>1, Salt bath nitride treated surface and satellite welding for wear resistance. 2, Material: Heat-resistant steel alloy 1) Intake Valves: 40Cr, 4Cr9Si2 2) Exhaust Valves: ...
engine valve, oilless bearing, piston, pistong ring
Ignition Module, Voltage Regulator, Diode
Vetical Honing Machine
Protable Boring Machine
Balance shaft and Bracket
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