BS EN 6111:2020 pdf free.Aerospace series – Ethylene-propylene elastomer (EPM/EPDM) – Hardness 80 IRHD for static seal elements in hydraulic systems for long-term application – – Material standard.
BS EN 6111 This document defines the requirements of ethylene-propylene elastomer (EPM/EPDM) for seal elements for use as static seals in hydraulic systems using phosphate ester fluids, hardness 80 IRHD (International Rubber Hardness Degree) for long-term application for aerospace application.Unless otherwise specified in the drawing, order or inspection schedule, this document shall be used in conjunction with the referenced documents.Applicable temperature range:—continuous service: -55 °Cto 107 °C; — intermittent service: -55 °C to 120 °C.The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 6075, Aerospace series – Static seal elements 0-Ring ethylene-propylene, moulded, phosphate ester resistant (- 55 °C to 107 °C) – Inch series EN 6076, Aerospace series – Static seal elements 0-Ring for straight thread tube fitting boss, ethylene-
propylene, moulded, phosphate ester resistant (-55 °C to 107 °C) – Inch series EN 6109:2018, Aerospace series – Static seal elements elastomer; moulded, phosphate ester resistant –
Technical specification ISO 48-2, Rubber, vulcanized or thermoplastic一Determination of hardness一Part 2: Hardness between 10 IRHD and 100 IRHD ISO 188, Rubber, vulcanized or thermoplastic一Accelerated ageing and heat resistance tests ISO 181Z Rubber, vulcanized or thermoplastic一Determination of the effect of liquids ISO 2781, Rubber, vulcanized or thermoplastic一Determination of density ASTM D 1414, Standard Test Methods for Rubber O-Rings1) ASTM D 3677, Standard Test Methods for Rubber一Identification by Infrared Spectrophotometry1 ASTM E 1131, Standard Test Method for Compositional Analysis by Thermogravimetry1。No terms and definitions are listed in this document.ISO and IEC maintain terminological databases for use in standardization at the following addresses:一ISO Online browsing platform: available at https://www.iso.org/obp一IEC Electropedia: available at http://www.electropedia.org/Specification values refer to the arithmetic mean of the corresponding test and, unless otherwise stated, are minimal.BS EN 6111 pdf downlaod.