This part of GB/T9065 specifies the basic requirements and dimensions for the design and performance of flanged hose joints made of carbon steel (see Figure 1 for a typical example, suitable for oil ports and flange clamps that comply with ISO6162 1 and ISO6162 2) Require.
ISO 6162-1 Hydraulic fluid power.Flange connections with split or one-piece flange clamps and metric or inch screws.Part 1: Flange connectors, ports and mounting surfaces for use at pressures of 3,5 MPa (35 bar) to 35 MPa (350 bar), DN 13 to DN 127