BS/EN 2844-2013 pdf download.Aerospace series Acrylonitrile-butadiene rubber ( NBR ) -Mineral oil resistant Hardness 90 IRHD.
This BS/EN 2844 specifies the properties of acrylonitnie-butadiene rubber (NBR) 1), mineral oil resistant, hardness 90 IRHD, for aerospace applications.
2 Normative references
The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references. the latest edition of the referenced document (including any amendments) applies.
EN 3207, Aerospace series — Rubber compounds — Technical specification
ISO 1817, Rubber, vulcanized oi thermoplastic — Determination of the effect of liquids
3 Application of the material
3.1 General
The suitability of the material for a specific application shall be determined by complementary tests carried out on the finished product as the properties specified In this standard are obtained from standard test specimens.
3.2 Typical use
For applications where resistance to petroleum based hydraulic fluids and lubricants is required.
3.3 Temperature range
— Continuous service : from — 40 °C to 120 °C;
— Intermittent service from —40 °C to 150 6C.
4 Properties
See Table 1 and Table 2 according to EN 3207.
For qualification, all tests shall be performed,
For batch acceptance, the tests identified with footnote Na in Table 1 and Table 2 shall be performed.BS/EN 2844-2013 pdf download.
BS/EN 2844-2013 pdf download
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