Standards Development

Scope

This document specifies requirements for four types of wire braid reinforced hoses and hose assemblies of nominal bore from 5 to 76: Types 1SN, 2SN, 1ST and 2ST. They are suitable for use with:

— hydraulic fluids in accordance with ISO 6743‑4 with the exception of HFD R, HFD S and HFD T at temperatures ranging from −40 °C to +100 °C;

— water based fluids at temperatures ranging from −40 °C to +70 °C;

— water at temperatures ranging from 0 °C to +70 °C.

The hoses are not suitable for use with castor oil based and ester-based fluids.

This document does not include requirements for end fittings. It is limited to the performance of hoses and hose assemblies.

NOTE Requirements for hydraulic hoses for underground mining are covered in other documents.