... Material: Body: HPb 59-1 O-ring: NBR Material: copper/ brass/aluminium alloy/alloy steel.Working Medium:Air(gas), Hydraulic(oil ... pressure:12 Bar,or 1.2 Mpa,or 174PSI Material: brass Technics: forging, casting, moulding, plating, polishing Size: various sizes and ... fittings Our products are mainly used as pneumatic control component, connectors for the hose of auto air brake system. Superior quality ...