the resistance of rubber materials used in products like hoses, seals, and gaskets. Key Test Methods and Procedures