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20MnB5 structural alloy steel is used for mechanical parts and all kinds of engineering components and contains one or several kinds of a certain amount of alloy element in steel.
20MnB5 Alloy structural steel is widely used in ships,vehicles,aircraft,missiles,weapons,railways,Bridges,pressure vessels and so on. 20MnB5 structural alloy steel is provided with higher yield strength,tensile strength, endurance strength,yield ratio (about 0.85 generally ) enough plasticity and toughness.
20MnB5 steel plate chemical composition %
C
|
Si |
Mn |
P max |
S max |
Nmax |
B |
0.17-0.23 |
0.40 |
1.10-1.40 |
0.025 |
0.035 |
0.009 |
0.0008-0.0050 |
20MnB5 alloy steel plate Mechanical properties a at room temperature in the quenched and tempered condition
Grade
|
Mechanical properties for the ruling section |
|||||||||
20MnB5
|
d ≤ 16 mm t ≤ 8 mm |
16 mm < d ≤ 40 mm 8 mm < t ≤ 20 mm |
||||||||
Remin(Mpa) |
Rm(Mpa) |
A min(%) |
Zmin(%) |
KVbmin(J) |
Remin(Mpa) |
Rm(Mpa) |
Amin(%) |
Zmin(%) |
KVbmin(J) |
|
700 |
900-1050 |
14 |
55 |
~ |
600 |
750-900 |
15 |
55 |
60 |
Technical specifications,French standards Quenched and tempered steel 20MnB5 datasheet,20MnB5 Chemical compositions, mechanical properties from Steelmaking, ESR melted, Blooming,NF 20MnB5 Forging,Hot rolling,Heat treatment, Straightening,Ultrasonic test,Cold working or Machined.Technical specification - NF EN 10083-3.We also possess the advanced precision machining equipments for further processing of 20MnB5 Alloy structural steel.Please just let us know what you inquire.so contact us.
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