? First, the product features: Full withhold high-pressure hose fittings latest nano-materials, selection of regular manufacturers of high quality steel, is the basis of the relevant former national standards, the standards and structure reference Germany, the United States, Japan and other countries, combined with the market common all kinds of connections, sealed form carefully designed; the hose assembly has excellent oil resistance, ozone resistance, aging resistance and higher pulse performance; tube products has a simple structure, easy to use, good interchangeability, reliable performance characteristics is a hydraulic drive technology indispensable pipeline connecting element. Another may be to provide non-standard connectors, tube fittings, hose fittings, quick connectors, etc. to meet the GB, ISO, DIN and other standards of the various forms of high-quality products; run the cap, retaining springs and hydraulic seals and other products. Second, hose fittings and hose crimping forms: 1. peel outer plastic outer layer stripped withhold need a certain length, suitable for GB / T 3683-92, GB / T 10544-03, DIN20022, SAE100R1A / R2A other standard steel braided hose and hose winding wire. 2. Do not peel the outer plastic withholding process is simple, suitable for fiber braided hose and SAE100RIAT / R2AT models such as steel wire braided hose. 3. Interlock need stripped of the inner layer of plastic withhold certain length and outer layer, called the inner lock safe withhold hose fittings, suitable for GB / T10544-89 large diameter pipe SAER12, DIN20023-4SH and other EHV wire winding hose.