Gasoline TWC substrates are mainly made of cordierite, with round, oval, runway round, etc. Mainly used in gasoline engines, it can be used to purify harmful gases in gasoline engines after being coated to meet government/state emission requirements.
A Choke Valve is an important part of Wellhead Christmas Tree and Choke Manifold. It is usually used in well control operations to reduce the pressure of a fluid from high pressure in the closed wellbore to atmospheric pressure. It may be adjusted (opened
Excavator hydraulic rotary grapple is widely used for handling, loading and unloading materials, sugarcane, wood, stone, steel slag, grabbing garbage, scrap metal and other special operations.
Blackened hexagon bolts DIN933 is a German standard bolt, surface oxidized to black, size from M1.6 -- M52, length from 2mm -- 200mm, generally for mechanical applications