4140 Quenched And Tempered Hardness - manufacturer, factory, supplier from China

Heavy machinery industry steel bar
Heavy machinery industry is used to manufacture various shaft parts, transmission gears, connecting rods, suspension systems, steering systems, etc. The main brands are 45#, aisi 1045, sae 1045, c45,...
Machinery Industry Steel - Steel plate
Medium and heavy plate is the most consumed steel product in the machinery industry, accounting for more than 60% of the steel consumption in the machinery industry. Mainly used for structural parts...
Auto steel – steel bar for wheel hub and transmission bearing
Auto steel – steel bar for wheel hub and transmission bearing. Wheel hub and transmission bearing combine to the wheel hub assembly, which is an automotive part used in cars, vehicles, light or heavy...
Auto steel – steel bar for connecting rod
Auto steel – steel bar for connecting rod ( non-quenched and tempered steel). Aconnecting rod or con rod is one part of piston engine which connects the ppiston to the crankshaft. Major connecting...

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