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Henan Bebon Iron&Steel Co.,Ltd is a steel-bar-specialized factory, located in zhengzhou city, south of henan province. Found in 2000, it takes an area of 520,000 square meters.

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40Cr steel round bar Delivery state

40Cr steel round bar is the standard steel number of GB in China, and 40Cr steel round bar is one of the most widely used steel in the machine industry. 40Cr steel round bar is treated with good integrated mechanical properties, good low temperature impact toughness and low notch sensitivity.

40Cr steel round bar Specification

Diameter:16mm-150mm

Length: 3m-12m

40Cr steel round bar Chemical composition(%)

C	Si	Mn	Cr	Ni
0.37-0.44	0.17-0.37	0.50-0.80	0.80-1.10	≤0.30

40Cr steel round bar Mechanical properties

Grade		40Cr Mechanical Property
Grade	Thickness	Yield	Tensile	HB
40Cr	mm	Min Mpa	Mpa	HB
	6-50	785	980	207
	50-200	785	980	207

40Cr steel round bar should be delivered at hot-rolled or hot wrought conditions. Once the demander requires(and stipulates in the contract),hot processing condition(annealing, normalizing or high-temperature backfire) can also be adopted.