What is the difference between: 50CrMo4 VS 42CrMo4 steel material

50CrMo4 and 42CrMo4 steel plates are produced according to technical standard EN10083-3. They are chromium molybdenum alloy steel with high hardenability, good toughness and small deformation during quenching. Do you know what is the difference between: 50CrMo4 VS 42CrMo4 steel material?

Chemical composition difference between: 50CrMo4 VS 42CrMo4 steel material

Grade	C	Mn	Si	P	S	Cr	Mo
42CrMo4	0.38-0.45	0.60-0.90	0.40 max	0.025 max	0.035 max	0.90-1.20	0.15-0.30
50CrMo4	0.46-0.54	0.50-0.80	0.40 max	0.025 max	0.035 max	0.90-1.20	0.15-0.30

Mechanical properties difference between: 50CrMo4 VS 42CrMo4 steel material
(Room Temperature, Quenched and Tempered condition)

QT	42CrMo4 steel plate			50CrMo4 steel plate
Thickness	Yield	Tensile	Elongation	Yield	Tensile	Elongation
mm	Min Mpa	Mpa	Min %	Min Mpa	Mpa	Min %
t≤8	900	1100 to 1300	10	900	1100-1300	9
8<t≤20	750	1000 to 1200	11	780	1000-1200	10
20<t≤60	650	900 to 1100	12	700	900-1100	12
60<t≤100	550	800 to 950	13	650	850-1000	13
100<t≤160	500	750 to 900	14	550	800-950	13

From above comparison, we have a better understand about what is the difference between: 50CrMo4 VS 42CrMo4 steel material. If you still have any doubt, welcome to communicate and discuss with us. If you have other questions about 50CrMo4 and 42CrMo4 steel material, for example, 50CrMo4 density, 50CrMo4 steel equivalent, 50CrMo4 hardness, 50CrMo4 young's modulus, 42CrMo4 steel number, etc. We are glad to explain for you.

If you want to learn more about CrMo series alloy structural steel: 50CrMo4, 25CrMo4, 34CrMo4, 42CrMo4, 12CrMo, 15CrMo, 20CrMo, 30CrMo, 35CrMo, 42CrMo, etc. Please also free free to consult BBN steel.

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