Product name: Hydraulic tube bite type fitting  Hose part/ Hose nipple/ hydraulic coupler/ SS fitting 1. Raw Material: Carbon Steel & Stainless Steel available 2. Standard Plating: Trivalent Zinc Plating ( Cr3 / Chrome Free ), Silver & Yellow 3. Salt Spray Test: > 72 Hours ( If customer have higher requirement, we can also do with 200 Hours ) 4. Packing: Products are protected with the plastic caps and then packed in carbon box. 5. OEM Service: Available. Customer only need to provide the product drawing or samples. 6. Sample. Please contact our sales person for the free sample. We specialized in exploiting, manufacturing and selling fluid flow systerm. Dingfeng products includes: All kinds of hydraulic hose fittings, adapters, hydraulic hose, high pressure hose assemblies and other metal parts, as well as the agent for related fluid joint products. We also provide OEM service. These products are mainly used in aerospace, automotive, shipbuilding, medicine, chemicals, petroleum and other areas.